First Source Contracting replaced out our Boiler and improved our central air duct-work. Keith was extremely helpful as he took the time to explain our different options. He is extremely professional and organized, accurate in his estimations of time and costs and his workmanship is like none other I have seen. I would definitely recommend First Source to anyone looking to have work done on heating or air conditioning.

I highly recommend Mr. Keith Doell of First Source Contracting for his professionalism and exceptional work ethic. I was completely satisfied. I would hire him again without hesitation should the need arise.

Keith Doell and First Source Contracting do business the way you wish all contractors would. They return phones calls, show up when they are scheduled to and, most importantly, they do a thorough job. Although my job was small, Keith took the time to complete his work, and followed up with a phone call the next day to make sure I was satisfied.

First Source Contracting replaced a furnace for us in the spring of 2011. Keith did a meticulous job of measuring our home and sizing the unit, and improved the efficiency of the heating/cooling system by discovering and correcting some airflow deficiencies in our ductwork. His knowledge of HVAC and use of technical resources to ensure the most efficient and cost effective solution to our needs resulted in increased comfort and reduced energy costs in our home. Keith is knowledgeable, conscienti…

The professional manner in which Keith conducted his review of my home and presented his recommendation/proposal impressed me from the start.  I found his execution in completing the job exceeded my already high expectations.  Initially, I was hoping to just replace my furnace.  The additional improvements that were suggested and made have resulted in my home being much more comfortable than it has ever been.  I also appreciate the little extras that he and his crew provided without addition…

Keith is the exceptional gold standard in his service business.  He is technically knowledgeable, provides immediate, careful and thorough attention to solving problems, and is a gracious, kind and honorable person.  He well deserves the highest rating and recommendation one may imagine.

I contracted First Source to install a new furnace in my home when I was completing a major renovation. Keith Doell, the proprietor, was extremely professional and took all the time necessary to make sure I understood what needed to be done for our home heating system. It was a big job, but First Source did excellent work. They even worked extremely well with all the other contractors on the job to make sure all the systems worked together. I would recommend First Source to anyone looking for a …

First Source Contracting service is prompt, knowledgeable and courteous. We are pleased with the service they have provided for our air conditioning needs. First Source has performed thorough routine service. They have also replaced key portions of our A/C unit. Before the replacements were made, Keith Doell made a thorough assessment of our needs and our home’s ventilation system. His recommendations were well thought out and thorough. I highly recommend his work.

I like how First Source provided options as to how to take care of my home repair. Mr. Doell comes at every problem with many ideas on how to get it done. He’s also interested in doing a job the right way, instead of just the quick and easy way.

Keith is a true professional. He shows up on time and returns calls. His work is meticulous, whether he’s working on small or large projects. He has my highest recommendation.