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Lima/West41,500 residents1 city covered243 live profiles✓ 59 OCILB-verified active

Mercer County, Ohio

Grand Lake St. Marys dominates the southern county. Lake-shore homes drive HVAC + dock work.

Cities + villages we cover

Celina
10,400 pop · 94 pros
Mercer County seat on the western shore of Grand Lake St. Marys.

Browse Mercer County by trade

Click a trade to see local pros in Mercer County. Trades with zero local pros surface the nearest available options from neighboring counties.

Plumber
20 verified pros
HVAC Technician
45 verified pros
Electrician
32 verified pros
Appliance Repair Tech
6 verified pros
Gas Technician
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Concrete Contractor
22 verified pros
Roofer
21 verified pros
Tree Service
74 verified pros
Water/Fire/Mold Restoration
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Lead Abatement Contractor
1 verified pro
Fire Protection Contractor
8 verified pros
Water Well Contractor
9 verified pros
Septic System Contractor
4 verified pros
Computer & Electronics Repair
10 verified pros
Pest Control Service
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Landscaper
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Painter
1 verified pro
Foundation Repair Contractor
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Garage Door Company
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Deck Builder
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Patio Installer
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Pool Installer
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Fence Contractor
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Shed & Pole-Barn Builder
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Siding Contractor
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Window & Door Installer
2 verified pros
Gutter Installer
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Pressure-Washing Service
1 verified pro
Lawn Care Service
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Asphalt Sealcoat Contractor
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Outdoor Lighting Installer
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Solar Installer
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EV Charger Installer
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Heat Pump Installer
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Insulation Contractor
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General Contractor
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Handyman
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Mercer County civic resources

Phone numbers homeowners actually need: permits, public health, courthouse, and storm/outage information.

Permits + zoning
Mercer County Building Department
(419) 586-7724www.mercercountyohio.org ↗
Public health
Mercer County Health Department
(419) 586-3251
Courthouse
Mercer County Courthouse
(419) 586-2856
Emergency management
Mercer County EMA
(419) 586-7724

All contacts verified from the county's public website. Last reviewed 2026-05-06. Spot a stale number? Tell us.

Top Trust Score pros in Mercer County

  1. Riesen Plumbing & Heating Inc80
  2. American Heating and Plumbing LLC65
  3. Armcorp Construction Inc.55
  4. Ayers Mechanical Group55
  5. Bender Electrical Contracting55
  6. Bruns Construction Enterprise Inc.55
  7. Bruns Construction Enterprises, Inc.55
  8. Buschurs Refrigeration Inc.55
  9. Consolidated Hunter Heating & Plbg55
  10. Consolidated Mechanical Inc.55

Statewide county rank

Rank: 50th of 88 by verified-pro count (Franklin = 1st; 243 profiles here)

Other Lima/West counties

Putnam County →Allen County →Auglaize County →Van Wert County →Hardin County →Marion County →
All Ohio counties →🚨 Emergency contacts →
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