diff --git a/common/templatetags/common_tags.py b/common/templatetags/common_tags.py
index 502febf..f73a9a0 100644
--- a/common/templatetags/common_tags.py
+++ b/common/templatetags/common_tags.py
@@ -30,6 +30,11 @@ def to_str(val):
     return str(val)
 
 
+@register.filter('class_name')
+def class_name(val):
+    return type(val).__name__
+
+
 @register.filter
 def multiply(string, times):
     return string * times
diff --git a/projects/views.py b/projects/views.py
index c1d3d3e..e4c3426 100644
--- a/projects/views.py
+++ b/projects/views.py
@@ -45,6 +45,8 @@ class ProjectFilterView(BaseMixin, View):
         projects = Project.objects
         
         if form.is_valid() and realty_form.is_valid():
+            ord = None
+            
             keywords = form.cleaned_data.get('keywords')
             cro = form.cleaned_data.get('cro')
             work_type = form.cleaned_data.get('work_type')
@@ -88,15 +90,14 @@ class ProjectFilterView(BaseMixin, View):
             reverse_order = form.cleaned_data.get('reverse_order')
             
             if order_by:
-                if order_by == last_order_by:
-                    reverse_order = not reverse_order
-                else:
-                    reverse_order = False
-                
-                projects = projects.order_by('-%s' % order_by if reverse_order else order_by)
-                last_order_by = order_by
+                reverse_order = not reverse_order if order_by == last_order_by else False
+                ord = order_by
+                last_order_by = ord
             elif last_order_by:
-                projects = projects.order_by('-%s' % last_order_by if reverse_order else last_order_by)
+                ord = last_order_by
+            
+            if ord:
+                projects = projects.order_by('-%s' % ord if reverse_order else ord)
             
             context.update({
                 'last_order_by': last_order_by,
diff --git a/users/forms.py b/users/forms.py
index 8dde601..31e790f 100644
--- a/users/forms.py
+++ b/users/forms.py
@@ -41,22 +41,22 @@ class UserEditForm(ModelForm):
 
 
 class ContractorFilterForm(forms.Form):
-    # PROJECT_ORDER_CHOICES = ( # "Упорядочить по"...
-    #     ('name', 'названию'),
-    #     ('budget', 'цене'),
-    #     ('created', 'дате размещения'),
-    #     ('views', 'просмотрам'),
-    # )
+    CONTRACTOR_ORDER_CHOICES = ( # "Упорядочить по"...
+        ('name', 'названию'),
+        ('budget', 'цене'),
+        ('created', 'дате размещения'),
+        ('views', 'просмотрам'),
+    )
     
     PARTY_TYPES = (
-        ('', 'Все'),
+        ('all', 'Все'),
         ('teams', 'Группы'),
         ('contractors', 'Исполнители'),
     )
     
-    # order_by = forms.ChoiceField(required=False, choices=PROJECT_ORDER_CHOICES)
-    # last_order_by = forms.ChoiceField(required=False, choices=PROJECT_ORDER_CHOICES)
-    # reverse_order = forms.BooleanField(required=False)
+    order_by = forms.ChoiceField(required=False, choices=CONTRACTOR_ORDER_CHOICES)
+    last_order_by = forms.ChoiceField(required=False, choices=CONTRACTOR_ORDER_CHOICES)
+    reverse_order = forms.BooleanField(required=False)
     
     specialization = forms.ModelChoiceField(
         queryset=Specialization.objects.root_nodes()[0].get_descendants(),
@@ -95,6 +95,11 @@ class ContractorFilterForm(forms.Form):
         required=False,
     )
     
