Top-rated basement remodelers.

Get matched with top basement remodelers in Williamstown, NY

Enter your zip and get matched with up to 5 pros

Need a pro for your basement remodel project in Williamstown, NY?

Select your specific project to find the pro for you.

Verified Reviews for Basement Remodel pros in Williamstown, NY

*The Angi rating for Basement Remodel companies in Williamstown, NY is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Basement Remodel needs.

*The HomeAdvisor rating for Basement Remodel companies in Williamstown, NY is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Basement Remodel needs.

Last update on January 12, 2026

Find Basement remodelers in Williamstown

Avatar for Schenandoah Construction Services
Schenandoah Construction Services
5.0(
3
)
Basement - Remodel

Serving Williamstown, NY and surrounding areas

Approved

In business since 2016

Free estimates

Customers say: Quick response

"They finished the basement and installed a bathroom. They designed the layout snd everything turned out great. Their quote was what they charged in the end and they did great. Their quote was appropriate and affordable. The value was excellent and we are very happy"
Basement remodel
Basement remodel
Bathroom remodel
Kitchen remodel
Basement remodel

+3

Response time2 days
Recommended by100%of homeowners
Request Quote
Avatar for JB Splash Remodeling
JB Splash Remodeling
5.0(
2
)
Basement - Remodel

Serving Williamstown, NY and surrounding areas

Approved

In business since 1995

Free estimates

Small jobs welcome

"started when they said they would, very friendly and polite work crew. they would have finished on time if supplier sent the correct product. job done and we are very happy with the finished project. very professional !"
Addition to a lake house
Addition to a lake house
Addition to a lake house
Addition to a lake house
Addition to a lake house

+53

Response time11 hrs
Response rate100%
8 neighbors recently requested a quote
Request Quote
Avatar for GAST Handyman Services
GAST Handyman Services
2.0(
1
)
Basement - Remodel

Serving Williamstown, NY and surrounding areas

Approved

Free estimates

Emergency services offered

Small jobs welcome

Have been helping friends, coworkers, family and community with jobs, repairs and remodeling/repairs for years and am looking at expanding into more of a business model than "the guy who does stuff"\nI do free estimates and can usually start working the same week.\nIf you have any questions or inquiries please reach out!\nI also currently have a full time job and am available for work on Sundays and Mondays.

8 neighbors recently requested a quote
Request Quote
Avatar for J.Garrison property maintenance
J.Garrison property maintenance
New to Angi
Basement - Remodel

Serving Williamstown, NY and surrounding areas

Approved

Free estimates

Small jobs welcome

Credit card accepted

Here at J.Garrison property maintenance we specialize in landscaping and general property maintenance we take much pride in our work to ensure our customers high quality and reliability we specialize in lawn care, spring /fall clean up, tree trimming, mulch/topsoil, also retaining walls and small concrete jobs

Backyard restoration
Backyard restoration
Backyard restoration
Lawn care 2025
Lawn care 2025

+5

5 neighbors recently requested a quote
Request Quote
Avatar for One Stop Construction & GC
One Stop Construction & GC
New to Angi
Basement - Remodel

Serving Williamstown, NY and surrounding areas

Approved

Free estimates

Credit card accepted

Offers commercial services

We take great pride in our experience, expertise, quality and customer service that we provide to meet every consumer's needs. It is our mission to provide excellent customer service from start to completion of a project. To understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a personal and professional manner. Our reputation is based on service, safety and quality, regardless of how large or small the job.\n

1
2
1
2
Before

+4

1 neighbors recently requested a quote
Request Quote
Avatar for Guiles & Son
Guiles & Son
5.0(
5
)
Basement - Remodel

Serving Williamstown, NY and surrounding areas

In business since 1974

Free estimates

Emergency services offered

"Their work and service was spectacular, excellent mechanic, and the nicest guy to work with, he really knows his craft, my daughter had him remodelled her bathroom as well. And very neat, cleans up after every workday."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+4

Recommended by100%of homeowners
Request Quote
...
Showing 1-10 of 62
Basement Remodel questions, answered by experts

The time it takes to finish or remodel a basement can vary significantly, ranging from a few weeks to several months or even up to a year. On average, the construction phase can take four to eight weeks, but the total project time can extend to three or four months when including planning and permits. The timeline depends on several factors, including the basement's size, design complexity, the scope of the work, and your contractor's availability. A more detailed breakdown for an average-sized basement might include: framing (3-5 days), electrical and rough-in plumbing (3-5 days), drywall installation (5 days), flooring (2-3 days), and final touches like painting and trim (about a week). If preliminary work like installing a waterproofing system or addressing structural issues is needed, the timeline could extend to six to twelve months. Factors like difficult access, material transport, and ventilation needs can also add to the project's duration.

Building up by adding square footage to the top of your home is often less expensive than adding a basement, but it depends on the specifics of your house, your property, and supply costs. Because building a basement requires excavation, it can be a more expensive option than building up.

Walkout basements are not generally included in a home’s square footage, although they may be if they meet certain conditions that depend on local regulations. A finished walkout basement used as a living space may be counted toward square footage in some locations as long as all codes for livable space are met.

Yes, you can install a summer kitchen or kitchenette in your basement. They serve similar purposes as outdoor kitchens, keeping the main floor of the house cool and providing another space to cook and congregate. Basement kitchens are also a worthwhile alternative for homeowners without much space in the backyard. They come with a few logistical questions to sort out, though, like ventilation and waterproofing.

Yes, you can add a kitchenette to a basement. However, you’ll have to consider the costs associated with basement kitchenettes. If you’re starting from scratch in an unfinished basement, you’ll need to account for brand-new plumbing, electrical, flooring, and more in addition to the cost of the kitchenette. If you’re putting a kitchenette in an already finished basement equipped with plumbing and electrical, you’ll save considerable money.

The Williamstown, NY homeowners’ guide to basement remodels

From average costs to expert advice, get all the answers you need to get your job done.

See all articles