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Koeppen ConstructionGeneral contractor in Longmont, CO

Koeppen Construction is a general contractor at 7845 Lookout Rd, Longmont, CO 80503, rated 5.0 from 10 Google reviews. Open Monday to Friday.

Longmont, CO0 paid placements in any rankingHow we rank

Call (720) 378-7660Website ↗

Key facts

Key facts about Koeppen Construction
Address7845 Lookout Rd, Longmont, CO 80503Get directions
Phone(720) 378-7660
Websitegjkconstruction.com
HoursMonday to Friday: 9 AM – 5 PM
Google rating5.0 from 10 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • General Contractingmain tradeGoogle main category
  • Kitchen Remodeladditional Google category
  • Home Builderadditional Google category

Service area

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

Based in Longmont, COView on map

Opening hours

Opening hours for Koeppen Construction
DayHours
Monday9 AM – 5 PM
Tuesday9 AM – 5 PM
Wednesday9 AM – 5 PM
Thursday9 AM – 5 PM
Friday9 AM – 5 PM
SaturdayClosed
SundayClosed
  • Open evenings — no
  • Open Saturdays — no
  • Open Sundays — no

Typical general contracting prices

Typical general contracting prices
JobLowTypicalHigh
Kitchen remodelPer project: typical range of customer-reported remodels (about $75 to $250 per sq ft). US national range × 1.00 Mountain factor (2025 Cost vs. Value Report)$14,610$27,020$41,660
Bathroom remodelPer bathroom: typical range of customer-reported remodels. US national range × 0.95 Mountain factor (2025 Cost vs. Value Report)$6,340$11,590$16,840

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

5.0from 10 Google reviews

Hired Koeppen Construction? Write a review

Questions about Koeppen Construction

What are Koeppen Construction’s hours?

Koeppen Construction is open Monday to Friday. Its listed hours are Monday to Friday, 9 AM – 5 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does Koeppen Construction serve?

Serves Longmont and 11 towns within 25 miles: Gunbarrel, Erie, Boulder, Louisville, Lafayette, Superior, Broomfield, Frederick, Firestone, Northglenn and Shaw Heights. The list is based on the business's location and the usual service radius for general contracting. Confirm your address is covered when you call.

What do Google reviews say about Koeppen Construction?

Koeppen Construction has a rating of 5.0 from 10 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.

How do I contact Koeppen Construction?

Call Koeppen Construction on (720) 378-7660. The business is at 7845 Lookout Rd, Longmont, CO 80503. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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