Division of Occupational and Professional Licensing


Maryland Board of Heating, Ventilation, Air Conditioning and Refrigeration Contractors


The State Board of Heating, Ventilation, Air Conditioning and Refrigeration Contractors (HVACR) licenses and regulates individuals who provide commercial and residential HVACR services, under the provision of Business Regulation Article 9A, Annotated Code of Maryland and COMAR 09.15. The Board also establishes codes and minimum standards for the installation, alteration, remodeling, maintenance and repair of heating, ventilation, air conditioning and refrigeration systems. The Board investigates complaints against licensees, as well as complaints related to unlicensed practice. The Board may issue a reprimand, suspend or revoke a license as well as assess a civil penalty up to $5,000 for violations of the law and regulations.

Board Members:
James Johnson, Chair, Master Electrician
Robert B. Gawne, Master HVACR Contractor), Prince George's County
Allen B. Clinedinst, III, Master HVACR Contractor, Carroll County
Frederick L. Matusky, Master Plumber
George Warren, Master HVACR Contractor, Anne Arundel County
Fontaine Smallwood, Consumer Member, Baltimore City
James Crist, Master HVACR Contractor, Dorchester County
Charles E. Smith, Master HVACR Contractor, Frederick County
Vacant, Consumer Member

Robin Bailey, Executive Director, Mechanical Boards
Patricia McCray, Administrative Aide

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State HVACR Board adopts International Mechanical Code 2012 with modifications and additional provisions

Boiler and Pressure Vessel Safety

Maryland Apprenticeship and Training

Learn more about Be SMART, an easy finance program for energy saving upgrades to homes, apartment properties and businesses.

Winter Weather Policy for Board Meetings – Effective 1/23/15

If Maryland State Government has liberal leave or is closed due to inclement weather, the Board meeting and any hearings scheduled for that day are cancelled. The Board will reconvene on the next regularly scheduled meeting date and hearings will be re-scheduled.

Meeting Minutes

State Board for Heating, Ventilation, Air Conditioning and Refrigeration Contractors
500 N. Calvert Street, Room 302
Baltimore, Maryland 21202-3651
(410) 230-6270
Fax No. (410) 333-6314
e-mail: hvacr@dllr.state.md.us