Since 1958, our team has worked with building/system owners, architects, engineers and contractors. Our mission is to work with clients to grow their existing business by helping them build and maintain buildings and/or systems that are energy efficient, comfortable, and work as intended. PROVIDING THESE SERVICES • Commissioning (Cx) • Retro-Commissioning (Retro-Cx) • Testing, Adjusting, and Balancing (TAB) • Building Envelope Testing (BET) • Building HVAC Tune-ups • Fire Smoke Damper Testing • Dust Monitoring and Mitigation • Cleanroom Performance Testing • Semiconductor Tool Install Balancing • Energy Assessment • Healthy Building Survey SPECIALITIES • Verifying & Optimizing Controls • Diagnosing & Resolving Issues • Complex & Integrated Systems Please visit our website to see recent projects. http://nwesi.com/