5 HVAC Service Contractors in Annapolis Junction, MD
Top-Rated HVAC Service Contractors in Annapolis Junction
Cummins-Wagner Co., Inc.
“Positive reviews consistently reference specific technicians: Brandon earned praise for same-day air compressor repairs, and Josh Andrucyk was credited with…”
Penguin Heating & Air Conditioning
“Five of six reviewers award five stars,with praise centered on the team's professionalism and ability to handle both home and commercial projects. One…”
All HVAC Service Contractors (5 total)
HVAC Service Costs in Annapolis Junction
General HVAC service pricing across maintenance, repair, and installation in Annapolis Junction.
| Service | Low | Average | High |
|---|---|---|---|
Service call / diagnostic | $75 | $120 | $200 |
Routine tune-up (single system) | $70 | $125 | $200 |
Standard repair (avg) | $150 | $600 | $1,200 |
Major repair (compressor, heat exchanger) | $1,500 | $2,500 | $3,500 |
New system installation (mid-range) | $6,500 | $10,500 | $14,000 |
Full HVAC replacement AC + furnace combined | $11,590 | $13,430 | $14,100 |
Prices reflect humid subtropical metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
HVAC Service in Annapolis Junction, MD: What to Expect
Annapolis Junction sits within the Baltimore metro area, where summer heat climbs to 88 F with the kind of humidity that settles over the Chesapeake Bay and doesn't let go. Winters drop to around 27 F, and that damp cold finds its way into every corner of a house. The swing between those extremes creates year-round demand for HVAC Service in Annapolis Junction, where five contractors serve residential and light commercial clients. The average rating across twenty-two verified reviews sits at 3.5 stars, which tells you the market is functional but competitive in ways that matter when your furnace hiccups on a February night.
Service calls run $75 to $200 for diagnostics, while routine tune-ups on a single system land between $70 and $200. Standard repairs average $150 to $1200 depending on what fails and how accessibly it's mounted. Maryland law requires every contractor pulling permits to hold a Master HVACR License from the state labor board, so the cost reflects years of training and the regulatory framework that keeps the industry honest.
Customers note the differences in execution. At Cummins-Wagner, technicians Brandon and Josh Andrucyk earn consistent shoutouts for handling compressor issues without unnecessary delay. Penguin Heating & Air Conditioning draws praise for tackling both homes and commercial properties, with reviewers citing professionalism as the thread running through their experience. Highland Co.'s single reviewer specifically credits technician Jeff for diagnostic precision and a heating system fix that held up through a full winter cycle.