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From new construction to long-term service contracts, Keystone delivers mechanical and electrical solutions with a single point of accountability.
Complete installation of all major HVAC systems for commercial and residential applications.
Fast, reliable repair and preventive maintenance to keep your systems running year-round.
Engineered ventilation solutions and system design from first principles.
Commercial and residential electrical construction, from panels to full distribution systems.
Intelligent building systems and low-voltage infrastructure for modern facilities.
SWaM-certified for state, local, and federal procurement. Operating as prime or sub-contractor.
Keeping Virginia Beach homeowners comfortable year-round with expert residential HVAC solutions.
Structural support work and precision equipment placement for commercial and industrial installations.
Future-ready solutions for sustainable energy and modern electrical infrastructure.
Long-term maintenance partnerships that protect your investment and prevent costly breakdowns.
Complete mechanical system installation for a commercial dental practice facility, including HVAC equipment, ductwork fabrication and installation, controls integration, and ongoing service support — delivered on scope and to the client's full satisfaction.
Full-scope mechanical installation for a medical office facility, encompassing HVAC system design, equipment procurement, ductwork fabrication, installation, and commissioning — ensuring a comfortable, code-compliant environment for patients and staff.
Comprehensive mechanical and electrical installation for a Bank of America commercial facility. Scope included HVAC systems, electrical distribution, lighting, controls, and low-voltage infrastructure — delivered as a single-source MEP contractor.
Full mechanical system installation for a large-scale church facility, including commercial HVAC equipment, custom ductwork, ventilation systems, and building automation — sized and engineered for high-occupancy comfort and energy efficiency.
5.0 rating · 17 Google Reviews · Virginia Beach & Hampton Roads
"I had a fantastic experience with Keystone and couldn't be more pleased with their service. From the moment I called, they were prompt, professional, and incredibly kind."
"Frans at Keystone quoted me on a whole new high efficiency system at a very competitive price. Now I can't even hear when the heat pump goes on."
"They responded promptly and were incredibly professional. Our A/C unit finally gave up during last week's scorching heatwave — Keystone came through."
"Keystone did an incredible job with my HVAC replacement. They arrived when they said they would and finished the work on schedule. 10/10."
"We contacted Keystone late Sunday afternoon and they had it fixed by 9am the next morning. Very professional, friendly, and the price was great."
"Service is second to none! The HVAC guys are well experienced (some over 20 years) and innovative to find a solution to any problem. You won't find a better price."
"Keystone was professional, provided clear alternatives, clearly communicated while onsite and when planning, went beyond expectations, and were reasonably priced."
"We are going through a heat wave, and my AC died. I called them and they came out the same evening. I know they were busy, but still took the time. Very professional."
"I had a fantastic experience with Keystone and couldn't be more pleased with their service. From the moment I called, they were prompt, professional, and incredibly kind."
"Frans at Keystone quoted me on a whole new high efficiency system at a very competitive price. Now I can't even hear when the heat pump goes on."
"They responded promptly and were incredibly professional. Our A/C unit finally gave up during last week's scorching heatwave — Keystone came through."
"Keystone did an incredible job with my HVAC replacement. They arrived when they said they would and finished the work on schedule. 10/10."
"We contacted Keystone late Sunday afternoon and they had it fixed by 9am the next morning. Very professional, friendly, and the price was great."
"Service is second to none! The HVAC guys are well experienced (some over 20 years) and innovative to find a solution to any problem. You won't find a better price."
"Keystone was professional, provided clear alternatives, clearly communicated while onsite and when planning, went beyond expectations, and were reasonably priced."
"We are going through a heat wave, and my AC died. I called them and they came out the same evening. I know they were busy, but still took the time. Very professional."
Whether you need emergency service or want to plan a major project, our team is ready to help. Reach out and we'll get back to you fast.