O'Brien MechanicalHVAC contractor in Greencastle, IN
O'Brien Mechanical is an HVAC contractor at 504 S Bloomington St, Greencastle, IN 46135, rated 5.0 from 1 Google review. Open Monday to Friday.
Greencastle, IN0 paid placements in any rankingHow we rank
Key facts
| Address | 504 S Bloomington St, Greencastle, IN 46135Get directions |
|---|---|
| Phone | (765) 653-8688 |
| Website | obrienhvacr.com |
| Hours | Monday to Friday: 8 AM – 4 PM |
| Google rating | 5.0 from 1 Google review |
Trades
Each trade shows the evidence we matched it on.
- HVACmain tradeGoogle main category
Service area
Serves Greencastle and 3 towns within 25 miles: Brazil, Danville and Plainfield.
Based in Greencastle, INView on map
Opening hours
| Day | Hours |
|---|---|
| Monday | 8 AM – 4 PM |
| Tuesday | 8 AM – 4 PM |
| Wednesday | 8 AM – 4 PM |
| Thursday | 8 AM – 4 PM |
| Friday | 8 AM – 4 PM |
| Saturday | Closed |
| Sunday | Closed |
- Open evenings — no
- Open Saturdays — no
- Open Sundays — no
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.
Reviews
ContractorsRanked reviews
No ContractorsRanked reviews yet
5.0from 1 Google reviews
Hired O'Brien Mechanical? Write a review
Questions about O'Brien Mechanical
What are O'Brien Mechanical’s hours?
O'Brien Mechanical is open Monday to Friday. Its listed hours are Monday to Friday, 8 AM – 4 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.
What areas does O'Brien Mechanical serve?
Serves Greencastle and 3 towns within 25 miles: Brazil, Danville and Plainfield. 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 O'Brien Mechanical?
O'Brien Mechanical has a rating of 5.0 from 1 Google review. 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 O'Brien Mechanical?
Call O'Brien Mechanical on (765) 653-8688. The business is at 504 S Bloomington St, Greencastle, IN 46135. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.
Own O'Brien Mechanical? 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.