Legacy GroundworksExcavating contractor in Longmont, CO

Legacy Groundworks is ranked #4 of 95 excavating contractors in Longmont by CR Score, with 57 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.

Legacy Groundworks is open Monday to Saturday. Its listed hours are Monday to Friday, 8 AM – 5 PM; Saturday, 8 AM – 2 PM. On Saturdays it is open 8 AM to 2 PM and closed on Sundays. Hours come from the business listing; holiday hours may differ.

Serves Longmont and 11 towns within 25 miles: Erie, Gunbarrel, Lafayette, Louisville, Frederick, Firestone, Superior, Boulder, Broomfield, Northglenn and Fort Lupton. 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.

Legacy Groundworks has a rating of 5.0 from 15 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 Legacy Groundworks on (720) 731-3631. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.