Leadership Team

Chandu Shah
President / CEO

The S4 Inc. Management team is led by Mr. Chandu Shah, President and CEO. Mr. Shah founded S4, a professional services and consulting firm catering to US Government and DoD customers, in 1999. + read more

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Steve Kerns
Chief Operating Officer

As Chief Operating Officer, Mr. Kerns leads the ongoing support of existing DoD customers, as well as directing new business development efforts. + read more

Patrick Brosnan
Chief Financial Officer

Mr. Brosnan oversees the company’s financial and contract activities, as well as Headquarters Operations, as Chief Financial Officer. + read more

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Greg Harris
Senior Vice President

As a Senior Vice President, Mr. Harris is responsible for the oversight and growth of S4’s business in Alabama and neighboring regions. + read more

Jay Davis
Senior Vice President

Mr. Davis, a Senior Vice President, is responsible for the oversight and growth of S4 business in the Western region.   + read more

Phil Shuman
Vice President

As Vice President, Mr. Shuman oversees operational and marketing activities at locations such as Omaha, Nebraska; San Antonio, Texas; and Pensacola, Florida, as well as S4’s Cyber business activities. + read more

Eshani Shah
ISO Management Representative

As an ISO Management Representative, Eshani Shah facilitates the ISO 9001:2015 quality program for S4 Inc. Ms. Shah serves as management rep responsible for internal, surveillance and re-certification audits. + read more