diff --git a/lib/common/core.helpers.ts b/lib/common/core.helpers.ts
index 703f339272..e327abf2ff 100644
--- a/lib/common/core.helpers.ts
+++ b/lib/common/core.helpers.ts
@@ -1,7 +1,7 @@
 import { InjectionToken } from '@angular/core';
 import { getTestBed } from '@angular/core/testing';
 
-import { jitReflector } from './core.reflect';
+import coreReflectJit from './core.reflect.jit';
 import { Type } from './core.types';
 
 export const getTestBedInjection = <I>(token: Type<I> | InjectionToken<I>): I | undefined => {
@@ -110,7 +110,7 @@ export const extendClass = <I extends object>(base: Type<I>): Type<I> => {
       parameters: any[][];
     }> = extendClassicClass(base);
 
-  const parameters = jitReflector.parameters(base);
+  const parameters = coreReflectJit().parameters(base);
   if (parameters.length) {
     Object.defineProperty(child, 'parameters', {
       value: [...parameters],
diff --git a/lib/common/core.reflect.directive-resolve.ts b/lib/common/core.reflect.directive-resolve.ts
index 95fb64d4ba..7507dc2fc7 100644
--- a/lib/common/core.reflect.directive-resolve.ts
+++ b/lib/common/core.reflect.directive-resolve.ts
@@ -1,6 +1,6 @@
 import { Directive } from '@angular/core';
 
-import { directiveResolver } from './core.reflect';
 import coreReflectBody from './core.reflect.body';
+import coreReflectDirective from './core.reflect.directive';
 
-export default (def: any): Directive => coreReflectBody((arg: any) => directiveResolver.resolve(arg))(def);
+export default (def: any): Directive => coreReflectBody((arg: any) => coreReflectDirective().resolve(arg))(def);
diff --git a/lib/common/core.reflect.directive.ts b/lib/common/core.reflect.directive.ts
new file mode 100644
index 0000000000..af65f5c7c7
--- /dev/null
+++ b/lib/common/core.reflect.directive.ts
@@ -0,0 +1,12 @@
+import { MockDirectiveResolver } from '@angular/compiler/testing';
+
+import coreReflectJit from './core.reflect.jit';
+import ngMocksUniverse from './ng-mocks-universe';
+
+export default (): MockDirectiveResolver => {
+  if (!ngMocksUniverse.global.has(MockDirectiveResolver)) {
+    ngMocksUniverse.global.set(MockDirectiveResolver, new MockDirectiveResolver(coreReflectJit()));
+  }
+
+  return ngMocksUniverse.global.get(MockDirectiveResolver);
+};
diff --git a/lib/common/core.reflect.jit.ts b/lib/common/core.reflect.jit.ts
new file mode 100644
index 0000000000..5fe490aa3f
--- /dev/null
+++ b/lib/common/core.reflect.jit.ts
@@ -0,0 +1,10 @@
+import { JitReflector } from './jit-reflector';
+import ngMocksUniverse from './ng-mocks-universe';
+
+export default (): JitReflector => {
+  if (!ngMocksUniverse.global.has(JitReflector)) {
+    ngMocksUniverse.global.set(JitReflector, new JitReflector());
+  }
+
+  return ngMocksUniverse.global.get(JitReflector);
+};
diff --git a/lib/common/core.reflect.module-resolve.ts b/lib/common/core.reflect.module-resolve.ts
index a2e0faea7a..b6bba0b53b 100644
--- a/lib/common/core.reflect.module-resolve.ts
+++ b/lib/common/core.reflect.module-resolve.ts
@@ -1,6 +1,6 @@
 import { NgModule } from '@angular/core';
 
-import { ngModuleResolver } from './core.reflect';
 import coreReflectBody from './core.reflect.body';
+import coreReflectModule from './core.reflect.module';
 
-export default (def: any): NgModule => coreReflectBody((arg: any) => ngModuleResolver.resolve(arg))(def);
+export default (def: any): NgModule => coreReflectBody((arg: any) => coreReflectModule().resolve(arg))(def);
diff --git a/lib/common/core.reflect.module.ts b/lib/common/core.reflect.module.ts
new file mode 100644
index 0000000000..09441df15e
--- /dev/null
+++ b/lib/common/core.reflect.module.ts
@@ -0,0 +1,12 @@
+import { MockNgModuleResolver } from '@angular/compiler/testing';
+
+import coreReflectJit from './core.reflect.jit';
+import ngMocksUniverse from './ng-mocks-universe';
+
+export default (): MockNgModuleResolver => {
+  if (!ngMocksUniverse.global.has(MockNgModuleResolver)) {
+    ngMocksUniverse.global.set(MockNgModuleResolver, new MockNgModuleResolver(coreReflectJit()));
+  }
+
+  return ngMocksUniverse.global.get(MockNgModuleResolver);
+};
diff --git a/lib/common/core.reflect.pipe-resolve.ts b/lib/common/core.reflect.pipe-resolve.ts
index a9834eacd1..65c5020e7d 100644
--- a/lib/common/core.reflect.pipe-resolve.ts
+++ b/lib/common/core.reflect.pipe-resolve.ts
@@ -1,6 +1,6 @@
 import { Pipe } from '@angular/core';
 
