James & Whitney Co.
James & Whitney Co.
James & Whitney Co. provides window replacement and skylight installation in Brunswick and across Maine and New Hampshire. The company was founded in 2017.
Last Updated October 2, 2026.
Business Highlights
- The company says its team is certified to install and maintain VELUX skylights and roof windows.
- The company says VELUX Fresh Air skylights include a No Leak Promise, with a 10-year installation warranty and a 20-year glass warranty.
- The company says window warranties vary by manufacturer and range from 10 to 20 years.
Service Area
Portland, Saco, Yarmouth, Brunswick, Augusta and Seacoast, NH.
Local Business Taking Calls
James & Whitney Co. is one of 10 window installers ProsGrade lists in Brunswick, Maine.
2 services listed: Window installation and replacement and VELUX skylights and roof windows. Open Monday to Saturday. Rated 4.8 from 347 reviews.
- Verified listing details
- Service information
- Customer review signals
- Photo gallery
- Public contact information
- Published local profile
How This Business Compares
How James & Whitney Co. compares with the other 9 window installers on ProsGrade in Brunswick, using public Google ratings and review counts.
- Ranks in the top half of the 10 Brunswick window installers on ProsGrade by Google rating and review volume.
- Rated 4.8 on Google, at or above the 4.8 average of other Brunswick window installers on ProsGrade.
- Has more Google reviews (347) than 8 of the 9 other Brunswick window installers on ProsGrade.
- One of 8 Brunswick window installers on ProsGrade rated 4.7 or higher from at least 10 reviews.
Services Covered
2 services- Window installation and replacementEnergy-efficient windows from Harvey, VELUX and Marvin
- VELUX skylights and roof windowsSolar-powered, manual and electric Fresh Air; fixed and flat-roof skylights
Reviews
What customers say
Customers praise knowledgeable sales staff and responsive project managers, and describe hard-working crews on roofing and siding projects; one customer said a two-day roofing job was finished in 10 hours. One siding customer reported no notice that the work date had changed and said the siding had fallen off five times after installation.
Customer Reviews
Joseph LeClair
Gayle Kopansky
Ann Harmon
Mike A
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Frequently Asked Questions
What happens during James & Whitney Co.’s window installation process?
It starts with an in-home consultation and measurements to review the project and window choices. The company coordinates custom manufacturing to the quote specifications, then seals the installation and conducts a final inspection and cleanup.
Does James & Whitney Co. offer financing for window projects?
The company offers financing options to well-qualified homeowners.








