diff --git a/.changeset/replace-humanize-entity-ref-org.md b/.changeset/replace-humanize-entity-ref-org.md
new file mode 100644
index 0000000000..f2edfdf48a
--- /dev/null
+++ b/.changeset/replace-humanize-entity-ref-org.md
@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-org': patch
+---
+
+Replaced deprecated `humanizeEntityRef` usage with the Catalog Presentation API.
diff --git a/plugins/org/src/components/Cards/OwnershipCard/useGetEntities.test.ts b/plugins/org/src/components/Cards/OwnershipCard/useGetEntities.test.ts
index b7331479ef..caa657b16d 100644
--- a/plugins/org/src/components/Cards/OwnershipCard/useGetEntities.test.ts
+++ b/plugins/org/src/components/Cards/OwnershipCard/useGetEntities.test.ts
@@ -18,6 +18,7 @@ import { CompoundEntityRef, Entity } from '@backstage/catalog-model';
 import { useGetEntities } from './useGetEntities';
 import { renderHook, waitFor } from '@testing-library/react';
 import { catalogApiMock } from '@backstage/plugin-catalog-react/testUtils';
+import qs from 'qs';
 
 const givenParentGroup = 'team.squad1';
 const givenLeafGroup = 'team.squad2';
@@ -45,8 +46,10 @@ const getEntityRelationsMock: jest.Mock<
   [Entity | undefined]
 > = jest.fn();
 jest.mock('@backstage/plugin-catalog-react', () => {
+  const actual = jest.requireActual('@backstage/plugin-catalog-react');
   return {
     catalogApiRef: {},
+    entityPresentationSnapshot: actual.entityPresentationSnapshot,
     getEntityRelations: jest.fn(entity => {
       return getEntityRelationsMock(entity);
     }) as any,
@@ -283,6 +286,144 @@ describe('useGetEntities', () => {
     });
   });
 
