At A.B. Chelini we pride ourselves on our outstanding record of friendly and professional HVAC and plumbing services. Our success and longevity of over 35 years in the DC-MD-VA area is a testament to the high level of quality service that our clients have come to expect and always receive when being served by our technicans. All of our technicans are polite, certified, and throughly trained and A.B. Chelini is proud to employ the best in the business.

HVAC Technicians

With over 75 years of combined years of experience our state-certified and licensed technicians strive to exceed customer expectations in providing whole-house solutions to your indoor air comfort problems. AB Chelini technicians strive to offer honest products with added value—consumer information and education to help you, our customer, make the best decisions regarding your heating and cooling needs and solutions.

Plumbing Technicians

If you need a reliable plumber providing quality plumbing and drain services, with competitive rates, you can depend on us. Our fully licensed plumbing technicians have decades of experience in the field and can handle all types of plumbing projects including design, installation, fixtures, leak repair and more. Their skill, precision and pride will ensure we are your favorite local plumber. Put your plumbing problem in the hands of a master plumber and call or email AB Chelini for a free estimate.






Comfort Specialist Manager


Comfort Specialist



Scheduling Manager



Comfort Specialist



Business Development & Operations Manager

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