+    last_party_types = forms.ChoiceField(
+        choices=PARTY_TYPES,
+        required=False,
+    )
+    
     def __init__(self, *args, **kwargs):
         self.request = kwargs.pop('request')
         super().__init__(*args, **kwargs)
diff --git a/users/templates/contractor_filter.html b/users/templates/contractor_filter.html
index 84a02ac..156c7eb 100644
--- a/users/templates/contractor_filter.html
+++ b/users/templates/contractor_filter.html
@@ -142,11 +142,14 @@
                                 type="submit"
                                 name="{{ form.party_types.html_name }}"
                                 value="{{ val }}"
-                                class="btn btn-default">
+                                class="{% if val == last_party_types %}active{% endif %} btn btn-default">
                                     {{ text }}
                             </button>
                         {% endfor %}
                     </div>
+                    
+                    <input type="hidden" name="{{ form.last_party_types.html_name }}" value="{{ last_party_types }}">
+                    
                     <div class="polsF1 disTab polsSearch">
                         <div class="col-lg-3">
                             <select class="selectpicker">
@@ -160,158 +163,210 @@
                 
                 
                 
-                
-{#                {% for contractor in contractors %}#}
-{#                    <div class="executorBlock clearfix">#}
-{#                        <div class="col-lg-4">#}
-{#                            <a href="#" class="aLinkExe"><div class="imgExecutor">#}
-{#                                <img src="img/profile.jpg" alt="execitor-image">#}
-{#                            </div></a>#}
-{#                            <p class="nameExecutor">#}
-{#                                <a href="#">{{ contractor.get_full_name }} [{{ contractor.username }}]</a>#}
-{#                            </p>#}
-{#                            <p class="navv2">На сайте 8 лет и 3 месяца</p>#}
-{#                            <div class="statusUser">Свободен</div>#}
-{#                        </div>#}
-{#                        #}
-{#                        #}
-{#                        <div class="col-lg-2">#}
-{#                            <ul class="listExecutor">#}
-{#                                <li>#}
-{#                                    <a href="javascript:void(0)">#}
-{#                                        смотреть профиль#}
-{#                                    </a>#}
-{#                                </li>#}
-{#                                <li>#}
-{#                                    <a href="javascript:void(0)">#}
-{#                                        предложить проект#}
-{#                                    </a>#}
-{#                                </li>#}
-{#                                <li>#}
-{#                                    <a href="javascript:void(0)">#}
-{#                                        написать сообщение#}
-{#                                    </a>#}
-{#                                </li>#}
-{#                            </ul>#}
-{#                        </div>#}
-{#                        #}
-{#                        #}
-{#                        <div class="col-lg-3">#}
-{#                            <div class="dashedCol4 dashedCol44">#}
-{#                                <p class="specUser">#}
-{#                                    Специализации:#}
-{#                                </p>#}
-{#                                <div class="insetSpec">#}
-{#                                    <span>Интерьеры</span>#}
-{#                                    <span>2-й</span>#}
-{#                                </div>#}
-{#                                <div class="insetSpec">#}
-{#                                    <span>Визуализация/3D</span>#}
-{#                                    <span>45-й</span>#}
-{#                                </div>#}
-{#                                <div class="insetSpec">#}
-{#                                    <span>Экстерьеры</span>#}
-{#                                    <span>10-й</span>#}
-{#                                </div>#}
-{#                                <div class="showSpec">#}
-{#                                    <div class="insetSpec">#}
-{#                                        <span>Архитектура</span>#}
-{#                                        <span>3-й</span>#}
-{#                                    </div>#}
-{#                                    <div class="insetSpec">#}
-{#                                        <span>3D Моделирование</span>#}
-{#                                        <span>100-й</span>#}
-{#                                    </div>#}
-{#                                </div>#}
-{#                                <button class="showPress">#}
-{#                                    #}
-{#                                </button>#}
-{#                            </div>#}
-{#                        </div>#}
-{#                        #}
-{#                        #}
-{#                        <div class="col-lg-3 retts">#}
-{#                            <ul class="rettList restList2">#}
-{#                                <li>Рейтинг: <span> 1245</span></li>#}
-{#                                <li>Безопасные сделки: <span> 5</span></li>#}
-{#                                <li>#}
-{#                                    <a href="javascript:void(0)">Отзывы: #}
-{#                                        <span> + 385</span>#}
-{#                                        <small> 0</small>#}
-{#                                        <mark> - 0</mark>#}
-{#                                    </a>#}
-{#                                </li>#}
-{#                            </ul>#}
-{#                            <div class="sroUser sroExecutor">#}
-{#                                <div class="iconSRO"></div>#}
-{#                                <p>Есть допуск СРО</p>#}
-{#                            </div>#}
-{#                        </div>#}
-{#                        #}
-{#                        #}
-{#                        {% if TEMPLATE_DEBUG %}#}
-{#                            <div class="col-lg-12">#}
-{#                                <pre><!--#}
-{#                                    --><b>Specializations:</b> {{ contractor.contractor_specializations.all }}<br><!--#}
-{#                                    --><br><!--#}
-{#                                    --><b>Location:</b> {{ contractor.location }}<br><!--#}
-{#                                    --><br><!--#}
-{#                                    --><b>Build. classif-s:</b> {% for o in contractor.orders.all %}{{ o.project.realty.building_classification }}, {% endfor %}<br><!--#}
-{#                                    --><br><!--#}
-{#                                    --><b>Constr. types:</b> {% for o in contractor.orders.all %}{{ o.project.realty.construction_type }}, {% endfor %}<br><!--#}
-{#                                    --><br><!--#}
-{#                                    --><b>CRO:</b> {{ contractor.cro }}<br><!--#}
-{#                                    --><br><!--#}
-{#                                    --><b>Work types:</b> {% for o in contractor.orders.all %}{{ o.project.work_type }}, {% endfor %}<br><!--#}
-{#                                --></pre>#}
-{#                            </div>#}
-{#                        {% endif %}#}
-{#                        #}
-{#                        #}
-{#                        <div class="gallMini disTab">#}
-{#                            <div class="col-lg-3">#}
-{#                                <a href="#" class="linkInsetCol">#}
-{#                                    <div class="insetCol box-sizing disTab">#}
