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Jonesville, Hillsdale County, Michigan
2 HVAC companies with a Jonesville address, scored out of 100. Updated October 2026.
As of October 2026, the highest-scoring HVAC company in Jonesville, MI on TownAnswer is Grider Mechanical Specialists LLC, with a score of 73 out of 100 (5.0 stars from 144 Google reviews). Next are Griffiths Mechanical (71). We scored 2 HVAC companies with a Jonesville address. If review count matters most, Griffiths Mechanical has the most Google reviews (193).
This page has fewer than three scored businesses, so we keep it out of search results until it has more. The nearest city pages are listed below.
Our October 2026 pull of Google Maps found 2 HVAC companies with a Jonesville mailing address. 2 list a website, 2 have claimed their Google listing and 0 take online bookings.
None belongs to a business with three or more Michigan locations in our data.
Every business is scored by the same rules. A business cannot pay for a higher place.
The most-reviewed HVAC company in Jonesville is Griffiths Mechanical with 193 Google reviews. The median rating among scored listings is 5.0 stars.
Highest score first. Tap a name for its website, or Score details for the full breakdown.
The 100-point TownAnswer score. Every HVAC company here is checked on the same 5 parts: reputation (26 points), review volume (18), focus (14), profile (22) and verified owner (20). Nobody pays to rank. How we rank
Opens before 7 AMOpen after 8 PMWeekend hoursClaimed on Google144 reviews
Grider Mechanical Specialists LLC is at 126 W Chicago Rd, Jonesville, MI 49250. Its Google category is "HVAC contractor", with Air conditioning contractor, Air conditioning repair service, Furnace repair service as extra categories. After we adjust for review count, its 5.0 stars count as 4.96.
Claimed on Google193 reviews
Griffiths Mechanical lists its address as 1250 E Chicago Rd, Jonesville, MI 49250. That is 1.5 miles northeast of the Jonesville city center. Its Google category is "HVAC contractor". Its 4.8 stars rest on 193 reviews, which our method reads as 4.78 after the review-count adjustment.
| # | Business | Score | Grade | Rating | Reviews | Street |
|---|---|---|---|---|---|---|
| 1 | Grider Mechanical Specialists LLC | 73 | B | 5.0 | 144 | 126 W Chicago Rd |
| 2 | Griffiths Mechanical | 71 | B | 4.8 | 193 | 1250 E Chicago Rd |
Jonesville has 2,319 residents and 910 households (ACS 2024 5-year estimates for Jonesville city). 76.4 percent of its homes were built before 1980, and the median home was built in 1,956.
84.4 percent of homes are owner-occupied. The median home value is $162,900. Older housing stock tends to need more plumbing, roofing, electrical and water damage work, so these figures help explain local demand. They do not measure it.
Our October 2026 data has 2 HVAC companies with a Jonesville mailing address: 8.6 per 10,000 residents. A mailing city can differ from the city limits, so treat the ratio as a guide.
Heating and cooling work in Michigan needs a mechanical contractor licence from LARA. Check the company on LARA Verify a License.
A new furnace or air conditioner should be sized for your house. Ask whether the contractor runs a load calculation (often called Manual J) or sizes by the old unit.
Ask for a written quote that lists the model numbers, the removal of the old unit, the permit and any duct or electrical work.
Many equipment warranties need registration within a set time after install. Ask who registers it.
Ask what a tune-up includes. A furnace check before winter is common in Michigan.
| City | Distance | HVAC Companies | Top score |
|---|---|---|---|
| Hillsdale | 3.9 mi south | 7 | 51 |
| North Adams | 7.2 mi east | 1 | 71 |
| Quincy | 11.4 mi west | 8 | 78 |
| Hanover Township | 12.2 mi northeast | 1 | n/a |
| Pittsford | 12.7 mi southeast | 2 | 54 |
| Homer | 13.7 mi northwest | 1 | 75 |
| Clarendon Township | 14.0 mi northwest | 1 | n/a |
| Algansee Township | 14.1 mi southwest | 1 | 64 |
Personal Injury Attorneys 1Water Damage Restoration Companies 1Mold Remediation Companies 1Roofers 3Electricians 1Dentists 6Pilates and Fitness Studios 2Photographers 1Coffee Cart Vendors and Mobile Coffee Bars 1Cafés and Coffee Shops 2Restaurants 9Real Estate Brokerages 5Everything in JonesvilleHVAC Companies in Hillsdale County
Our October 2026 data lists 2 HVAC companies with a Jonesville mailing address. 2 have a Google rating and are scored. A business can be missing, so treat the count as a floor.
Grider Mechanical Specialists LLC has the highest TownAnswer score in Jonesville: 73 out of 100, from 5.0 stars and 144 Google reviews. Scores change when listings change.
Reputation (26 points) is the Google rating adjusted for how many reviews it rests on. Review volume adds up to 18, how closely the business matches the trade up to 14, profile facts such as website, phone, hours, photos and a claimed listing up to 22, and a profile the owner verified with TownAnswer adds 20.
No. Every business is scored by the same rules, and no payment changes a score or a place on a list.
Nearby city pages: Hillsdale (3.9 miles), North Adams (7.2 miles), Quincy (11.4 miles), Hanover Township (12.2 miles).
Does the company hold a Michigan mechanical contractor licence? Will they do a load calculation before they size a new system? Is the quote for the installed system, with removal and permit included?
Jonesville is in Hillsdale County. See every HVAC company in the county on the Hillsdale County page.
We refresh the data from Google Maps and change the date on the page only when the data changes. This version uses data read in October 2026.
TownAnswer ranks local businesses by one published method. Businesses cannot pay to change their rank. Ratings and review counts come from Google Maps, read in October 2026. Details change, so confirm hours, prices and licences with each business. How we rank.
