Gilman Heating, Cooling & Plumbing’s highly trained, professional technicians have been keeping Richmond and the surrounding communities comfortable for years. We’ve worked hard to build a reputation for reliable, quality HVAC and plumbing service delivered with a smile. We appreciate the opportunity to share our knowledge and expertise with you and to help make your home or business more comfortable and more energy efficient. Our company is based on the idea that great employees and great service go hand in hand.