Northern Colorado's #1 Basement Finishing Contractor

Colorado State Certified & Fully Insured. We transform unfinished basements into beautiful living spaces across Boulder, Longmont, Erie, Firestone & surrounding areas.

Complete Home Improvement Services

From framing to final finishes — we handle every trade in-house so your project stays on schedule and on budget.

Basement Finishing

Transform your unfinished basement into a livable, beautiful space. We handle design, permits, framing, electrical, plumbing, drywall, flooring & more.

Basement Remodeling

Outdated basement? We demo, redesign and rebuild your space to modern standards — home theater, gym, bar, guest suite, ADU and beyond.

Bathroom Additions

Add a full or half bathroom to your basement. We handle rough plumbing, tile, fixtures, egress and permits for a code-compliant finish.

Kitchen & Wet Bar

Custom kitchenettes, wet bars and entertainment areas. Cabinetry, countertops, appliances and full plumbing — beautifully executed.

Egress Windows

Required for legal bedroom status and safety. We install egress windows to Colorado code, adding natural light and resale value.

Decks, Patios & Concrete

Custom decks, covered patios, pergolas, driveways, walkways and foundation repairs. Inside and outside — we do it all.

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25+
Years Experience
500+
Projects Completed
5★
Google Rating
100%
Code Compliant

Recent Projects

Every basement we finish is custom-designed for the homeowner's lifestyle and the home's character.

Finished basement living room with stone fireplace and bar area in Longmont CO Custom basement wet bar with stone counter and backlit shelves in Northern Colorado Corner stone fireplace in finished basement Boulder County Basement kitchen with blue cabinets and granite countertops Erie CO Custom basement sauna with cedar wood and salt brick wall Basement framing and construction in progress Firestone CO
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Basement Finishing Across Northern Colorado

We're centralized in Longmont and serve the full Front Range — Fort Collins to Castle Rock, Boulder to Brighton.

5-Star Reviews from Colorado Homeowners

Every rating is earned and genuinely appreciated. See more on our Google listing.

★★★★★
"Vern and his team did an absolutely incredible job finishing our basement. They were professional, on time, and the quality is beyond what we expected. Our basement went from a storage dungeon to the best room in the house!"
Sarah M. — Longmont, CO
★★★★★
"Basements.com finished our basement in Erie and we couldn't be happier. Vern was transparent about pricing, pulled all the permits, and the work passed inspection with zero issues. Highly recommend to anyone in Northern Colorado."
Jason K. — Erie, CO
★★★★★
"We got three bids and chose Basements.com — best decision we made. The bar, fireplace and home theater turned out amazing. Our friends and family can't believe the transformation. Worth every penny."
The Thompson Family — Boulder, CO
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Vern Marchand and the Basements.com team

25+ Years. Hundreds of Basements. One Standard of Excellence.

For over 25 years, Vern Marchand — Owner & Colorado State Certified General Contractor — has designed, coordinated and built countless custom finished basements and home remodels across Colorado.

Every project is approached with the same commitment: local building codes followed to the letter, daily usable comfort prioritized, and beautiful finishes you'll want to show off for years to come.

  • Colorado State Certified General Contractor
  • Fully licensed & insured
  • Code-compliant, permit-guaranteed work
  • Design-to-build — we handle every trade
Our Story

Basement Finishing Guides

Expert advice for Northern Colorado homeowners planning a basement project.

Basement finishing cost guide Northern Colorado
Cost Guide

How Much Does It Cost to Finish a Basement in Longmont, CO? (2026 Guide)

Real pricing data for Northern Colorado basement projects — from basic finishes to full custom builds.

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Basement permits Boulder County
Permits

Basement Finishing Permits in Boulder County: What You Need to Know

Everything homeowners need to know about permits, inspections, and code requirements in Boulder County.

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Basement finishing ideas Northern Colorado
Inspiration

Top 10 Basement Finishing Ideas for Colorado Homes (2026)

Home theater, custom bar, gym, sauna, ADU — the most popular basement designs we're building right now.

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Ready to Transform Your Basement?

Call now or fill out our quick form. We respond within 24 hours and offer free on-site estimates across Northern Colorado.

☎ (720) 600-1408