-{#                                        <div class="imgGal">#}
-{#                                            <div class="imgFigure"></div>#}
-{#                                        </div>#}
-{#                                    </div>#}
-{#                                </a>#}
-{#                            </div>#}
-{#                            <div class="col-lg-3">#}
-{#                                <a href="#" class="linkInsetCol">#}
-{#                                    <div class="insetCol box-sizing disTab">#}
-{#                                        <div class="imgGal">#}
-{#                                            <div class="imgFigure"></div>#}
-{#                                        </div>#}
-{#                                    </div>#}
-{#                                </a>#}
-{#                            </div>#}
-{#                            <div class="col-lg-3">#}
-{#                                <a href="#" class="linkInsetCol">#}
-{#                                    <div class="insetCol box-sizing disTab">#}
-{#                                        <div class="imgGal">#}
-{#                                            <div class="imgFigure"></div>#}
-{#                                        </div>#}
-{#                                    </div>#}
-{#                                </a>#}
-{#                            </div>#}
-{#                            <div class="col-lg-3">#}
-{#                                <a href="#" class="linkInsetCol">#}
-{#                                    <div class="insetCol box-sizing disTab">#}
-{#                                        <div class="imgGal">#}
-{#                                            <div class="imgFigure"></div>#}
-{#                                        </div>#}
-{#                                    </div>#}
-{#                                </a>#}
-{#                            </div>#}
-{#                        </div>#}
-{#                    </div>#}
-{#                {% endfor %}#}
-                
                 {% for obj in coll %}
-{#                    Get the type of an object, like `if type(obj) == Team: ...`#}
-                    <div>{{ obj }}</div>
+                    {% if obj|class_name == 'Team' %}
+                        {% with team=obj %}
+                            <div class="executorBlock clearfix">
+                                <div class="col-lg-4">
+                                    <a href="#" class="aLinkExe"><div class="imgExecutor">
+                                        <img src="img/profile.jpg" alt="execitor-image">
+                                    </div></a>
+                                    <p class="nameExecutor">
+                                        <a href="#">{{ team.name }}</a>
+                                    </p>
+                                </div>
+                                
+                                
+                                {% if TEMPLATE_DEBUG %}
+                                    <div class="col-lg-12" style="margin-bottom: 20px">
+                                        <pre><!--
+                                            --><b>######## Team owner #########</b><br><!--
+                                            --><br><!--
+                                            --><b>Specializations:</b> {{ team.owner.contractor_specializations.all }}<br><!--
+                                            --><br><!--
+                                            --><b>Location:</b> {{ team.owner.location }}<br><!--
+                                            --><br><!--
+                                            --><b>Build. classif-s:</b> {% for o in team.owner.orders.all %}{{ o.project.realty.building_classification }}, {% endfor %}<br><!--
+                                            --><br><!--
+                                            --><b>Constr. types:</b> {% for o in team.owner.orders.all %}{{ o.project.realty.construction_type }}, {% endfor %}<br><!--
+                                            --><br><!--
+                                            --><b>CRO:</b> {{ team.owner.cro }}<br><!--
+                                            --><br><!--
+                                            --><b>Work types:</b> {% for o in team.owner.orders.all %}{{ o.project.work_type }}, {% endfor %}<br><!--
+                                            --><br><!--
+                                            --><br><!--
+                                            --><br><!--
+                                            --><b>######## Team users #########</b><br><!--
+                                            --><br><!--
+                                            --><b>Specializations:</b> {% for u in team.users.all %}{{ u.contractor_specializations.all }}, {% endfor %}<br><!--
+                                            --><br><!--
+                                            --><b>Location:</b> {% for u in team.users.all %}{{ u.location }}, {% endfor %}<br><!--
+                                            --><br><!--
+                                            --><b>Build. classif-s:</b> {% for u in team.users.all %}{% for o in u.orders.all %}{{ o.project.realty.building_classification }}, {% endfor %}; {% endfor %}<br><!--
+                                            --><br><!--
+                                            --><b>Constr. types:</b> {% for u in team.users.all %}{% for o in u.orders.all %}{{ o.project.realty.construction_type }}, {% endfor %}; {% endfor %}<br><!--
+                                            --><br><!--
+                                            --><b>CRO:</b> {% for u in team.users.all %}{{ u.cro }}, {% endfor %}<br><!--
+                                            --><br><!--
+                                            --><b>Work types:</b> {% for u in team.users.all %}{% for o in u.orders.all %}{{ o.project.work_type }}, {% endfor %}; {% endfor %}<br><!--
+                                        --></pre>
+                                    </div>
+                                {% endif %}
+                                
+                                
+                                <div class="gallMini disTab">
+                                </div>
+                            </div>
+                        {% endwith %}
+                    {% elif obj|class_name == 'User' %}
+                        {% with contractor=obj %}
+                            <div class="executorBlock clearfix">
+                                <div class="col-lg-4">
+                                    <a href="#" class="aLinkExe"><div class="imgExecutor">
+                                        <img src="img/profile.jpg" alt="execitor-image">
+                                    </div></a>
+                                    <p class="nameExecutor">
+                                        <a href="#">{{ contractor.get_full_name }} [{{ contractor.username }}]</a>
+                                    </p>
+                                    <p class="navv2">На сайте 8 лет и 3 месяца</p>
+                                    <div class="statusUser">Свободен</div>
+                                </div>
+                                
+                                
+                                <div class="col-lg-2">
+                                    <ul class="listExecutor">
+                                        <li>
+                                            <a href="javascript:void(0)">
+                                                смотреть профиль
+                                            </a>
+                                        </li>
+                                        <li>
