Home Addition & Remodeling Contractor in Colchester, CT
If you’re planning a home addition, kitchen remodel, bathroom renovation, or garage build in Colchester, Connecticut, Lagace Construction is your local, licensed choice. Based in Andover, CT, we’ve been building and remodeling homes across Colchester and the surrounding area for over 25 years.
Colchester is a growing rural community with a mix of colonial-era homes and newer construction — many homeowners are expanding in place rather than moving, making additions and in-law suites increasingly popular.
Services We Offer in Colchester, CT
- Home Additions — Single-story rooms, second-floor additions, in-law suites, and ADU conversions
- Kitchen Remodeling — Full design-build kitchens with cabinetry, countertops, and layout changes
- Bathroom Remodeling — Master baths, family baths, full conversions, tile, and vanities
- Garage Construction — Detached and attached garages, 1–3 bay builds
- Basement Finishing & ADUs — Convert your basement into living space or an income-producing unit
- Decks, Roofing & Siding — Composite decks, full roof replacements, exterior siding
- New Home Construction — Custom ground-up builds, land prep through final walkthrough
Why Colchester Homeowners Choose Lagace Construction
We’re not a regional franchise or a subcontracting middleman — we’re a family-owned crew that shows up every day. Scott Lagace has been hands-on in the field for 25+ years, and every project gets the same attention whether it’s a $15,000 deck or a $300,000 addition.
- CT Licensed & Insured — NHC #NHC-0016939, Electrical #E1-00191661
- 4.9 stars on Google across 40+ reviews
- In-house crew — no rotating subs for core carpentry work
- Clear written estimates with line-item pricing
- We pull all permits and handle all town inspections
Serving Colchester and Nearby Communities
Our crew regularly works throughout New London County and the surrounding region. If you’re in Colchester or a neighboring community like Salem, Hebron, and East Haddam, we can typically schedule an on-site estimate within a week.
Frequently Asked Questions — Colchester, CT
How much does a home addition cost in Colchester, CT?
Home addition costs in Colchester typically range from $150 to $350 per square foot depending on foundation type, finishes, and scope. A single-story addition with a slab foundation runs $180–$220/sq ft; a second-floor addition averages $200–$250/sq ft. We provide a free on-site estimate with line-item pricing so you know exactly what you’re getting.
Are you licensed to work in Colchester, Connecticut?
Yes. Lagace Construction holds a Connecticut New Home Construction Contractor license (#NHC-0016939) and an Electrical Unlimited Contractor license (#E1-00191661), valid statewide including Colchester. We pull all required permits and manage every inspection.
How long does a home addition take in Colchester?
Most additions take 3–6 months from permit approval to final walkthrough. Simple room additions may close out in 10–12 weeks; larger two-story or full-addition projects typically run 5–6 months. We’ll give you a real timeline before you sign anything.
Get a Free Estimate in Colchester
Ready to start your project? Call Scott directly at (860) 933-2700 or request a free on-site estimate online. We’ll visit your home in Colchester, walk the project, and follow up with a written estimate — usually within 5 business days. No pressure, no obligation.
Lagace Construction LLC
CT Licensed & Insured | Serving Colchester, CT and New London County
(860) 933-2700 | lagaceconstruction.com
