diff --git a/app/resources/js/components/deals/DealDetailBody.vue b/app/resources/js/components/deals/DealDetailBody.vue
index dec04b43..3b8903b8 100644
--- a/app/resources/js/components/deals/DealDetailBody.vue
+++ b/app/resources/js/components/deals/DealDetailBody.vue
@@ -10,6 +10,7 @@ import { computed, defineAsyncComponent, ref, watch } from 'vue';
 import type { MockDeal } from '../../composables/mockDeals';
 import { type DealEvent } from '../../composables/mockDealEvents';
 import { mapApiDealEvent } from '../../composables/dealsApiMapper';
+import { stripChannelPrefix } from '../../composables/projectName';
 import * as dealsApi from '../../api/deals';
 import * as remindersApi from '../../api/reminders';
 import type { ApiReminder } from '../../api/reminders';
@@ -162,7 +163,7 @@ defineExpose({
             <dl class="params">
                 <div class="param">
                     <dt class="text-caption text-medium-emphasis">Проект</dt>
-                    <dd class="text-body-2">{{ deal.project }}</dd>
+                    <dd class="text-body-2">{{ stripChannelPrefix(deal.project) }}</dd>
                 </div>
                 <div class="param">
                     <dt class="text-caption text-medium-emphasis">Стоимость лида</dt>
diff --git a/app/resources/js/components/deals/DealsTable.vue b/app/resources/js/components/deals/DealsTable.vue
index ed0872c7..207f1958 100644
--- a/app/resources/js/components/deals/DealsTable.vue
+++ b/app/resources/js/components/deals/DealsTable.vue
@@ -6,6 +6,7 @@
  */
 import type { MockDeal } from '../../composables/mockDeals';
 import type { LeadStatus } from '../../composables/leadStatuses';
+import { stripChannelPrefix } from '../../composables/projectName';
 import StatusPill from '../ui/StatusPill.vue';
 
 const props = withDefaults(
@@ -71,7 +72,7 @@ function rowProps(deal: MockDeal): Record<string, unknown> {
 
             <template #[`item.project`]="{ item }: { item: MockDeal }">
                 <div class="cell-source">
-                    <span class="source-project">{{ item.project }}</span>
+                    <span class="source-project">{{ stripChannelPrefix(item.project) }}</span>
                     <span v-if="signalLabel(item.signalType)" class="source-signal">{{
                         signalLabel(item.signalType)
                     }}</span>
diff --git a/app/resources/js/components/kanban/KanbanCard.vue b/app/resources/js/components/kanban/KanbanCard.vue
index f0a28f68..22df1a79 100644
--- a/app/resources/js/components/kanban/KanbanCard.vue
+++ b/app/resources/js/components/kanban/KanbanCard.vue
@@ -8,6 +8,7 @@
  * Click → emit('open', deal.id) — TODO: правая панель DealDetailDrawer.
  */
 import type { MockDeal } from '../../composables/mockDeals';
+import { stripChannelPrefix } from '../../composables/projectName';
 
 defineProps<{ deal: MockDeal }>();
 const emit = defineEmits<{ open: [id: number] }>();
@@ -27,7 +28,7 @@ function formatCost(cost: number): string {
         <div class="card-name">{{ deal.name }}</div>
         <div class="card-phone text-caption text-medium-emphasis">{{ deal.phone }}</div>
         <div class="card-meta mt-2">
-            <span class="card-project text-caption">{{ deal.project }}</span>
+            <span class="card-project text-caption">{{ stripChannelPrefix(deal.project) }}</span>
             <span class="card-cost num">{{ formatCost(deal.cost) }}</span>
         </div>
         <div class="card-foot mt-1">
diff --git a/app/resources/js/composables/projectName.ts b/app/resources/js/composables/projectName.ts
new file mode 100644
index 00000000..7876909b
--- /dev/null
+++ b/app/resources/js/composables/projectName.ts
@@ -0,0 +1,22 @@
+/**
+ * Утилиты отображения имён проектов crm.bp.
+ *
+ * Поставщик crm.bp префиксует имена проектов признаком канала-провайдера
+ * (B1_/B2_/B3_ — три разных базы лидов). В UI Лидерры префикс — шум:
+ * пользователю интересен сам проект, а не канал.
+ *
+ * Трансформация — **display-only**: данные в БД (`supplier_projects.name`)
+ * не трогаем, фильтрация/поиск/маппинг идёт по сырому имени и `id`.
+ */
+
+const CHANNEL_PREFIX_RE = /^B[123]_/i;
+
+/**
+ * Убирает префикс B1_/B2_/B3_ из начала имени проекта (case-insensitive).
+ * Префикс внутри строки и другие буквы (B0/B4/Bx) не трогает.
+ * null/undefined/'' -> ''.
+ */
+export function stripChannelPrefix(name: string | null | undefined): string {
+    if (!name) return '';
+    return name.replace(CHANNEL_PREFIX_RE, '');
+}
\ No newline at end of file
diff --git a/app/resources/js/views/DealsView.vue b/app/resources/js/views/DealsView.vue
index 31d1cf5b..1bef33c8 100644
--- a/app/resources/js/views/DealsView.vue
+++ b/app/resources/js/views/DealsView.vue
@@ -13,6 +13,7 @@ import { computed, onBeforeUnmount, onMounted, reactive, ref, watch } from 'vue'
 import { useRoute } from 'vue-router';
 import type { MockDeal } from '../composables/mockDeals';
 import { mapApiDeal } from '../composables/dealsApiMapper';
+import { stripChannelPrefix } from '../composables/projectName';
 import { usePolling } from '../composables/usePolling';
 import DealsFilters from '../components/deals/DealsFilters.vue';
 import DealsBulkBar from '../components/deals/DealsBulkBar.vue';
@@ -46,6 +47,11 @@ const total = ref(0);
 const loading = ref(false);
 const fetchError = ref(false);
 const availableProjects = ref<dealsApi.ApiProject[]>([]);
+// Список для фильтра «Проект» — без префикса B1_/B2_/B3_ (display-only;
+// id сохраняем, фильтрация идёт по id, не по name).
+const availableProjectsForFilter = computed(() =>
+    availableProjects.value.map((p) => ({ ...p, name: stripChannelPrefix(p.name) })),
+);
 
