Cornerstone Marketing Concepts is a full service, award winning sales and customer acquisition company. Our focus is aimed at establishing relationships with our customers by providing exceptional sales and service.

Commercial Dealer of the Year




Cornerstone Marketing Concepts, Inc. is recognized as an industry leader from the leading telecommunications company in America
CMC Group works with top organizations and enterprises to deliver optimal solutions for commercial phone, internet, security, TV service and more. Backed by decades of industry experience, our innovative techniques and customer care combines to ensure customer satisfaction.

We Provide Support

CMC’s internal support structure enables us to provide clients with superior customer and sales support. Each department works seamlessly together with a mission to grow and achieve unmatched sales results and satisfaction for our clients.

We Drive Results

We generate sales for industry giants that include Fortune 500 companies. Our national independent sales network executes customized face-to-face marketing and sales solutions servicing businesses everywhere to increase brand awareness and customer acquisition.

We Understand People

Our team of sales and customer service representatives are trained to develop personal and professional relationships with customers on behalf of our clients. We offer full-service 360 support for all our customers based on their business needs.

We Work Together

At, CMC, we work with a network of independently owned and operated sales companies comprised of driven entrepreneurs with a proven track record success. Our Partners combined with our customer solution experts work to create innovative face-to-face programs and campaigns to drive results and deliver quality sales.

About Cornerstone

Headquartered in Southern California, CMC is led by CEO Ken Tang and VP of Sale Andy Tae. Our team is driven by the needs of our employees and clients, their growth and satisfaction as the benchmark of our success. Built on strong culture and values, we strive everyday to be Cornerstones for our families, businesses, clients, and partners.

CMC Team

Ken Tang


Andy Tae


Jean-Marc Touch

Business Development

Joanna Tang

HR Director

Paul Lim

Retention Manager

Jeff Bui

Escalation Manager

Lupe Franco

Verification Manager

Seth Tang

Installation Manager

Aisha Husain

HR Manager

Cornerstone Partners

Stephon Seales

Seales The Deal

Stephen Heng


Peter Wang


Andre Parada


Moe Ullah

Darkside Bread Winner

Giovanny Mendoza

Darkside Bread Winner

frank Beckton

All In Marketing

Q Beckton

CAD Marketing

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