Top 3 HVAC Contractors in Washington

Compare the highest-rated hvac professionals in Washington, Missouri. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Four Seasons Heating & Cooling

4.8
(127 reviews)
Verified

A full-service HVAC contractor specializing in high-efficiency system installations, 24/7 emergency repairs, and comprehensive maintenance plans. Known for expertise in handling Washington's humid summers and cold winters with tailored climate solutions. They are a Carrier Factory Authorized Dealer and work with top-tier equipment.

1505 Front Street, Washington, MO 63090

Specialties & Features

24/7 Emergency Service
High-Efficiency HVAC Installation
Carrier Systems Expert
Precision Ductwork Design
Indoor Air Quality Solutions

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
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#2

Merkel Heating & Cooling

4.6
(94 reviews)
Verified

A family-owned and operated HVAC company with deep roots in the community. They provide honest, reliable service for all makes and models, with a strong focus on furnace repair and AC maintenance. Their technicians are NATE-certified and particularly skilled in solving complex heating issues common during Missouri's freezing winters.

822 East 5th Street, Washington, MO 63090

Specialties & Features

Furnace Repair & Installation
AC Maintenance Plans
Honest Diagnostics & Repairs
Local Family-Owned Business
Boiler Services

Business Information

Years in Business:40 years
Licensed:Yes
Insured:Yes
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#3

Gateway Climate Control

4.5
(78 reviews)
Verified

Specializes in energy-efficient HVAC system upgrades and modern smart thermostat integration. They are a Lennox Premier Dealer and excel at installing systems that reduce energy costs for homeowners, a significant concern given the area's temperature extremes. They also offer detailed duct evaluation and sealing services.

401 Jefferson Street, Washington, MO 63090

Specialties & Features

Energy Efficiency Audits & Upgrades
Lennox HVAC Systems
Duct Testing & Sealing
Wi-Fi Thermostat Installation
Geothermal System Consultation

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
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Why These Are the Top HVAC Contractors in Washington

Washington, MO, experiences a humid continental climate with hot, humid summers (avg. high 89°F) and cold winters (avg. low 22°F), creating a high year-round demand for reliable HVAC services. The seasonal swing places significant strain on both heating and cooling systems, making semi-annual maintenance and robust emergency repair services critical for homeowners. The market is competitive with several long-standing local providers who understand the specific needs of the region, such as managing humidity in summer and ensuring furnace reliability during cold snaps. Energy efficiency is a growing priority due to fluctuating utility costs.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Washington regulations and climate