
Book Your AC, Heating or Plumbing Repair
Proudly Serving Richmond and the Northern Neck with the Best Heating, Air Conditioning & Plumbing Service
Gilman proudly serves Ashland, Mechanicsville, Glen Allen, Midlothian, Richmond, the Northern Neck, and Middle Peninsula. Our goal is to offer the industry’s best and most energy efficient products and to send expertly trained technicians to your home or business.
Our Premium Services
We Care About Your Comfort
and Have for Over 100 Years
Our team of professionals is ready to help you with all of your HVAC and plumbing needs!
Air Conditioning
Whether you need fast AC repair, seasonal maintenance, or a brand-new system, Gilman delivers expert air conditioning services designed for comfort and efficiency. We install and service all major brands—backed by fast response times and decades of experience in Virginia’s climate.
Heating
From furnace repairs to complete heating system replacements, Gilman keeps your home warm and worry-free all winter long. Our certified techs work on all types of heating systems and ensure safe, efficient performance—no shortcuts, just dependable service.
Plumbing
Leaky faucet? Clogged drain? Full system install? Gilman’s licensed plumbers handle it all. We offer honest recommendations, up-front pricing, and long-lasting solutions to keep your plumbing system running smoothly—day in, day out.
Step 1:
Schedule an Inspection
Reach out via our contact form or phone number to schedule a complementary inspection.
Step 2:
Experience Easy Service
We make our repair and installation process extremely easy with minimal disruptions.
Step 3:
Enjoy Comfort
Experience a lifetime of comfort and ease in your home!
Trusted Company. Exceptional Team.
At Gilman, we’re proud of our long-standing reputation in the community as a trusted HVAC and plumbing company. But we wouldn’t be where we are today without our talented team of technicians, plumbers, and customer service representatives. The faces behind the Gilman brand are what make us the company we are today!
Amazing Reviews from Our Customers
count on Gilman’s team of expert certified technicians for:
✔ Complete residential and commercial plumbing, heating, and cooling services.
✔ Friendly and experienced technicians.
✔ Knowledge and tools to service all brands and models.
✔ A personalized approach rooted in meticulous attention to detail and craftsmanship.
✔ Customer service that leads to great customer reviews.
✔ A company that is known for integrity, honesty, excellence, collaboration, and respect.
✔ Your guaranteed satisfaction.
Recent Articles
Learn from Our Experts
That first shockingly high summer energy bill is now hitting you right in the gut. Suddenly, the cool comfort of your AC feels less comfy!
Summer's here in Virginia, and you know what that means, backyard barbecues along the James River, pool parties, and crazy relatives!
It's 90 degrees and you're on your third shower of the day... only to run out of hot water halfway through rinsing the shampoo from your hair!
Maintenance Savings Plan
Join the G-Club!
HVAC maintenance should be at the forefront of every homeowner’s mind. Signing up for our Comfort Maintenance Savings Plan is a surefire way to safeguard your comfort, keep your energy bills under control and reduce your carbon footprint.

