Glenmont Heating & Air Conditioning
Rockville, MD HVAC · #3 of 5 · 42+ yrs
ⓘVouched Score is calculated from publicly available signals: Google rating & review count, Yelp rating, BBB grade, review sentiment, years in business, local search ranking, and provider website content. Not a guarantee of service quality.Embed this score
⏱ 42+ years in business
Review sentiment: 95/100
At a glance
- Google rating
- 4.9★ from 475+ reviews
- In business
- 42+ years
- Services
- 6 HVAC services
- Service area
- Rockville, MD + 1 nearby
- Phone
- +1-301-468-2665
Overview
Glenmont leads with high-volume AC repair experience and many same-day outcomes. The company notes financing options for larger replacements. Glenmont has served the Rockville area for 40+ years. Reviewers frequently note punctuality and fast diagnosis on emergency calls. Local winters and humid summers in Aspen Hill often demand both heat and cooling expertise.
Residential HVAC repair and replacement focused on Rockville-area homes and nearby suburbs. Years in Business: 40+ according to their site and founding date. Emergency Response: 24/7 is advertised for urgent no-heat or no-cool calls. Financing Available: Yes is listed for larger system work.
Score breakdown
At the Rockville, MD HVAC average (80/100). Ranks #3 of 5 listed HVAC providers in Rockville, MD.
Editorial Review
77
46%
Google Rating
97
17%
Local Search Rank
39
9%
Review Sentiment
95
15%
Years in Business
100
4%
Review Volume
72
9%
Composite of public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment of provider profile. See full methodology →
vs. Rockville average
| Signal | Glenmont Heating & Ai… | Rockville avg | Delta |
|---|---|---|---|
| Vouched Score | 80/100 | 80/100 | matches city average |
| Google rating | 4.9★ | 4.8★ | +0.1 vs avg |
| Review volume | 475+ | 1,850+ | -1376 vs avg |
| Years in business | 42+ | 46+ | -4 vs avg |
What customers say
Reviewers praise:
punctualityfast diagnosisknowledgeable technicianson-budget repairs
Pros
Strengths
- High Google rating (4.9★ across 475+ reviews)
- Long-established (42+ years in business)
When to choose them
- You need to finance the work
- You value a long-tenured local operator (42+ years in business)
Consider alternatives if
- You want a BBB-rated firm specifically
Services
- AC Repair — Diagnostics and repair of central air conditioning systems — refrigerant leaks, capacitor and contactor failures, condenser fan motors, and thermostat issues.
- AC Replacement — Removal and replacement of an aging or failed central A/C — typically condenser, evaporator coil, and refrigerant lines.
- HVAC Installation — Full HVAC system installation including indoor and outdoor equipment, ductwork tie-in, and refrigerant work.
- Mini-Split Systems — Mini-split installation and service — typically ductless, used for additions or zoned comfort.
- Indoor Air Quality — Indoor air-quality work: high-MERV filtration, UV systems, humidifiers/dehumidifiers, and duct sanitization.
- Emergency HVAC Service — After-hours emergency response for no-cool and no-heat calls.
Service area
Rockville, MDhome
Aspen Hill, MD2 mi
Contact & hours
📞
🌐
✉️
📍
🕒
Call to confirm hours
Frequently asked questions
What are the pros of Glenmont Heating & Air Conditioning?
Based on public records and customer reviews: High Google rating (4.9★ across 475+ reviews); Long-established (42+ years in business); Emergency response: 24/7; Financing available; Specializes in AC repair.
When should I choose Glenmont Heating & Air Conditioning?
Choose them if: You need to finance the work; You value a long-tenured local operator (42+ years in business).
What is the Vouched Score for Glenmont Heating & Air Conditioning?
80/100. Top contributing signals: Years In Business 100/100, Google Rating 97/100+ Review Sentiment 95/100. The score blends public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment.
How long has Glenmont Heating & Air Conditioning been in business?
Glenmont Heating & Air Conditioning has been operating for 42+ years in Rockville, MD.
How can I contact Glenmont Heating & Air Conditioning?
Call Glenmont Heating & Air Conditioning at +1-301-468-2665. Address: 2267 Lewis Ave, Rockville, MD 20851, USA.
What does HVAC service typically cost when working with a Rockville, MD provider like Glenmont Heating & Air Conditioning?
AC repair typically runs $160–$695, and full AC system replacement runs $5,900–$13,900 in Rockville, Maryland. These are area-wide market estimates, not Glenmont Heating & Air Conditioning's quotes. For an exact price, request a written estimate from Glenmont Heating & Air Conditioning.
What pricing terms does Glenmont Heating & Air Conditioning publish on their website?
Glenmont Heating & Air Conditioning's website publishes: First responder discount. Promotions and plans change — confirm currently-available terms with Glenmont Heating & Air Conditioning before acting.
Does Glenmont Heating & Air Conditioning do AC Repair in Rockville, MD?
Yes. Glenmont Heating & Air Conditioning lists AC Repair among its services and serves Rockville, MD and Aspen Hill, MD. Call +1-301-468-2665 for a quote.
Does Glenmont Heating & Air Conditioning do AC Replacement in Rockville, MD?
Yes. Glenmont Heating & Air Conditioning lists AC Replacement among its services and serves Rockville, MD and Aspen Hill, MD. Call +1-301-468-2665 for a quote.
Does Glenmont Heating & Air Conditioning do HVAC Installation in Rockville, MD?
Yes. Glenmont Heating & Air Conditioning lists HVAC Installation among its services and serves Rockville, MD and Aspen Hill, MD. Call +1-301-468-2665 for a quote.
Compare with nearby providers
| Provider | Vouched | Years | |
|---|---|---|---|
Glenmont Heating & Air Conditioning (this company) |
80/100 | 4.9★ (475+) | 42+ |
| 80/100 | 4.8★ (910+) | 27+ | |
Donmar Heating, Cooling & Plumbing ⭐ Best for Rebates & Tax Credits · ⭐ Best for Energy-Efficient Systems |
75/100 | 4.9★ (115+) | 36+ |
F.H. Furr Plumbing, Heating, Air Conditioning & Electrical ⭐ Highest Vouched Score · ⭐ Best for Furnace Repair · ⭐ Best for Ductwork & Sealing |
88/100 | 4.7★ (6,625+) | 45+ |
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Profile last updated July 20, 2026.