Keystone AsphaltPaving contractor in West Mifflin, PA

Keystone Asphalt is ranked #19 of 95 paving contractors in West Mifflin by CR Score, with 55 out of 100 as of November 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

Keystone Asphalt is open 7 days a week. Its listed hours are Monday to Sunday, 7:30 AM – 5 PM. On Saturdays it is open 7:30 AM to 5 PM, and on Sundays 7:30 AM to 5 PM. Hours come from the business listing; holiday hours may differ.

Serves West Mifflin and 11 towns within 25 miles: Pleasant Hills, Baldwin, Brentwood, Munhall, McKeesport, Whitehall, Jefferson Hills, Duquesne, Clairton, South Park Township and Castle Shannon. The list is based on the business's location and the usual service radius for paving. Confirm your address is covered when you call.

Keystone Asphalt has a rating of 5.0 from 3 Google reviews. 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.

Call Keystone Asphalt on (412) 337-9630. The business is at 3000 Lebanon Church Rd, West Mifflin, PA 15122. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.