S4 Inc.  
8 New England Executive Park, Suite 180
Burlington, Massachusetts 01803 
Telephone:
(781) 273-1600
Facsimile:
(781) 273-1900
Email:
cshah@s4inc.com
Web Home Page:
www.s4inc.com
President and Chief Executive Officer:
Chandu Shah
Senior Vice President:
Steve Kerns
Business Focus:
S4 Inc. specializes in providing enterprise information technology solutions and advisory and assistance services (A&AS) to U.S. government and Department of Defense customers. Headquartered in Burlington, Massachusetts, S4 has offices in Colorado Springs, Colorado; Dayton, Ohio; and Huntsville, Alabama, as well as several project sites across the United States. S4 is a small disadvantaged business (SDB) and holds an ISO 9001:2008 certification at headquarters.
Products/ Services:
Enterprise IT, cybersecurity, A&AS, engineering and technical services, management and professional support, network security, systems engineering, help desk, information assurance, program management, requirements analysis.
Clients:
DOD, DHS, NORAD and U.S. Northern Command (N-NC), CENTCOM, SOCOM, STRATCOM, TRANSCOM, DISA, U.S. Air Force, AFMC, AFLCMC, AFSPC, AMC, AFRL, ACC, U.S. Army and U.S. Navy.
Certifications:
ISO 9001:2008.
Business Categories:
  • Accreditation/Certification
  • Acquisition Management
  • Antenna Technology
  • App Development
  • Application Service Providers
  • Collaborative Tools
  • Consulting
  • Cyber
  • Data Storage
  • Engineering & Technical Support
  • Firewalls
  • Information Assurance
  • Information Management
  • Information Security
  • Information Systems
  • Management Services
  • Network Management
  • Networking Technologies
  • Professional Services
  • Record Management
  • Risk Management
  • Secure Communications
  • Security Assessments
  • Sensors
  • Software
  • Strategic Planning
  • Systems Engineering/Technical Assistance
  • Systems Integration
  • Teleconferencing
  • Video Teleconferencing
  • Vulnerability Assessment
Small Business Status:
  • Federally-designated Small Business
  • Minority Owned
NAICS Industry:
  • Administrative Management and General Management Consulting Services
  • All Other Information Services
  • All Other Support Services
  • Computer Facilities Management Services
  • Computer Systems Design Services
  • Custom Computer Programming Services
  • Data Processing, Hosting, and Related Services
  • Document Preparation Services
  • Engineering Services
  • Facilities Support Services
  • Internet Publishing and Broadcasting and Web Search Portals
  • Marketing Consulting Services
  • Media Representatives
  • Office Administrative Services
  • Other Commercial Printing
  • Other Computer Related Services
  • Other Management Consulting Services
  • Other Scientific and Technical Consulting Services
  • Public Relations Agencies
  • Reseach and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
  • Wired Telecommunications Carriers