D.J.H. Mechanical Services Inc., family-owned and operated, provides heating, ventilation and air conditioning services to a variety of commercial, industrial and institution clients in the Greater New York Metropolitan Area, New Jersey and Connecticut. The company operates from their own multi-level building that consists of a 3,300 sq.ft. renovated and designed to accommodate a complete work place for our work within the HVAC contracting industry.

Sylvia Hazlehurst along with her husband, Dennis Hazlehurst, credit the firm's success to its policy of maintaining rigid professional standards and to personal attention given to our clients regarding all facets of each project, from the planning phases to the final after installation inspections.

A certified minority-owned Sub Chapter S corporation