Affiliations & Accreditations

About affiliations

Affiliations & Accreditations

Dilling Group is proud to be members of and maintain certifications from the organizations below. You can rest assured that our skilled, professional employees deliver service that is second to none.

American Society of Heating, Refrigeration and Air Conditioning Engineers (ASHRAE)

American Society of Mechanical Engineers (ASME)

American Welding Society (AWS)

Appruv Member Contractor

Aravo Member Contractor

Associated Builders and Contractors (ABC)

AVETTA Member Contractor

Contractor Compliance Member

Design Build Institute of America

EcoVadis Member Contractor (Parent CSUSA)

Honeywell Energy and Environmental Optimization Program (EEO)

ISNetWorld Member Contractor

Leadership in Energy and Environmental Design Accredited Professional (LEED AP)

National Board Inspection Code (NBIC)

National Center for Construction Education and Research (NCCER) Accredited Training Sponsor and Accredited Assessment Center

National Council of Examiners for Engineering and Surveying (NCEES)

National Fire Protection Association Standard 36 Committee (NFPA 36)

National Institute for Certification in Engineering Technologies (NICET)

National Society of Professional Engineers

National Safety Council (NSC)

Rockwell Automation System Integrator

United States Green Building Council (USGBC)

US Department of Labor Federally Approved Apprenticeship Program

US Environmental Protection Agency (EPA) Licensed for backflow preventer testing and refrigeration handling

Vero Member Contractor

Wonderware System Integrator