Leadership Team

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Patrick Brosnan
President and Chief Financial Officer

Mr. Brosnan leads the S4 Inc. Management Team as President and Chief Financial Officer in addition to overseeing operations at Headquarters. + 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

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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

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Ron Gibbs
Vice President of Business Development

As Vice President of Business Development, Mr. Gibbs is responsible for providing strategic direction and overall leadership for S4’s growth and marketing functions. + read more

Janine Hunter
Vice President of Recruiting

As Vice President of Recruiting, Ms. Hunter is responsible for creating the vision and tactics for S4’s talent acquisition programs. + read more

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Mark Redford
Vice President of Operations

Mr. Redford oversees operational and marketing activities at several locations as Vice President of Operations while managing over $11M in contracts. + read more

Eshani Shah
ISO Management Representative

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