Mack M. Darr Company, Inc.

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About Mack M. Darr Company, Inc.
Mack M. Darr Company, Inc. operates as a full-service heating and plumbing contractor in Ligonier, Pennsylvania, holding PA license 006886 for plumbing, HVAC, and mechanical work. The business maintains an A rating from the Better Business Bureau and has served the Ligonier Valley community for over seven decades. Located at 2186 U.S. Route 30, the company provides residential and light commercial services across Ligonier and the surrounding Westmoreland County region. The operation operates Monday through Friday from 9 AM to 5 PM, with Saturday and Sunday closed. Current Google reviews number 27 with an aggregate rating of 3.9 stars.
What distinguishes Mack M. Darr Company from neighboring contractors is their multi-trade capability under a single license, combining heating, plumbing, and mechanical services that typically require separate contractors. The company maintains active membership in the Ligonier Valley Chamber of Commerce, indicating community investment and local accountability. Their website references financing options for major equipment purchases, which appeals to homeowners facing unexpected boiler or furnace replacements. The business has accrued a substantial service history spanning 75+ years, suggesting established vendor relationships and equipment procurement channels that smaller operations may not access.
Customer reviews highlight technician Ryan, who handled a toilet replacement and subsequently returned to repair the same homeowner's shower faucet handles, completing the work within 30 minutes of part arrival. Another reviewer documented a significantly different experience involving communication delays and payment disputes regarding a plumbing project that remained incomplete months after multiple promised deadlines. The contrasting accounts suggest service quality may vary by job complexity and assigned technician.
What Customers Say
Three reviewed customers awarded 5 stars, citing same-day scheduling, technician Ryan's professionalism, and thorough post-service cleanup. One 1-star review detailed broken promises regarding quote timelines and project completion dates, with a payment dispute requiring full upfront payment before work resumed.
Working Hours
| Sunday | Closed |
| Monday | 9 AM–5 PM |
| Tuesday | 9 AM–5 PM |
| Wednesday | 9 AM–5 PM |
| ThursdayToday | 9 AM–5 PM |
| Friday | 9 AM–5 PM |
| Saturday | Closed |
Services
Heating System Installation & Repair
Furnace and boiler installation, repair, and maintenance services for residential properties.
Plumbing Repipes & Installations
Complete plumbing replacements and new installation for residential homes.
Toilet & Fixture Replacement
Toilet replacement services, including faucet and shower fixture repairs.
AC & Cooling Systems
Air conditioning installation and repair services for residential cooling needs.
Maintenance Agreements
Preventive maintenance contracts for heating and plumbing systems.
Equipment Financing
Financing options available for major equipment purchases.