All Major Credit Cards Accepted 


Hours of Operation:
Monday - Friday: 7:00 AM - 5:00 PM
Weekend Emergency Service Available 

A Full-Service Excavating Contractor

Kolar's Excavation LLC is a general excavating contractor serving all of southwestern Pennsylvania. We're based in Ruffs Dale and offer complete commercial and residential services. Our site preparation and land clearing service will leave your property ready for construction and our underground utility and sewer system work is thorough and professional. Contact us about your next project.

Underground Utilities

Underground utilities work prepares an area for the placement of electric, water, and gas lines, storm retention systems, all types of septic systems and storm sewer lines. Our team has the knowledge and experience you can count on and the equipment to tackle any project. Costs vary depending on the project. 

Septic Systems

We install septic systems that include sand mounds, drip distribution systems, Ecoflow systems, and city sewer connections. Kolar's Excavation LLC has over 20 years of experience in the installation of septic systems tailored to your requirements. Costs vary due to the size of the house, the type of ground involved, and other factors.


Get a driveway, parking lot, turn-around, or woods road excavated and professionally graded. We build new or reconstruct older infrastructure. Costs will vary based on the project.


Build your home on a foundation dug by Kolar's Excavation LLC. We have the equipment to tackle any project and can install foundations in poor conditions on less-than-ideal ground. Our experienced crews will dig out, compact, and build back up in good soil, using engineered fill. Costs will vary. 

Building Pads

Call on Kolar's Excavation LLC for site preparation and building pads. We do building lots for everything from sheds to large commercial buildings. Our crews prepare foundations, septic systems, roadways and anything else that needs to be done