About Us

Michael DiDomenico, Master HVACR Contractor Lic. #19HC00559300

Our Beginnings

DeSesa Engineering Company, Inc. was established by Daniel DeSesa, P.E., in 1946 in Newark, New Jersey. The company has grown steadily both in terms of the number of employees and total sales volume. We presently have over 40 full-time employees. The company is operated by Michael DiDomenico, P.E., President and Ralph DiDomenico, Comptroller.

Our Facility

Our 15,000 square foot facility in Livingston, New Jersey houses our general offices, engineering, CAD system, Computer Room, Estimating and Purchasing Departments, along with ample warehouse and secured yard space for service and construction equipment.

DeSesa Engineering Co., Inc.was established in 1946 in Newark, New Jersey.

The Company has worked both in a Design/Build and Plan/Spec capacity with some of the premier builder/owners in New Jersey.

The Service Department of DeSesa Engineering Company, Inc. is capable of repairing and maintaining all types of HVAC equipment which is in use today. All mechanics serve a five year apprenticeship period in addition to attending a certified heating and air conditioning instruction school. Our mechanics attend yearly specialized classes in all new equipment and stay ahead of industry changes. We at DeSesa feel that with education and years of experience, we can provide the kind of service a customer respects.

Our Service Department offers a vast variety of specialized maintenance contracts tailored to each building manager’s specific requirements including any facility that needs 24 hour emergency service.

DeSesa Engineering has the skilled manpower and expertise to design, install, and service HVAC equipment in a variety of commercial and industrial applications.


Officers and Key Personnel 

Michael DiDomenico, P.E.

President and CEO. Mike has been associated with DeSesa Engineering Company since 1961.  Educational background includes Bachelor and Master of Science Degrees from New Jersey Institute of Technology (formerly Newark College of Engineering).  Professional Engineering licenses in New Jersey and Pennsylvania.  Primary responsibilities include contract negotiations, design-build engineering, and primary overseer of construction projects.

Joseph Capozza

Vice President, Engineering.  Employed since 1981, Joe has graduated from estimating and project management into design.  He has several Technical Achievement Certificates and is proficient in all disciplines of HVAC design.

Ralph DiDomenico

Comptroller. He has been with DeSesa Engineering since May 1994.  He worked in various positions until assuming the Controller position in December 1996.  He handles all computer and financial aspects of the company.  He graduated from the University of Richmond and has a Bachelor of Science degree in Business Administration with concentrations in Finance and Marketing.

Tony Cuntrera

Service Manager. He has been with DeSesa Engineering since December 1990.  Tony has more than 30 years field experience. He has worked his way up in the company through numerous roles from mechanic, Field Supervisor, to Assistant Service Manager. Tony has a vast knowledge in all aspects of the HVAC industry.  

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