+  describe('queryParams generation', () => {
+    afterEach(() => {
+      getEntityRelationsMock.mockRestore();
+      catalogApi.getEntities.mockRestore();
+      catalogApi.getEntitiesByRefs.mockRestore();
+    });
+
+    it('should produce query params with humanized entity refs as owners', async () => {
+      getEntityRelationsMock.mockReturnValue([]);
+      catalogApi.getEntities.mockResolvedValueOnce({
+        items: [
+          {
+            kind: 'Component',
+            metadata: { name: 'my-service', namespace: 'default' },
+            spec: { type: 'service' },
+          } as Partial<Entity> as Entity,
+        ],
+      });
+
+      const { result } = renderHook(
+        ({ entity }) => useGetEntities(entity, 'direct'),
+        { initialProps: { entity: givenLeafGroupEntity } },
+      );
+
+      await waitFor(() => expect(result.current.loading).toBe(false));
+
+      expect(result.current.componentsWithCounters).toHaveLength(1);
+      const params = qs.parse(
+        result.current.componentsWithCounters![0].queryParams,
+      );
+      expect(params).toEqual({
+        filters: {
+          kind: 'component',
+          type: 'service',
+          owners: givenLeafGroup,
+          user: 'all',
+        },
+      });
+    });
+
+    it('should include multiple owners as an array in query params', async () => {
+      getEntityRelationsMock
+        .mockReturnValueOnce([createGroupRefFromName(givenLeafGroup)])
+        .mockReturnValue([]);
+
+      catalogApi.getEntitiesByRefs.mockResolvedValueOnce({
+        items: [givenLeafGroupEntity],
+      });
+      catalogApi.getEntities.mockResolvedValueOnce({
+        items: [
+          {
+            kind: 'API',
+            metadata: { name: 'my-api', namespace: 'default' },
+            spec: { type: 'openapi' },
+          } as Partial<Entity> as Entity,
+        ],
+      });
+
+      const { result } = renderHook(
+        ({ entity }) => useGetEntities(entity, 'aggregated'),
+        { initialProps: { entity: givenParentGroupEntity } },
+      );
+
+      await waitFor(() => expect(result.current.loading).toBe(false));
+
+      expect(result.current.componentsWithCounters).toHaveLength(1);
+      const params = qs.parse(
+        result.current.componentsWithCounters![0].queryParams,
+      );
+      expect(params).toEqual({
+        filters: {
+          kind: 'api',
+          type: 'openapi',
+          owners: expect.arrayContaining([givenLeafGroup, givenParentGroup]),
+          user: 'all',
+        },
+      });
+    });
+
+    it('should group entities by kind and type in query params', async () => {
+      getEntityRelationsMock.mockReturnValue([]);
+      catalogApi.getEntities.mockResolvedValueOnce({
+        items: [
+          {
+            kind: 'Component',
+            metadata: { name: 'svc-1', namespace: 'default' },
+            spec: { type: 'service' },
+          } as Partial<Entity> as Entity,
+          {
+            kind: 'Component',
+            metadata: { name: 'svc-2', namespace: 'default' },
+            spec: { type: 'service' },
+          } as Partial<Entity> as Entity,
+          {
+            kind: 'API',
+            metadata: { name: 'api-1', namespace: 'default' },
+            spec: { type: 'openapi' },
+          } as Partial<Entity> as Entity,
+        ],
+      });
+
+      const { result } = renderHook(
+        ({ entity }) => useGetEntities(entity, 'direct'),
+        { initialProps: { entity: givenLeafGroupEntity } },
+      );
+
+      await waitFor(() => expect(result.current.loading).toBe(false));
+
+      expect(result.current.componentsWithCounters).toHaveLength(2);
+
+      const componentEntry = result.current.componentsWithCounters!.find(
+        c => c.kind === 'Component',
+      )!;
+      expect(componentEntry.counter).toBe(2);
+
+      const componentParams = qs.parse(componentEntry.queryParams);
+      expect(componentParams).toEqual({
+        filters: expect.objectContaining({
+          kind: 'component',
+          type: 'service',
+        }),
+      });
+
+      const apiEntry = result.current.componentsWithCounters!.find(
+        c => c.kind === 'API',
+      )!;
+      expect(apiEntry.counter).toBe(1);
+
+      const apiParams = qs.parse(apiEntry.queryParams);
+      expect(apiParams).toEqual({
+        filters: expect.objectContaining({
+          kind: 'api',
+          type: 'openapi',
+        }),
+      });
+    });
+  });
+
   describe('useGetEntities exceeding default 16384 bytes header size', () => {
     const largeNumberOfGroups = Array.from({ length: 600 }, (_, i) =>
       createGroupEntityFromName(`very-long-group-name-${i + 1}`),
diff --git a/plugins/org/src/components/Cards/OwnershipCard/useGetEntities.ts b/plugins/org/src/components/Cards/OwnershipCard/useGetEntities.ts
index 56c1e8cebd..9a98ad788e 100644
--- a/plugins/org/src/components/Cards/OwnershipCard/useGetEntities.ts
+++ b/plugins/org/src/components/Cards/OwnershipCard/useGetEntities.ts
@@ -16,7 +16,6 @@
 
 import {
   Entity,
-  parseEntityRef,
   RELATION_MEMBER_OF,
   RELATION_PARENT_OF,
   stringifyEntityRef,
@@ -24,8 +23,8 @@ import {
 import {
   CatalogApi,
   catalogApiRef,
+  entityPresentationSnapshot,
   getEntityRelations,
-  humanizeEntityRef,
 } from '@backstage/plugin-catalog-react';
 import limiterFactory from 'p-limit';
 import { useApi } from '@backstage/core-plugin-api';
@@ -47,8 +46,9 @@ const getQueryParams = (
   selectedEntity: EntityTypeProps,
 ): string => {
   const { kind, type } = selectedEntity;
-  const owners = ownersEntityRef.map(owner =>
-    humanizeEntityRef(parseEntityRef(owner), { defaultKind: 'group' }),
+  const owners = ownersEntityRef.map(
+    ref =>
+      entityPresentationSnapshot(ref, { defaultKind: 'group' }).primaryTitle,
   );
   const filters = {
     kind: kind.toLocaleLowerCase('en-US'),