HEI CivilExcavating contractor in Castle Rock, CO

HEI Civil is ranked #24 of 60 excavating contractors in Castle Rock by CR Score, with 51 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.

HEI Civil is open Monday to Friday. Its listed hours are Monday to Friday, 8 AM – 5 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

Serves Castle Rock and 11 towns within 25 miles: Castle Pines North, The Pinery, Stonegate, Parker, Lone Tree, Highlands Ranch, Dove Valley, Centennial, Castlewood, Roxborough Park and Southglenn. The list is based on the business's location and the usual service radius for excavating and grading. Confirm your address is covered when you call.

HEI Civil has a rating of 3.1 from 54 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 HEI Civil on (303) 688-9500. The business is at 5450 Montana Vista, Castle Rock, CO 80108. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.