-import { pipeResolver } from './core.reflect';
 import coreReflectBody from './core.reflect.body';
+import coreReflectPipe from './core.reflect.pipe';
 
-export default (def: any): Pipe => coreReflectBody((arg: any) => pipeResolver.resolve(arg))(def);
+export default (def: any): Pipe => coreReflectBody((arg: any) => coreReflectPipe().resolve(arg))(def);
diff --git a/lib/common/core.reflect.pipe.ts b/lib/common/core.reflect.pipe.ts
new file mode 100644
index 0000000000..c793e18061
--- /dev/null
+++ b/lib/common/core.reflect.pipe.ts
@@ -0,0 +1,12 @@
+import { MockPipeResolver } from '@angular/compiler/testing';
+
+import coreReflectJit from './core.reflect.jit';
+import ngMocksUniverse from './ng-mocks-universe';
+
+export default (): MockPipeResolver => {
+  if (!ngMocksUniverse.global.has(MockPipeResolver)) {
+    ngMocksUniverse.global.set(MockPipeResolver, new MockPipeResolver(coreReflectJit()));
+  }
+
+  return ngMocksUniverse.global.get(MockPipeResolver);
+};
diff --git a/lib/common/core.reflect.ts b/lib/common/core.reflect.ts
deleted file mode 100644
index dc309cc27d..0000000000
--- a/lib/common/core.reflect.ts
+++ /dev/null
@@ -1,8 +0,0 @@
-import { MockDirectiveResolver, MockNgModuleResolver, MockPipeResolver } from '@angular/compiler/testing';
-
-import { JitReflector } from './jit-reflector';
-
-export const jitReflector = new JitReflector();
-export const directiveResolver = new MockDirectiveResolver(jitReflector);
-export const pipeResolver = new MockPipeResolver(jitReflector);
-export const ngModuleResolver = new MockNgModuleResolver(jitReflector);
diff --git a/lib/common/func.is-ng-type.ts b/lib/common/func.is-ng-type.ts
index 84a746e528..d82b759027 100644
--- a/lib/common/func.is-ng-type.ts
+++ b/lib/common/func.is-ng-type.ts
@@ -1,5 +1,7 @@
-import { jitReflector } from './core.reflect';
+import coreReflectJit from './core.reflect.jit';
 import { Type } from './core.types';
 
 export const isNgType = (declaration: Type<any>, type: string): boolean =>
-  jitReflector.annotations(declaration).some(annotation => annotation.ngMetadataName === type);
+  coreReflectJit()
+    .annotations(declaration)
+    .some(annotation => annotation.ngMetadataName === type);
diff --git a/lib/mock-builder/promise/get-override-meta.ts b/lib/mock-builder/promise/get-override-meta.ts
index 73455c8611..efd6d50170 100644
--- a/lib/mock-builder/promise/get-override-meta.ts
+++ b/lib/mock-builder/promise/get-override-meta.ts
@@ -1,14 +1,14 @@
 import { Directive } from '@angular/core';
 
-import { directiveResolver } from '../../common/core.reflect';
+import coreReflectDirective from '../../common/core.reflect.directive';
 import { isNgDef } from '../../common/func.is-ng-def';
 
 export default (value: any): Directive | undefined => {
   if (isNgDef(value, 'c')) {
-    return directiveResolver.resolve(value);
+    return coreReflectDirective().resolve(value);
   }
   if (isNgDef(value, 'd')) {
-    return directiveResolver.resolve(value);
+    return coreReflectDirective().resolve(value);
   }
 
   return undefined;
diff --git a/lib/mock-builder/promise/get-root-provider-parameters.ts b/lib/mock-builder/promise/get-root-provider-parameters.ts
index 55a924f464..14d1e9ad12 100644
--- a/lib/mock-builder/promise/get-root-provider-parameters.ts
+++ b/lib/mock-builder/promise/get-root-provider-parameters.ts
@@ -1,4 +1,4 @@
-import { jitReflector } from '../../common/core.reflect';
+import coreReflectJit from '../../common/core.reflect.jit';
 import { NG_MOCKS_ROOT_PROVIDERS } from '../../common/core.tokens';
 import ngMocksUniverse from '../../common/ng-mocks-universe';
 
@@ -17,7 +17,7 @@ export default (mockDef: BuilderData['mockDef']): Set<any> => {
     for (const def of bucket) {
       addDefToRootProviderParameters(parameters, mockDef, def);
 
