About DL Williams Heating and Cooling
Your Trusted Local HVAC & Refrigeration Experts
DL Williams Heating & Cooling is a locally owned, family-owned and operated HVAC and commercial refrigeration company based in Lake City, Florida. Founded in 2007 by Derrick Williams, a Lake City native, the company provides residential HVAC, commercial HVAC, and commercial refrigeration services to homes and businesses throughout Lake City and surrounding North Florida communities.
DL Williams Heating & Cooling employs certified technicians who deliver reliable repairs, maintenance, and installations with a focus on safety, efficiency, and dependable service.
Why Choose Us
Service You Can Count On—Every Time
DL Williams Heating & Cooling is a locally owned and operated HVAC and commercial refrigeration company that has served Lake City and the surrounding community since 2007. Our team is committed to honest communication, fast response times, and dependable results for both residential and commercial customers.
With certified technicians and years of hands-on experience, we handle everything from residential AC repair to complex commercial refrigeration systems. We focus on doing the job right the first time, delivering reliable service that supports comfort, safety, and business continuity.
Fast Response Times
We prioritize urgent calls to get your HVAC or refrigeration system back up and running quickly.
Licensed & Insured
Our certified technicians are fully insured and committed to delivering reliable, professional service.
License #: CAC1816913
Our Values
A Commitment to Quality and Service
We’re proud to serve Lake City, FL and surrounding areas with integrity, professionalism, and a focus on customer satisfaction.
Clear Communication
We keep you informed every step of the way with honest advice and transparent updates.
Dependable Service
Count on us for quality results on every visit, for both homes and businesses.
Emergency Service
Emergency HVAC and refrigeration service available for urgent repairs—call now for immediate help.
What Our Clients Say
Hear from homeowners and business owners who trust DL Williams Heating and Cooling for their comfort and peace of mind.
★★★★★
Excellent service—quick response and fixed our AC in no time! Highly recommend.
John D.
Homeowner
★★★★★
Professional, knowledgeable, and friendly. They explained everything and got our system running fast.
Lisa M.
Business Owner
★★★★★
Fast, honest, and reliable—DL Williams is the only HVAC company I trust for my business.
Anonymous
Restaurant Manager