Marathon Service Company, LLCHVAC contractor in Salisbury, MD
Marathon Service Company, LLC is an HVAC contractor at 25600 Ocean Gateway, Mardela Springs, MD 21837, ranked #6 of 68 HVAC contractors in Salisbury and rated 4.9 from 97 Google reviews. Open 24 hours a day, 7 days a week.
Salisbury, MDUpdated 0 paid placements in any rankingHow we rank
Key facts
| Address | 25600 Ocean Gateway, Mardela Springs, MD 21837, Salisbury, MDGet directions |
|---|---|
| Phone | (410) 543-2962 |
| Website | marathonserviceco.com |
| Hours | Open 24 hours, 7 days a week |
| Google rating | 4.9 from 97 Google reviews |
Trades
Each trade shows the evidence we matched it on.
- HVACmain tradeGoogle main category
Service area
Serves Salisbury and 2 towns within 25 miles: Fruitland and Cambridge.
Based in Salisbury, MDView on map
Opening hours
| Day | Hours |
|---|---|
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| Thursday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
| Sunday | Open 24 hours |
- Open 24/7
- Open evenings — no
- Open Saturdays
- Open Sundays
- Emergency service
Typical heating and cooling prices
| Job | Low | Typical | High |
|---|---|---|---|
| AC replacementPer system, installed (unit plus labor); typical range of customer-reported jobs. US national range | $3,887 | $5,978 | $8,073 |
| Furnace replacementPer system, installed; typical range of customer-reported jobs. US national range | $2,823 | $4,814 | $6,896 |
Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.
Compare nearby HVAC contractors
| Business | Rank | CR Score | Google rating | License verified | Saturday | Sunday | Distance away |
|---|---|---|---|---|---|---|---|
| Marathon Service Company, LLC (this business) | — | 91 | 4.9 (97) | — | Yes | Yes | |
| Airworks Heating and Air Conditioning | #4 | 91 | 5.0 (98) | — | Yes | Yes | 18.0 mi |
| Advanced ClimateCare LLC | #7 | 90 | 5.0 (54) | — | Yes | Yes | 19.8 mi |
Questions about Marathon Service Company, LLC
How is Marathon Service Company, LLC ranked in Salisbury?
Marathon Service Company, LLC is ranked #6 of 68 HVAC contractors in Salisbury by CR Score, with 91 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity and profile completeness. No business can pay to change its rank.
What are Marathon Service Company, LLC’s hours?
Marathon Service Company, LLC is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.
What areas does Marathon Service Company, LLC serve?
Serves Salisbury and 2 towns within 25 miles: Fruitland and Cambridge. The list is based on the business's location and the usual service radius for heating and cooling. Confirm your address is covered when you call.
What do Google reviews say about Marathon Service Company, LLC?
Marathon Service Company, LLC has a rating of 4.9 from 97 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.
How do I contact Marathon Service Company, LLC?
Call Marathon Service Company, LLC on (410) 543-2962. The business is at 25600 Ocean Gateway, Mardela Springs, MD 21837, Salisbury, MD. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.
Own Marathon Service Company, LLC? Claim this profile.
Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.