ProLine Parking Lot Striping & SealcoatingPaving contractor in Ontario, CA

ProLine Parking Lot Striping & Sealcoating is ranked #7 of 186 paving contractors in Ontario by CR Score, with 58 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.

ProLine Parking Lot Striping & Sealcoating is open 7 days a week. Its listed hours are Monday to Sunday, 6 AM – 8 PM. On Saturdays it is open 6 AM to 8 PM, and on Sundays 6 AM to 8 PM. Hours come from the business listing; holiday hours may differ.

Serves Ontario and 12 towns within 25 miles: Rubidoux, Sunnyslope, Bloomington, Grand Terrace, Riverside, Colton, Fontana, Rialto, Glen Avon, Pedley, Loma Linda and San Bernardino. The list is based on the business's location and the usual service radius for paving. Confirm your address is covered when you call.

ProLine Parking Lot Striping & Sealcoating has a rating of 5.0 from 13 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 ProLine Parking Lot Striping & Sealcoating on (747) 352-5816. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.