+                                            <a href="javascript:void(0)">
+                                                предложить проект
+                                            </a>
+                                        </li>
+                                        <li>
+                                            <a href="javascript:void(0)">
+                                                написать сообщение
+                                            </a>
+                                        </li>
+                                    </ul>
+                                </div>
+                                
+                                
+                                <div class="col-lg-3">
+                                    <div class="dashedCol4 dashedCol44">
+                                        <p class="specUser">
+                                            Специализации:
+                                        </p>
+                                        <div class="insetSpec">
+                                            <span>Интерьеры</span>
+                                            <span>2-й</span>
+                                        </div>
+                                        <div class="insetSpec">
+                                            <span>Визуализация/3D</span>
+                                            <span>45-й</span>
+                                        </div>
+                                        <div class="insetSpec">
+                                            <span>Экстерьеры</span>
+                                            <span>10-й</span>
+                                        </div>
+                                        <div class="showSpec">
+                                            <div class="insetSpec">
+                                                <span>Архитектура</span>
+                                                <span>3-й</span>
+                                            </div>
+                                            <div class="insetSpec">
+                                                <span>3D Моделирование</span>
+                                                <span>100-й</span>
+                                            </div>
+                                        </div>
+                                        <button class="showPress">
+                                            
+                                        </button>
+                                    </div>
+                                </div>
+                                
+                                
+                                <div class="col-lg-3 retts">
+                                    <ul class="rettList restList2">
+                                        <li>Рейтинг: <span> 1245</span></li>
+                                        <li>Безопасные сделки: <span> 5</span></li>
+                                        <li>
+                                            <a href="javascript:void(0)">Отзывы: 
+                                                <span> + 385</span>
+                                                <small> 0</small>
+                                                <mark> - 0</mark>
+                                            </a>
+                                        </li>
+                                    </ul>
+                                    <div class="sroUser sroExecutor">
+                                        <div class="iconSRO"></div>
+                                        <p>Есть допуск СРО</p>
+                                    </div>
+                                </div>
+                                
+                                
+                                {% if TEMPLATE_DEBUG %}
+                                    <div class="col-lg-12">
+                                        <pre><!--
+                                            --><b>Specializations:</b> {{ contractor.contractor_specializations.all }}<br><!--
+                                            --><br><!--
+                                            --><b>Location:</b> {{ contractor.location }}<br><!--
+                                            --><br><!--
+                                            --><b>Build. classif-s:</b> {% for o in contractor.orders.all %}{{ o.project.realty.building_classification }}, {% endfor %}<br><!--
+                                            --><br><!--
+                                            --><b>Constr. types:</b> {% for o in contractor.orders.all %}{{ o.project.realty.construction_type }}, {% endfor %}<br><!--
+                                            --><br><!--
+                                            --><b>CRO:</b> {{ contractor.cro }}<br><!--
+                                            --><br><!--
+                                            --><b>Work types:</b> {% for o in contractor.orders.all %}{{ o.project.work_type }}, {% endfor %}<br><!--
+                                        --></pre>
+                                    </div>
+                                {% endif %}
+                                
+                                
+                                <div class="gallMini disTab">
+                                    <div class="col-lg-3">
+                                        <a href="#" class="linkInsetCol">
+                                            <div class="insetCol box-sizing disTab">
+                                                <div class="imgGal">
+                                                    <div class="imgFigure"></div>
+                                                </div>
+                                            </div>
+                                        </a>
+                                    </div>
+                                    <div class="col-lg-3">
+                                        <a href="#" class="linkInsetCol">
+                                            <div class="insetCol box-sizing disTab">
+                                                <div class="imgGal">
+                                                    <div class="imgFigure"></div>
+                                                </div>
+                                            </div>
+                                        </a>
+                                    </div>
+                                    <div class="col-lg-3">
+                                        <a href="#" class="linkInsetCol">
+                                            <div class="insetCol box-sizing disTab">
+                                                <div class="imgGal">
+                                                    <div class="imgFigure"></div>
+                                                </div>
+                                            </div>
+                                        </a>
+                                    </div>
+                                    <div class="col-lg-3">
+                                        <a href="#" class="linkInsetCol">
+                                            <div class="insetCol box-sizing disTab">
+                                                <div class="imgGal">
+                                                    <div class="imgFigure"></div>
+                                                </div>
+                                            </div>
+                                        </a>
+                                    </div>
+                                </div>
+                            </div>
+                        {% endwith %}
+                    {% endif %}
                 {% endfor %}
                 
