About Ultimate Expansions
Ultimate Expansions is a residential home improvement company in Lily Lake serving the broader Chicagoland area, with Spanish spoken, calling itself a builder of whatever a homeowner needs. It specializes in high-performance, maintenance-free decks built with TimberTech materials, along with custom pergolas, prefabricated gazebos and trellises, and under-deck screen rooms and sunrooms. Its theme is bringing the indoors to the outdoors, and it handles other home improvement projects as well. The company builds just about anything a homeowner needs and focuses on cost-effective work. Service categories are decks, gazebos, pergolas, trellises and under-deck sunrooms or screen rooms. Customers can call 224-305-6005 to discuss a project, and hours are posted. A project gallery shows finished outdoor work. Rated 5.0 from 4 Google reviews, all five stars.
What Ultimate Expansions offers
Builds new decks
YesComposite decks
YesPergolas and covers
YesScreened and three-season porches
Yes
No information yet on wood decks, pVC decks, railings, deck repair, design and 3D plans, handles permits, free estimates, says it is insured, financing, workmanship warranty. The website did not say; call and ask.
Contact
- (224) 305-6005
- Service area business, serves Geneva, IL
- Website
- View on Google Maps
Hours
- Monday
- 9AM-5PM
- Tuesday
- 9AM-5PM
- Wednesday
- 9AM-5PM
- Thursday
- 9AM-5PM
- Friday
- 9AM-5PM
- Saturday
- 12PM-4PM
- Sunday
- Closed
Listing compiled from public sources on October 17, 2026. Rating and review count from Google on that date. Report a correction or request removal. Back to deck builders in Geneva.