Nathaniel J. 'Nate' Crimm

Testing, Adjusting & Balancing (TAB) Specialist / Project Coordinator


Project Coordinator

Certified AABC Test and Balance

Technician (TBT)

Professional Memberships:

ACG - AABC Commissioning Group

AABC - Associated Air Balance Council

NEBB - National Environmental
Balancing Bureau

FEBB - Florida Environmental
Balancing Bureau


Mr. Crimm has been a part of the SITA team for 17 years, specializing in building HVAC systems and Test and Balance (TAB). As one of our seasoned veterans, his experience spans many industries and project types including hospitals, education projects, low to mid high-rise buildings, residential complexes, all types of foundation and structural systems, hardened building, emergency operation centers, detention facilities, laboratories and judicial projects. Nate has been involved in numerous complex projects and systems, which has allowed him to utilize his expertise in project coordination and management to ensure the proper approach by our technicians.

Featured project:

  • Medical Center of trinity - 36 bed and Powerhouse Expansion - This project consisted of the vertical expansion and powerhouse addition to the Medical Center of Trinity. The vertical expansion added 36 med/surg/tele beds to the 5th floor and shell space to the 6th floor, while the powerhouse addition provides a new chiller and cooling tower to support the new spaces. The project also included an addition to the first floor for 14 observation positions and support space. SITA was hired by CPPI – Charles Perry Partners, Inc. of Gainesville, FL for this 53,000 square-foot project.

Completed Testing, Adjusting and Balancing projects:

  • Honeywell Aerospace - Plant IV - Cosmos - 106,571 square-foot; SITA was contracted by the mechanical contractor, MC Mechanical Air Conditioning Services, Inc.
  • Largo Medical Center - Indian Rocks Campus - AHUs & EFs Pretest 85,429 square-foot; SITA was contracted by the engineer, ConEdison Solutions (BGA, Inc.).
  • Heritage Middle School - Chiller Plant & HVAC Upgrade Bldg. 4 - 28,971 square-foot; SITA was contracted by the owner, Volusia County Schools.