                 
diff --git a/users/views.py b/users/views.py
index f53e4b2..81ce27b 100644
--- a/users/views.py
+++ b/users/views.py
@@ -4,6 +4,7 @@ from django.contrib.auth.models import Group
 from django.core.mail import send_mail
 from django.core.paginator import Paginator, EmptyPage, PageNotAnInteger
 from django.core.urlresolvers import reverse
+from django.db.models import Q
 from django.http import HttpResponse
 from django.shortcuts import render, get_object_or_404, redirect
 from django.views.generic import ListView, DetailView, View, UpdateView, CreateView
@@ -40,35 +41,53 @@ class ContractorFilterView(BaseMixin, View):
     def get(self, request, *args, **kwargs):
         form = self.form_class(request.GET, request=request)
         context = self.get_context_data(**_.merge({}, request.GET, kwargs))
-        contractors = teams = None
+        coll = []
         
         if form.is_valid():
+            contractors = teams = None
+            contr_count = team_count = None
+            get_contractors = get_teams = None
+            ord = None
+            
             cro = form.cleaned_data.get('cro')
             specialization = form.cleaned_data.get('specialization')
             location = form.cleaned_data.get('location')
             work_type = form.cleaned_data.get('work_type')
             build_classif = form.cleaned_data.get('building_classification')
             constr_type = form.cleaned_data.get('construction_type')
-            party_types = form.cleaned_data.get('party_types')
             
