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About
Rated 5.0★ across 13 reviews, K7W Deck Building is a general contractor based in Barrington, serving the Chicagoland area. Specializes in deck and patio. One reviewer writes: "I had an amazing experience with K7W Deck Builder!" In the words of one homeowner: "craftsmanship is top-notch". Walter is praised for staying accessible and responsive during projects. Delivers on schedule and on budget — a pattern across their reviews. Clients note the team cleans up thoroughly, leaving the home better than they found it. Responds to reviews personally, which reflects a commitment to reputation and accountability. Familiar with Chicago's architectural heritage, including older bungalows, two-flats, and greystones.
Project Pricing Insight
General Contractors projects typically cost $25K – $150K+ in Chicagoland
Oleg Yarchenko
1 review
Highlights
Excellent communicationHigh-quality workmanshipOn time and on budgetProfessional and trustworthyClean and respectful of property
Specialties
- Deck and patio
- Historic home specialist
Service Areas
Barrington, Northwest Suburbs
What Clients Are Saying
Clients liked
- “They built a beautiful wooden deck for my home — exactly what I wanted!”
- “Walter and the crew did a fantastic job on our roof deck.”
- “Got my deck done by Deck Builder and honestly couldn’t be happier.”
Clean record
No recurring concerns found across reviews. This contractor maintains a consistently positive reputation.
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