Global Facility Solutions, LLC 

Global Facility Solutions offers energy and facility services for commercial, industrial, educational and government buildings. Our objective recommendations are designed to optimize facility performance, reduce operating costs and deal with every-day issues that plague building owners and operators. Our customers are provided with a full range of services including Energy Auditing, Energy Retrofits, Retro-Commissioning Services, LEED Analysis, Engineering Design and Construction Management Services.

In addition, the Global Facility Solutions Sustainability Program helps our clients to improve the performance of their buildings while enhancing their bottom-lines. GFS provides a full range of services to our clients on a nationwide basis and helps property owners implement energy efficiency upgrades as well as to develop sustainability programs. The GFS Sustainability Department is also well-versed in Energy Benchmarking ordinances and can assist with reporting city-required energy data annually.

Key Contact

Robert Calloway, P.E., CxA
(301) 829-1642
[email protected]
Registered Building Tune-up Specialist

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Women/Minority-owned Business Enterprise


Building Types Served

  • Commercial
  • Education
  • Government & Military
  • Industrial

Business Types

  • Consulting
  • Design
  • Engineering

Services Offered

  • Building Tune-Ups Services
  • Design and construction
  • Energy audit
  • Energy benchmarking
  • Energy planning/consulting
  • Engineering
  • Evaluation services
  • HVAC/controls optimization
  • Measurement and verification
  • Mechanical contracting/service
  • New Building Commissioning
  • Portland Energy Benchmarking
  • Retro-commissioning
  • Seattle Energy Benchmarking
  • Sustainable Consulting
  • Utility services

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