-            get_contractors = get_teams = None
             
-            if not party_types:
+            party_types = form.cleaned_data.get('party_types')
+            last_party_types = form.cleaned_data.get('last_party_types')
+            
+            if party_types == 'all':
                 get_contractors = get_teams = True
             elif party_types == 'contractors':
                 get_contractors = True
             elif party_types == 'teams':
                 get_teams = True
+            elif not party_types:
+                if last_party_types == 'contractors':
+                    get_contractors = True
+                elif last_party_types == 'teams':
+                    get_teams = True
+                else:
+                    get_contractors = get_teams = True
+            
+            if party_types:
+                last_party_types = party_types
+            
+            context.update({'last_party_types': last_party_types})
+            
+            
             
             if get_contractors:
                 contractors = User.contractor_objects.filter(cro=cro)
                 
                 if specialization:
                     contractors = contractors.filter(
-                        # specialization__lft__gte=specialization.lft,
-                        # specialization__rght__lte=specialization.rght,
-                        
-                        contractor_specializations=specialization, # TODO: Honor the hierarchical data structure
+                        contractor_specializations__lft__gte=specialization.lft,
+                        contractor_specializations__rght__lte=specialization.rght,
                     )
                 
                 if location:
@@ -78,24 +97,94 @@ class ContractorFilterView(BaseMixin, View):
                     )
                 
                 if work_type:
-                    contractors = contractors.filter(orders__project__work_type=work_type).distinct() # TODO: OK?
+                    contractors = contractors.filter(orders__project__work_type=work_type)
                 
                 if build_classif:
                     contractors = contractors.filter(orders__project__realty__building_classification=build_classif)
                 
                 if constr_type:
                     contractors = contractors.filter(orders__project__realty__construction_type=constr_type)
-                
-                # contr_count = contractors.count()
-                # display_msg = 'Найдено %s исполнителей' % contr_count if contr_count > 0 else 'Ничего не найдено'
+            
+            
             
             if get_teams:
-                teams = Team.objects.all()
+                teams = Team.objects.filter(Q(users__cro=cro) | Q(owner__cro=cro))
                 
