A Squared Plus Engineering Support Group, LLC

MEP Design and Sustainable Design.

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About the firm

A Squared Plus Engineering Support Group, LLC (A2+ESG) is an engineering practice that specializes in mechanical, electrical, plumbing, and information transportation system design. It delivers planning, engineering support, system analysis, and inspections for commercial, residential, industrial, and institutional facilities, including specialized experience in public safety and correctional environments.

Firm type
MEP · Mechanical Engineering · Electrical Engineering · Fire Protection Engineering · Telecom / RF Engineering

People

Sherry A. Abbott-AdkinsPrincipal

Raymond C. AdkinsPrincipal

Capabilities

MEP Design

Service website

Comprehensive mechanical, electrical, plumbing, and fire protection engineering services.

  • Sustainable Design
  • HVAC Design
  • Plumbing Design
  • Power Distribution Design
  • Interior and Exterior Lighting Design
  • Fire Suppression and Detection Design
  • System Planning and Design

Technology and Security Systems

Service website

Specialized engineering for information systems, security configurations, and telecommunications infrastructure.

  • Information Transportation System Design
  • Security System Design
  • Voice and Data Communications
  • CCTV and Access Control Systems

Reports and Calculations

Service website

Professional technical assessments, code inspections, and structural system calculations.

  • Construction Inspections and Reports
  • Condition Surveys and Reports
  • Paper-CAD Conversion
  • System Analysis and Calculations
  • Probable Costs of Construction

Industries

Residential · Commercial · Industrial · Public Safety · Justice & Corrections · Utilities · Government

Projects

Corola EMS Paramedic - Station 1

Cecil County, MD · Public Safety · Client: Cecil County Department of Emergency Services

Project details

Design of a new two-story, 6,400-square-foot EMS prototype career station for the Cecil County Department of Emergency Services. Mechanical scope included infrared heaters, LP furnaces, condensing units, fans, and distribution ductwork. Plumbing designs featured LP gas piping, stormwater piping, domestic water, sanitary systems, and a fire-mist sprinkler system. Electrical scope covered utility and emergency power distribution, interior and exterior lighting, voice and data communications, CCTV, access control, and fire alarm systems.

Kingsville Volunteer Fire Company - Station 48

Baltimore County, MD · Public Safety · Client: Kingsville Volunteer Fire Company

Project details

Renovations and additions to an existing two-story, 6,500-square-foot station, expanding it to 18,500 square feet. Mechanical and plumbing designs featured LP gas piping, stormwater piping, domestic piping, sand and oil interceptors, and sanitary piping.

Queen Anne's County Sheriff's Station Expansion

Queen Anne's County, MD · Public Safety · Client: Queen Anne's County Sheriff's Office

Project details

Design of a 7,000-square-foot expansion to the main Sheriff's Station within an existing shell space. Mechanical scope included split heat pumps, fans, and distribution ductwork, alongside domestic plumbing with holdings cells as a project alternate. Electrical systems included utility and emergency power distribution, interior and exterior lighting, voice and data, CCTV, access control, and fire alarm systems.

Sykesville Freedom District Fire Department - Station 12

Carroll County, MD · Public Safety · Client: Sykesville Freedom District Fire Department

Project details

Two-phase design totaling 42,000 square feet of new construction. Mechanical designs included infrared heaters, gas furnaces with condensing units, rooftop units, and distribution ductwork. Plumbing designs included natural gas, stormwater, domestic water, a sand/oil interceptor, a commercial kitchen with grease waste, and sanitary piping. Electrical designs included utility and emergency power, interior and exterior lighting, voice/data communications, CCTV, access control, and fire alarms.