-      for (const decorators of jitReflector.parameters(def)) {
+      for (const decorators of coreReflectJit().parameters(def)) {
         const provide: any = extractDep(decorators);
         if (skipRootProviderDependency(provide)) {
           continue;
diff --git a/lib/mock-module/mock-module.spec.ts b/lib/mock-module/mock-module.spec.ts
index 81cd9280d8..8a9e0e7758 100644
--- a/lib/mock-module/mock-module.spec.ts
+++ b/lib/mock-module/mock-module.spec.ts
@@ -19,7 +19,7 @@ import {
 import { BrowserModule, By } from '@angular/platform-browser';
 import { BrowserAnimationsModule } from '@angular/platform-browser/animations';
 
-import { ngModuleResolver } from '../common/core.reflect';
+import coreReflectModule from '../common/core.reflect.module';
 import ngMocksUniverse from '../common/ng-mocks-universe';
 import { MockComponent } from '../mock-component/mock-component';
 import { MockRender } from '../mock-render/mock-render';
@@ -242,7 +242,7 @@ describe('mockProvider', () => {
 
   it('should skip multi tokens in a mock module', () => {
     const mock = MockModule(CustomTokenModule);
-    const def = ngModuleResolver.resolve(mock);
+    const def = coreReflectModule().resolve(mock);
     expect(def.providers).toEqual([
       {
         deps: [Injector],
diff --git a/tests/issue-145/components.spec.ts b/tests/issue-145/components.spec.ts
index 966d0ffe0b..a376f76ab7 100644
--- a/tests/issue-145/components.spec.ts
+++ b/tests/issue-145/components.spec.ts
@@ -1,7 +1,7 @@
 import { Component } from '@angular/core';
 import { NG_VALIDATORS, NG_VALUE_ACCESSOR } from '@angular/forms';
 import { MockComponent } from 'ng-mocks';
-import { directiveResolver } from 'ng-mocks/dist/lib/common/core.reflect';
+import coreReflectDirective from 'ng-mocks/dist/lib/common/core.reflect.directive';
 
 @Component({
   selector: 'component',
@@ -38,7 +38,7 @@ export class ComponentValidator {}
 describe('issue-145:components', () => {
   it('does not add NG_VALUE_ACCESSOR to components', () => {
     const mock = MockComponent(ComponentDefault);
-    const { providers } = directiveResolver.resolve(mock);
+    const { providers } = coreReflectDirective().resolve(mock);
     expect(providers).toEqual([
       {
         provide: ComponentDefault,
@@ -49,7 +49,7 @@ describe('issue-145:components', () => {
 
   it('adds NG_VALUE_ACCESSOR to components that provide it', () => {
     const mock = MockComponent(ComponentValueAccessor);
-    const { providers } = directiveResolver.resolve(mock);
+    const { providers } = coreReflectDirective().resolve(mock);
     expect(providers).toEqual([
       {
         provide: ComponentValueAccessor,
@@ -65,7 +65,7 @@ describe('issue-145:components', () => {
 
   it('respects NG_VALIDATORS too', () => {
     const mock = MockComponent(ComponentValidator);
-    const { providers } = directiveResolver.resolve(mock);
+    const { providers } = coreReflectDirective().resolve(mock);
     expect(providers).toEqual([
       {
         provide: ComponentValidator,
diff --git a/tests/issue-145/directives.spec.ts b/tests/issue-145/directives.spec.ts
index 934146ea70..5695187e9c 100644
--- a/tests/issue-145/directives.spec.ts
+++ b/tests/issue-145/directives.spec.ts
@@ -1,7 +1,7 @@
 import { Directive } from '@angular/core';
 import { NG_VALIDATORS, NG_VALUE_ACCESSOR } from '@angular/forms';
 import { MockDirective } from 'ng-mocks';
-import { directiveResolver } from 'ng-mocks/dist/lib/common/core.reflect';
+import coreReflectDirective from 'ng-mocks/dist/lib/common/core.reflect.directive';
 
 @Directive({
   selector: 'directive',
@@ -36,7 +36,7 @@ export class DirectiveValidator {}
 describe('issue-145:directives', () => {
   it('does not add NG_VALUE_ACCESSOR to directives', () => {
     const mock = MockDirective(DirectiveDefault);
-    const { providers } = directiveResolver.resolve(mock);
+    const { providers } = coreReflectDirective().resolve(mock);
     expect(providers).toEqual([
       {
         provide: DirectiveDefault,
@@ -47,7 +47,7 @@ describe('issue-145:directives', () => {
 
   it('adds NG_VALUE_ACCESSOR to directives that provide it', () => {
     const mock = MockDirective(DirectiveValueAccessor);
-    const { providers } = directiveResolver.resolve(mock);
+    const { providers } = coreReflectDirective().resolve(mock);
     expect(providers).toEqual([
       {
         provide: DirectiveValueAccessor,
@@ -63,7 +63,7 @@ describe('issue-145:directives', () => {
 
   it('respects NG_VALIDATORS too', () => {
     const mock = MockDirective(DirectiveValidator);
-    const { providers } = directiveResolver.resolve(mock);
+    const { providers } = coreReflectDirective().resolve(mock);
     expect(providers).toEqual([
       {
         provide: DirectiveValidator,