 const leadStatuses = computed(() => leadStatusesStore.statuses);
 const statusBySlug = computed(() => leadStatusesStore.bySlug);
@@ -297,7 +303,7 @@ defineExpose({
             v-model:filter-project="filterProject"
             v-model:filter-city="filterCity"
             :lead-statuses="leadStatuses"
-            :available-projects="availableProjects"
+            :available-projects="availableProjectsForFilter"
             :available-cities="availableCities"
             class="mt-4"
             @clear-filters="clearFilters"
diff --git a/app/tests/Frontend/projectName.spec.ts b/app/tests/Frontend/projectName.spec.ts
new file mode 100644
index 00000000..077d91e4
--- /dev/null
+++ b/app/tests/Frontend/projectName.spec.ts
@@ -0,0 +1,46 @@
+import { describe, it, expect } from 'vitest';
+import { stripChannelPrefix } from '../../resources/js/composables/projectName';
+
+/**
+ * Имена проектов crm.bp префиксуются B1_/B2_/B3_ (источник-провайдер).
+ * В UI Лидерры префикс убираем — он шум для пользователя; данные в БД не трогаем.
+ */
+describe('stripChannelPrefix', () => {
+    it('убирает B1_ префикс', () => {
+        expect(stripChannelPrefix('B1_73912557675 [35]')).toBe('73912557675 [35]');
+    });
+
+    it('убирает B2_ префикс', () => {
+        expect(stripChannelPrefix('B2_krk-finance.ru/cabinet/auth [24]')).toBe('krk-finance.ru/cabinet/auth [24]');
+    });
+
+    it('убирает B3_ префикс', () => {
+        expect(stripChannelPrefix('B3_kras.vashinvestor.ru [23]')).toBe('kras.vashinvestor.ru [23]');
+    });
+
+    it('case-insensitive: b1_/b2_/b3_ тоже убирает', () => {
+        expect(stripChannelPrefix('b1_test')).toBe('test');
+        expect(stripChannelPrefix('b3_demo')).toBe('demo');
+    });
+
+    it('не трогает имя без префикса', () => {
+        expect(stripChannelPrefix('quidem fugiat unde')).toBe('quidem fugiat unde');
+        expect(stripChannelPrefix('Натяжные потолки')).toBe('Натяжные потолки');
+    });
+
+    it('не трогает B4_/B0_/Bx_ — только B1/B2/B3', () => {
+        expect(stripChannelPrefix('B4_other')).toBe('B4_other');
+        expect(stripChannelPrefix('B0_zero')).toBe('B0_zero');
+        expect(stripChannelPrefix('BX_unknown')).toBe('BX_unknown');
+    });
+
+    it('не трогает префикс внутри строки — только в начале', () => {
+        expect(stripChannelPrefix('foo B1_bar')).toBe('foo B1_bar');
+    });
+
+    it('терпит null/undefined/пустую строку', () => {
+        expect(stripChannelPrefix(null)).toBe('');
+        expect(stripChannelPrefix(undefined)).toBe('');
+        expect(stripChannelPrefix('')).toBe('');
+    });
+});