HVAC & Heating on the Seacoast
Vetted local hvac & heating — no national lead-gen shells. Own this category →
Who are the best hvac & heating on the Seacoast?
The Local Loop lists 7 trusted hvac & heating options on the Seacoast: Pettigrew Plumbing & HVAC (Portsmouth); East Coast HVAC (Dover); Estes Oil & Propane (York); Key Heating & Air Conditioning (Exeter) — all vetted as real, local, and currently operating.
Updated July 10, 2026 · refreshed every morning
Pettigrew Plumbing & HVAC
Portsmouth★★★★★ 4.9 · 819 Google reviews
Family-owned plumbing and HVAC company since 2001; full-service heating, cooling, and plumbing with a 4-time Angi Super Service Award.
East Coast HVAC
Dover★ 4.9 (702 reviews)
Family-owned heating and cooling company since 1986 specializing in Mitsubishi Electric ductless systems (Diamond Elite Contractor) with sales, service, and installation.
Serves Seacoast NH + Southern ME
Estes Oil & Propane
York★ 4.5 (370 reviews)
Family owned since 1962; Bioheat fuel and propane delivery plus full HVAC sales, service, and installation with 24/7 service.
Serves Southern ME + Seacoast NH
Key Heating & Air Conditioning
Exeter★ 4.8 (20 reviews)
Multi-generation family-owned HVAC firm since 1993 specializing in geothermal, ductless heat pumps, radiant heat, and home generators.
Serves NH Seacoast + Lakes Region
MCP HVAC
North Hampton★ 5.0 (292 reviews)
Heating, cooling, air quality, and electrical contractor (EV chargers, panel upgrades) holding Mitsubishi Electric's top-tier Elite Diamond certification.
Serves Seacoast NH + Southern ME
Performance Plumbing & HVAC
York★ 3.7 (24 reviews)
Plumbing, heating, and cooling contractor since 1990 specializing in radiant heat, high-efficiency gas boilers, geothermal, and custom sheet metal.
Serves Southern ME + Seacoast NH
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