-                # team_count = teams.count()
-                # display_msg = 'Найдено %s команд' % team_count if team_count > 0 else 'Ничего не найдено'
+                if specialization:
+                    teams = teams.filter(
+                        (
+                            Q(users__contractor_specializations__lft__gte=specialization.lft)
+                            & Q(users__contractor_specializations__rght__lte=specialization.rght)
+                        ) | (
+                            Q(owner__contractor_specializations__lft__gte=specialization.lft)
+                            & Q(owner__contractor_specializations__rght__lte=specialization.rght)
+                        ),
+                    )
+                
+                if location:
+                    teams = teams.filter(
+                        (
+                            Q(users__location__lft__gte=location.lft)
+                            & Q(users__location__rght__lte=location.rght)
+                        ) | (
+                            Q(owner__location__lft__gte=location.lft)
+                            & Q(owner__location__rght__lte=location.rght)
+                        ),
+                    )
+                
+                if work_type:
+                    teams = teams.filter(
+                        Q(users__orders__project__work_type=work_type)
+                        | Q(owner__orders__project__work_type=work_type),
+                    )
+                
+                if build_classif:
+                    teams = teams.filter(
+                        Q(users__orders__project__realty__building_classification=build_classif)
+                        | Q(owner__orders__project__realty__building_classification=build_classif),
+                    )
+                
+                if constr_type:
+                    teams = teams.filter(
+                        Q(users__orders__project__realty__construction_type=constr_type)
+                        | Q(owner__orders__project__realty__construction_type=constr_type),
+                    )
+            
+            if get_contractors and get_teams:
+                coll = tuple(itertools.chain(contractors.distinct(), teams.distinct()))
+                count = len(coll)
+                display_msg = 'Найдено %s элементов' % count if count > 0 else 'Ничего не найдено'
+            elif get_contractors:
+                coll = contractors.distinct()
+                count = coll.count()
+                display_msg = 'Найдено %s исполнителей' % count if count > 0 else 'Ничего не найдено'
+            elif get_teams:
+                coll = teams.distinct()
+                count = coll.count()
+                display_msg = 'Найдено %s групп' % count if count > 0 else 'Ничего не найдено'
+            
             
-            display_msg = 'Результаты поиска'
+            order_by = form.cleaned_data.get('order_by')
+            last_order_by = form.cleaned_data.get('last_order_by')
+            reverse_order = form.cleaned_data.get('reverse_order')
+            
+            if order_by:
+                reverse_order = not reverse_order if order_by == last_order_by else False
+                ord = order_by
+                last_order_by = ord
+            elif last_order_by:
+                ord = last_order_by
+            
+            if ord:
+                if ord == 'name':
+                    coll = natsort.natsorted(coll, key=lambda obj: getattr(obj, 'username', None) or obj.name, reverse=reverse_order)
+                else:
+                    coll = natsort.natsorted(coll, key=lambda obj: getattr(obj, ord), reverse=reverse_order)
+            
+            context.update({
+                'last_order_by': last_order_by,
+                'reverse_order': reverse_order,
+            })
         else:
             display_msg = 'Пожалуйста, введите корректные данные'
             
@@ -105,9 +194,6 @@ class ContractorFilterView(BaseMixin, View):
                     '<pre>{form}</pre>'
                 ).format(form=pformat(form.errors)))
         
-        coll = tuple(itertools.chain(contractors, teams))
-        coll = natsort.natsorted(coll, key=lambda obj: getattr(obj, 'username', None) or getattr(obj, 'name'))
-        
         paginator = Paginator(coll, settings.PAGE_SIZE)
         page = request.GET.get('page')