The best-rated HVAC serving Plattsburgh, NY, independently researched and ranked on rating, review volume and genuine local reputation.
The best HVAC companies in Plattsburgh, NY are Be Cool Air Conditioning, E.T. Harris & Son, Inc., Heat Wave & Rene's Repair, K & L Plumbing & Heating and Merit Heating & Plumbing. Each is an independently researched local operator, ranked on reputation, reviews and genuine local presence, and none paid to appear.
One business can feature above the Top 5 on this page, clearly labeled. A great way for a newer or smaller pro to get seen first.
Be Cool Air Conditioning is a Plattsburgh-based HVAC company serving homeowners and businesses across Clinton, Franklin and Essex Counties with heating, air conditioning, ventilation and refrigeration work. The team installs and repairs full HVAC systems, is available 24/7 and offers free estimates. It carries one of the strongest and most active review reputations of any local heating and cooling firm, which makes it a reliable go-to for North Country residents wanting responsive, homeowner-focused service.
E.T. Harris & Son is a family-owned and operated Plattsburgh firm that has provided HVAC and commercial refrigeration since 1950, giving it over seventy years of continuous local service. As a Carrier, York and Samsung dealer, the team installs and maintains heating and cooling systems and ductless mini-splits, with residential mini-split help available alongside its core commercial refrigeration work. Offering 24-hour emergency service across the tri-county area, it is one of the most deeply established mechanical names in the region.
Heat Wave, based on U.S. 9 in Plattsburgh, combines HVAC and plumbing service with a showroom of wood, gas and pellet stoves and fireplaces, giving homeowners a single source for heating installations and repairs. The team brings roughly five decades of hands-on heating experience to the North Country and offers 24/7 live answering for HVAC emergencies. It's a good fit for households wanting both conventional heating and cooling and hearth or stove options from one local firm.
K & L Plumbing & Heating has served Plattsburgh since 1974, handling residential heating and cooling alongside its plumbing and gas-line work. The long-tenured team covers heating installation and service, cooling, and 24-hour emergency call-outs for homes and businesses across the city. With around fifty years in the same community, it is a genuinely rooted local choice for homeowners who value a firm with a proven track record.
Merit Heating & Plumbing (DLW Merit Heating and Plumbing) is a Plattsburgh company established in 2012 that pairs residential heating service with plumbing for local homeowners. Working from its base on Military Turnpike in the city, the team handles heating installation, service and repair alongside everyday plumbing needs. A smaller owner-run operation, it has earned consistently positive local feedback for its work around Plattsburgh.
The best HVAC companies serving Plattsburgh, NY are based in and around Plattsburgh. With the Northeast's four seasons and older housing stock to contend with, heating and cooling systems work hard for most of the year, so a proven local pro makes all the difference, and we've done the legwork to surface only the operators worth calling.
Be Cool Air Conditioning currently tops the list, but every business here earns its place the same way: we research each HVAC company genuinely operating near Plattsburgh, weigh real customer reviews and ratings from sources like Google and the Better Business Bureau, and rank on merit. No business can pay into this list, the single featured spot above it is the only paid placement, and it's always clearly labeled.
| Business | Best for |
|---|---|
| 1. Be Cool Air Conditioning | Consistent, top-reviewed service |
| 2. E.T. Harris & Son, Inc. | Fast response and repairs |
| 3. Heat Wave & Rene's Repair | Professional workmanship |
| 4. K & L Plumbing & Heating | Dependable service and value |
| 5. Merit Heating & Plumbing | Everyday, all-round jobs |
Our current top picks are Be Cool Air Conditioning, E.T. Harris & Son, Inc., Heat Wave & Rene's Repair, K & L Plumbing & Heating and Merit Heating & Plumbing. Every business is independently researched and ranked on merit, never paid placement.
We research every HVAC company genuinely operating in and around Plattsburgh, then weigh real customer reviews and ratings from sources like Google and the Better Business Bureau, review volume, and a genuine local track record. No business can pay to appear in the ranked Top 5.
No. The ranked Top 5 is editorial and cannot be bought. The only paid option is the single featured spot above the list, which is always clearly labeled as featured.
Start with the five above, then get written quotes from two or three, read their most recent reviews, and confirm they cover your part of Plattsburgh. A good HVAC company responds promptly, explains the work clearly, and is upfront about pricing.
We rank on independent reputation and reviews, not licensing checks. Requirements vary by state and trade, so always confirm a pro's current license and insurance directly with them before any work begins.
Own the featured spot above this Top 5, clearly labeled. A great way for a newer or smaller pro to get seen first. Early-adopter rate $19/month for your first 6 months, then $39/month.