Testimonials

What Clients Say

Feedback from the people responsible for keeping critical commercial environments running.

"With a new building with a state of the industry mechanical and HVAC system, we would be in dire straits if Delta Mechanical were not our service provider. Without a thought I can depend on thorough maintenance, emergency service, and excellent customer service. I would recommend Delta Mechanical to anyone looking for a service which is responsive to and vigilant in providing excellent mechanical and customer service."

Donata Martin
CEO, Boys & Girls Club of Fitchburg and Leominster

"Knowledgeable, professional, honest, fair and easily accessible 24/7…these are the qualities of service we have been able to count on from Delta Mechanical for 11 years. The owners personally take the time to explain mechanical issues in detail and present multiple solutions to help us work within our annual budget. With their impeccable preventative maintenance service they have lessened the need for mechanical repairs. Delta has also gone the extra mile searching for ways to reduce the building's carbon footprint. On multiple sustainability projects throughout our buildings, they have performed all the leg work and paperwork in order to obtain available rebates which greatly reduced the cost to our company. Due to Delta's attentiveness and thoroughness, we have greatly reduced repair costs and have significantly lowered the building's energy consumption."

Cheryl Esper
Property Manager

"I worked closely with Michael Fullen Jr. and Delta Mechanical for many years while overseeing facilities at Chestnut Place in Worcester. Delta Mechanical provided comprehensive service for our HVAC and mechanical systems, including water-source heat pumps, cooling towers, make-up air systems, and boilers."

"Michael consistently demonstrated outstanding technical knowledge, reliability, and professionalism. From routine service to complex mechanical repairs, I had tremendous confidence in Michael and the Delta Mechanical team to properly diagnose problems, provide solutions, and keep our facility operating."

"Over the years, we developed an excellent working relationship, and I would highly recommend Michael Fullen Jr. and Delta Mechanical to any facility or property manager looking for a knowledgeable and dependable mechanical contractor."

Jody Ryan
Former Chief Engineer, Chestnut Place – Worcester, Massachusetts

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Emergency service, maintenance contracts, and planned installations across Central Massachusetts.