When responsiveness matters, Dowling Corporation has been a leading commercial mechanical service company since 1961, serving HVAC/R clients throughout New Hampshire, Southern Maine and the North Shore of Massachusetts.

Experts in maintaining and servicing a broad range of commercial heating, ventilation, air conditioning, and refrigeration systems, Dowling Corporation takes great pride in serving its clients in a prompt and efficient manner to resolve any mechanical system problems and return your heating, cooling, and refrigeration equipment back to optimal order. Made up of a comprehensive team of highly experienced technicians and an educated, professional staff capable of providing excellent service and repair on a wide range of HVAC/R equipment found commonly in:

  • Computer Rooms and Data Centers
  • Medical Facilities and Laboratories
  • Clean Rooms
  • Office and Retail Buildings
  • Nursing Homes and Assisted Living Facilities
  • Manufacturing and Warehousing Facilities

Whether it is routine maintenance or an emergency service call, Dowling Corporation is committed to the investment in technology and personnel that increases overall productivity and improved customer service. Coordinated by administrative staff, Dowling uses a computerized dispatch system to control the flow of information from clients and materials suppliers to field technicians who are in fully equipped service vehicles that can complete most mechanical heating cooling, and refrigeration jobs effectively in one visit and keep systems up and running efficiently and effectively.


‘People don’t just make the difference; they are the difference.’

This sentiment best describes the people who work here at Dowling. Built around this belief that is predicated by a culture where one is treated with trust, dignity, and respect, encourages an environment that is supportive; a place to grow and where one can succeed. It is this special working environment that is the cornerstone of our organization which is directly reflected in the customer service and the ongoing success of the company, where knowledge and professionalism deliver excellence to you, the customer.

As companies invest in their systems, we invest in our people to create a climate of collaboration and partnership. Committed to continuous improvement and growth of its employees at Dowling, technicians and staff are invited to attend monthly classroom training to be introduced to new products, reviews on equipment failures, and ways to improve customer service.

We are committed to creating a continuous learning organization by supporting our employees to exceed their professional abilities and customer expectations at every level. It is our desire to build a company with individuals who pride themselves in teamwork, professionalism, knowledge, ability, and integrity in everything we do.

Our mission is to be recognized as the leading mechanical services company in the commercial HVAC/R market by providing excellence in customer satisfaction, quality, safe work practices, and demonstrating environmental responsibility.

To understand even more about Dowling Corporation, here are the six simple principles that guide the success of the company and its culture:

Customers set the standard: We proactively listen to our customers, to ensure a rewarding customer experience that is courteous, professional, and responsive to your requests.

People are the difference: Defined by who we are and collectively shaping our organization through trust, dignity, and respect; everyone at Dowling is supported by a professional environment and the independence to succeed.

Quality is key: Through continued improvement, we hold ourselves to the highest standards of quality in meeting and exceeding our customers’ expectations.

Growth: We strive to get better every day. We invest time and energy with our customers to expand our capabilities to provide better service and grow as a corporation.

Safety: Our most valuable asset in our company is our employees. We are committed to a safe working environment for our staff – our extended family – and for the community that we live and work in.

Integrity: We conduct business in a manner that is trustworthy, accountable, and done with mutual respect.