Services & Capabilities

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  • Knowledge of Life Safety codes and standards
  • Integration of Electronic door hardware
  • Fire Door Inspection
  • Automatic Door operators AAADM Certified staff
  • Standalone card access systems
  • Field retrofit of doors for access control hardware
  • Project management and Commissioning of Access Control projects
  • Access Control Hardware engineering
  • Key Control and Masterkey System design and management
  • Fire door raceway recertification
  • Door hardware ongoing and preventive maintenance
  • Factory certified staff in Assa, Allegion,RS2, SALTO, Vanderbilt products and integrated systems
  • Locksmith services. NJ locksmith license #34LX00017500
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Our expertise is the engineering and application of Security Door Hardware solutions. We are specialists in electromechanical hardware, a field where many facility managers, business administrators, IT consultants and security staff may have more limited knowledge

We have seven certified field technicians cross trained in mechanical and electronic systems. Our management and technical staff has over 125 years combined industry experience. Fire door assemblies are a critical component of Life Safety in all facilities. HSG is certified to perform Fire Door Inspections to assure compliance with NFPA80 and NFPA 101 Life Safety Codes.

Core customers

  • Education K-12 and Higher Education
  • Healthcare
  • Corporate
  • Industrial
  • Professional services

Geographic coverage

Located in Mercer County, NJ, we serve the Tri-state area with a focus on NJ. Less than an hour from Philly, less than two hours from New York City and Newark Delaware, and within three hours of Washington DC, if you have a door safety and security pain point, we'll be right over.

Memberships & Accreditations

  • MIDJersey Chamber of Commerce
  • National Small Business Association (NSBA)
  • New Jersey Small Business Development Center Sustainable Business Registry
  • New Jersey Apartment Association (NJAA)
  • NSBA Leadership Council - NE Region
  • General Advisory Committee for Mercer County Technical Schools