Brian Guthmiller, Founder
Delco Air was not born from a business plan. It was born from a moment that changed everything.
Years ago, a devastating accident nearly took my children from me. In an instant, everything became fragile and real in a way it never had before. First responders arrived and worked with a calm, focused compassion that I will never forget. They treated my children as if they were their own. They gave us a second chance.
That experience permanently reshaped what service means to me. It clarified why the work matters, who it is ultimately for, and what kind of company I wanted to build. The first responders that day modeled something I have tried to carry into everything I do: show up, be dependable, and treat every person in front of you as if their situation matters, because it does.
The roots of Delco, however, go back even further. I grew up in Linden, New Jersey, and discovered the HVAC trade through a nationally recognized program at Linden High School. From the beginning, this field made sense to me. It demanded mastery across multiple disciplines, including plumbing, electrical, heating, and cooling, and it put you directly in a position to protect people’s homes and families. Even as a teenager, I knew I wanted to own an HVAC company. I wanted to build something that genuinely helped people.
That clarity never faded. Over the next three decades, I built a career grounded in craftsmanship and accountability. Today that experience spans more than 30 years in HVAC, 16 years of business ownership, 10 years in facilities management, and 8 years in real estate. Alongside me, our Director of Management Mark brings over 30 years of advanced technical expertise and 16 years in management. Every technician we hire brings a minimum of five years of hands-on field experience. We do not cut corners on the people behind the work.
Delco is the company I spent my life building toward. It is also a tribute to the people who showed up for my family when it counted most. Every home we enter, every system we install, and every emergency call we answer reflects the lesson I learned that day: be there when people need you.
Comfort has a Hero. At Delco, that is not a tagline. It is our commitment.