The Hub


(855) 440-9393


63 Federal Street

Portland, ME 04101

Nova Group, GBC

Nova Group, GBC is a commercial real estate due diligence firm, the Energy Efficiency division that specializes in Energy Audits, Green Financing, Building Operator Training, Strategic Energy Planning, Measurement and Verification, and Benchmarking.

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Service Areas


Specialty Areas

Building commissioning, Building Enclosure commissioning, Building energy modeling, Energy benchmarking, Energy services provider, Indoor Environmental Quality, Sustainable design consulting

Project Types

Commercial, Multi-family residential


AEE Certified Energy Auditor, BPI Certified Building Analysis Professional, BPI Certified Envelope Professional, BPI Certified Heating Specialist, BPI Certified Manufactured Housing Specialist, BPI Certified Multi-Family Housing Professional, Certified Energy Manager, Certified RESNET (Residential Energy Services Network) Green Rater, LEED AP

Green Building United Legacy Partners

Green Building United Platinum Partners

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