Brian Donovan



Associates degree in Applied Sciences for HVAC Design from Blue Hills Technical Institute.


  • NEBB – Air and Hydronics Supervisor
  • NEBB – Building Systems Commissioning for HVAC & Plumbing Systems
  • NEBB – Retro Commissioning Administrator
  • Eagleson Institute – HVAC Systems and Laboratory design
  • Eagleson Institute – Advanced training – Fume Hoods and Bio Safety Cabinets
  • Eagleson Institute – HVAC Systems and Laboratory Design
  • Eagleson Institute – ASHREA 110 Testing (Fume Hoods)

Work History

38 Years of HVAC experience relating to Testing and Balancing of mechanical systems, performing TAB work on a diverse scope of HVAC applications. American Test and Balance, Inc.was formed in 1990 as a one man team by Brian Donovan and built up to a team of 8 Engineering Technicians as well as a full time office manager and data entry personnel. In 1998, American Test and Balance, Inc. became certified with The National Environmental Balancing Bureau (NEBB). Brian Donovan is certified by NEBB as a TAB Supervisor, reviewing and stamping final reports. In 2005, Brian Donovan became certified by NEBB as an HVAC and Plumbing Building Systems Commissioning Authority, presently building a diversified team to commission HVAC and plumbing systems, with the full time support of American Test and Balance, Inc. (parent company).

Other responsibilities include estimating TAB and Commissioning projects, as well as overseeing the day to day operations of American Test and Balance, Inc. and Commissioning Resources, Inc.

Brad Crosby

Commissioning Project manager


  • LEED Accredited Professional
  • B.S. Engineering (Mass. Maritime Academy)
  • NEBB Building Commissioning
  • NEBB Retro Commissioning
  • Eagleson Institute Safety Cabinet technology
  • 3rd Assistant Marine Engineer
  • Massachusetts Fire Fighting Academy


30 years of HVAC systems related experience and 8 years of Marine construction and operation. Experience includes Electrical Planning, Facility Maintenance Engineer and Test and Balance supervisor as well as shipboard engineering operator. This wide range of experience encompasses surveys of buildings and shipboard systems. This includes control strategies and the operation of building automation systems. These duties also include plan review, site inspection and maintaining records. Previous experience as an owners’ representative included overseeing the purchase and re-outfitting of a supply vessel. This experience involved planning aspects and supervision of work crews, as well as coordination of work with engineering.

Current position as Project Manager includes preparation of the commissioning scope and test reports, estimation of projects and overall management and coordination of the commissioning process.
(see Commissioning Resources, Inc. website for more information)

Alan Norris

Chief Field Operating Officer


1993 B.S. Facility Engineering from Mass Maritime Academy


  • NEBB Certified TAB Technician
  • 27 Years Balancing and HVAC survey work
  • NIULPE (National Institute for the Uniform Licensing of Power Engineers)
  • 3rd Class Engineer License, 2nd Class Fireman License.
  • Massachusetts Fire Fighting Academy
  • Eagleson Institute:
    • HVAC Systems and Laboratory design
    • ASHREA 110 Testing (Fume Hoods)
    • Clean Room Testing
    • Advanced Training in Bio-safety Cabinets

Work experience

  • Boston Edison Company, Mystic Station – Plant operator co-op
  • Wilkinson Company co-op boiler repair commercial boiler service.
  • Supervisor of field technicians. Duties include estimating and scheduling field technicians. Proficient in the operation of various types of DDC Control Systems, as well as, 23 years’ experience pertaining to air and hydronic test and balance of HVAC systems.
American Test and Balance Team-Member Profile

Judy Costin

Office Manager

Office administration and payroll

American Test and Balance Team-Member Profile

Michael Lotti

Sr. Engineering Technician

American Test and Balance October 2009 to Present:

13 years service of proficient testing, adjusting and balancing of all aspects of Air and Hydronic systems.

Performs field surveys and analysis of building HVAC systems. Provides support and training to technicians.

American Test and Balance Team-Member Profile

Sean Locke

Engineering Technician

2108 Massachusetts Maritime Academy -Bachelor of Science in Facilities Engineering.

Lead Technician – performs all aspects of air and hydronic balancing of HVAC systems. Performs field surveys of existing systems for engineering analysis.


American Test and Balance Team-Member Profile

Colin O’Connor

Engineering Technician

Mass. Maritime graduate 2019 with BS in Facilities Engineering.

OSHA 10 Certificate

Skilled field testing and analysis of HVAC air and hydronic systems

American Test and Balance Team-Member Profile

Christian Burchstead

Engineering Technicain

2021 – NETTS – HVAC-R Training

OSHA 10 Certificate

2 years of proficient testing and balancing services.

American Test and Balance Team-Member Profile

Cole Trefzger

Engineering Technicain

2021 -SUNY Polytechnic, Utica NY – Mechanical Engineering Technical program

OSHA 10 Certificate

Proficient at all aspects of test and balance procedures of air and hydronic system.

American Test and Balance Team-Member Profile

April Tozlowski

Office Staff

Reviews field reports and provides estimation support

American Test and Balance is available to work with you, contact us today!