diff --git a/aurelia-slickgrid/src/aurelia-slickgrid/models/collectionFilterBy.interface.ts b/aurelia-slickgrid/src/aurelia-slickgrid/models/collectionFilterBy.interface.ts
index 53d9a6df4..b589058c5 100644
--- a/aurelia-slickgrid/src/aurelia-slickgrid/models/collectionFilterBy.interface.ts
+++ b/aurelia-slickgrid/src/aurelia-slickgrid/models/collectionFilterBy.interface.ts
@@ -3,5 +3,5 @@ import { OperatorType } from './operatorType.enum';
 export interface CollectionFilterBy {
   property: string;
   value: any;
-  operator?: OperatorType.equal | OperatorType.notEqual;
+  operator?: OperatorType.equal | OperatorType.notEqual | OperatorType.in | OperatorType.notIn | OperatorType.contains
 }
diff --git a/aurelia-slickgrid/src/aurelia-slickgrid/services/collection.service.ts b/aurelia-slickgrid/src/aurelia-slickgrid/services/collection.service.ts
index 0c2f2d9d7..61e92ed1e 100644
--- a/aurelia-slickgrid/src/aurelia-slickgrid/services/collection.service.ts
+++ b/aurelia-slickgrid/src/aurelia-slickgrid/services/collection.service.ts
@@ -23,12 +23,24 @@ export class CollectionService {
     if (filterBy) {
       const property = filterBy.property || '';
       const operator = filterBy.operator || OperatorType.equal;
-      const value = filterBy.value || '';
+      // just check for undefined since the filter value could be null, 0, '', false etc
+      const value = typeof filterBy.value === 'undefined' ? '' : filterBy.value;
 
-      if (operator === OperatorType.equal) {
-        filteredCollection = collection.filter((item) => item[property] !== value);
-      } else {
-        filteredCollection = collection.filter((item) => item[property] === value);
+      switch (operator) {
+        case OperatorType.equal:
+          filteredCollection = collection.filter((item) => item[property] === value);
+          break;
+        case OperatorType.in:
+          filteredCollection = collection.filter((item) => item[property].indexOf(value) !== -1);
+          break;
+        case OperatorType.notIn:
+          filteredCollection = collection.filter((item) => item[property].indexOf(value) === -1);
+          break;
+        case OperatorType.contains:
+          filteredCollection = collection.filter((item) => value.indexOf(item[property]) !== -1);
+          break;
+        default:
+          filteredCollection = collection.filter((item) => item[property] !== value);
       }
     }
 
@@ -39,8 +51,7 @@ export class CollectionService {
    * Sort items in a collection
    * @param collection
    * @param sortBy
-   * @param columnDef
-   * @param translate
+   * @param enableTranslateLabel
    */
   sortCollection(collection: any[], sortBy: CollectionSortBy, enableTranslateLabel?: boolean): any[] {
     let sortedCollection: any[] = [];
diff --git a/aurelia-slickgrid/src/examples/slickgrid/example3.ts b/aurelia-slickgrid/src/examples/slickgrid/example3.ts
index 77db93e11..50de481cc 100644
--- a/aurelia-slickgrid/src/examples/slickgrid/example3.ts
+++ b/aurelia-slickgrid/src/examples/slickgrid/example3.ts
@@ -14,6 +14,7 @@ import {
   GridExtraUtils,
   GridOption,
   OnEventArgs,
+  OperatorType,
   ResizerService
 } from '../../aurelia-slickgrid';
 
@@ -129,6 +130,11 @@ export class Example3 {
           property: 'label',
           sortDesc: true
         },
+        collectionFilterBy: {
+          property: 'value',
+          value: 0,
+          operator: OperatorType.notEqual
+        }
       }
     }, {
       id: 'start',
@@ -172,7 +178,8 @@ export class Example3 {
         },
         collectionFilterBy: {
           property: 'label',
-          value: 'Task 2'
+          value: [ 'Task 1', 'Task 2', 'Task 3', 'Task 4', 'Task 5', 'Task 6' ],
+          operator: OperatorType.contains
         }
       }
     }];
diff --git a/client-cli/src/examples/slickgrid/example3.js b/client-cli/src/examples/slickgrid/example3.js
index 5d0ad1058..7b5ac901b 100644
--- a/client-cli/src/examples/slickgrid/example3.js
+++ b/client-cli/src/examples/slickgrid/example3.js
@@ -9,6 +9,7 @@ import {
   Formatters,
   GridExtraService,
   GridExtraUtils,
+  OperatorType,
   ResizerService
 } from 'aurelia-slickgrid';
 
@@ -83,13 +84,13 @@ export class Example3 {
       formatter: Formatters.deleteIcon,
       minWidth: 30,
       maxWidth: 30
-      // use onCellClick OR grid.onClick.subscribe which you can see down below
-      /*
-      onCellClick: (args: OnEventArgs) => {
-        console.log(args);
-        this.alertWarning = `Deleting: ${args.dataContext.title}`;
-      }
-      */
+    // use onCellClick OR grid.onClick.subscribe which you can see down below
+    /*
+    onCellClick: (args: OnEventArgs) => {
+      console.log(args);
+      this.alertWarning = `Deleting: ${args.dataContext.title}`;
+    }
+    */
     }, {
       id: 'title',
       name: 'Title',
@@ -116,7 +117,16 @@ export class Example3 {
       minWidth: 100,
       params: {
         formatters: [Formatters.collection, Formatters.percentCompleteBar],
-        collection: Array.from(Array(101).keys()).map(k => ({ value: k, label: k }))
+        collection: Array.from(Array(101).keys()).map(k => ({ value: k, label: k })),
+        collectionSortBy: {
+          property: 'label',
+          sortDesc: true
+        },
+        collectionFilterBy: {
+          property: 'value',
+          value: 0,
+          operator: OperatorType.notEqual
+        }
       }
     }, {
       id: 'start',
@@ -157,7 +167,15 @@ export class Example3 {
       editor: Editors.multipleSelect,
       params: {
         collection: Array.from(Array(10).keys()).map(k => ({ value: `Task ${k}`, label: `Task ${k}` })),
-        i18n: this.i18n
+        collectionSortBy: {
+          property: 'label',
+          sortDesc: true
+        },
+        collectionFilterBy: {
+          property: 'label',
+          value: ['Task 1', 'Task 2', 'Task 3', 'Task 4', 'Task 5', 'Task 6'],
+          operator: OperatorType.contains
+        }
       }
     }];
 
diff --git a/doc/github-demo/src/examples/slickgrid/example3.ts b/doc/github-demo/src/examples/slickgrid/example3.ts
index 71464a237..e7f56bfff 100644
--- a/doc/github-demo/src/examples/slickgrid/example3.ts
+++ b/doc/github-demo/src/examples/slickgrid/example3.ts
@@ -14,6 +14,7 @@ import {
   GridExtraUtils,
   GridOption,
   OnEventArgs,
+  OperatorType,
   ResizerService
 } from 'aurelia-slickgrid';
 
@@ -125,6 +126,11 @@ export class Example3 {
           property: 'label',
           sortDesc: true
         },
+        collectionFilterBy: {
+          property: 'value',
+          value: 0,
+          operator: OperatorType.notEqual
+        }
       }
     }, {
       id: 'start',
@@ -168,7 +174,8 @@ export class Example3 {
         },
         collectionFilterBy: {
           property: 'label',
-          value: 'Task 2'
+          value: ['Task 1', 'Task 2', 'Task 3', 'Task 4', 'Task 5', 'Task 6'],
+          operator: OperatorType.contains
         }
       }
     }];