Building Commissioning Services

Building commissioning (Cx) is a systematic process that ensures all building systems are designed, installed, tested, and maintained to perform according to the owner's operational needs and the original design intent. This process applies to new construction, existing buildings (retro-commissioning), and ongoing operations (re-commissioning)

Our Commissioning Approach

Collaborative Project Management

Our team coordinates with architects, engineers, contractors, and building owners from project inception through closeout. We ensure all commissioning activities are integrated into the construction schedule, minimizing delays and optimizing project delivery.

Experienced Engineering Team

Our certified commissioning agents and field technicians bring extensive experience in operations, maintenance, and building automation systems. We leverage decades of hands-on knowledge to deliver cost-effective, high-quality results for all building types and systems.

Commissioning Services We Offer

New Construction Commissioning (Cx)

  • Develop Owner’s Project Requirements (OPR) and Basis of Design (BOD)

  • Review design and construction documents

  • Oversee system installation and performance verification

  • Provide operations and maintenance (O&M) documentation and training

Existing Building Commissioning (RCx)

  • Assess current system performance

  • Identify inefficiencies and recommend improvements

  • Implement energy-saving measures and optimize building operations

Specialized Services

  • Factory Acceptance Testing

  • System Installation Inspections

  • Startup and Troubleshooting

  • Technical Assistance and Training

FAQ’s

  • We commission HVAC, electrical, plumbing, building automation, and specialty systems.

  • By identifying inefficiencies and ensuring correct system operation, commissioning reduces energy and maintenance costs while preventing expensive rework

  • es, we offer both retro-commissioning and ongoing re-commissioning services to optimize existing facilities

Who our staff has worked with

  • Hines logo in red text on a white background.
  • Seal of the Department of Veterans Affairs featuring a bald eagle holding American flags with stars above.
  • Logo of OSF Healthcare featuring a shield crest with a cross, shield, and banner, alongside the text 'OSF Healthcare' in brown.
  • Red circle with white text reading 'UIC'.
  • U.S. Forest Service emblem featuring a green shield with yellow text, a yellow pine tree in the center, and the words 'Forest Service Department of Agriculture'.
  • NASA logo in black on a white background
  • Federal Aviation Administration emblem featuring a globe, a stylized eagle, and a compass rose.
  • Logo of Riverfront Museum Park with stylized blue waves beneath the text.
  • Donaldson Filtration Solutions logo with stylized D icon and company name in blue text
  • Seal of Cook County, Illinois featuring a brick wall, a bridge, a courthouse, and a boat with January 1831
  • Seal of the Metropolitan Water Reclamation District of Greater Chicago featuring a map outline, a water tower, and a boat.
  • Line drawing of a clock face with the words 'SATE' at the top, 'LARK' on the right, 'CITY' at the bottom, and an illustration of a building in the center.
  • UI Health logo with a green and blue cross symbol and the text 'UI Health' beside it.
  • The logo of Naah-Gah-Gah-Chi-Wa-Nong Reservation featuring a shield with a tree, a star, and a map, surrounded by a blue, red, black, and green border with text about the reservation and its establishments.
  • Seal of the State of Michigan featuring a bald eagle, two deer, and a shield with a man, sunset, and a peninsula, with Latin phrases and inscriptions.
  • The logo of the Smithsonian Institution featuring a yellow sun with multiple rays inside a blue circle, surrounded by a white ring with the words 'Smithsonian Institution' in black letters.
  • Logo of Salt Lake City (SLC) with mountains, water, and a bird in a circular design.
  • Logo of the Obama Foundation with a circular emblem and the text 'OBAMA FOUNDATION'.
  • Seal of the U.S. Department of the Treasury featuring scales, stars, and a key.
  • Logo of Northwestern Mutual featuring a yellow stylized Corinthian column and navy blue text.

Contact us.

Ready to optimize your building’s performance? Contact us to discuss your project and learn how our commissioning services can deliver lasting value.

kevin@sheehan-eng.com
(773) 312-2898