
Specializing in ADU construction and related services in Crystal Lake, IL.
Crystal Lake and surrounding areas
Excellent ADU construction
Professional team that knows ADU construction inside and out. They handled everything from permits to final inspection.
In-Law SuiteExcellent ADU construction
Fast, efficient, and high quality. Our ADU was done in under 4 months and looks fantastic.
Prefab ADUSign in to leave a review for Precision Construction Group. Your feedback helps other homeowners make informed decisions.
Sign In to Write a ReviewFactory-built ADUs delivered to your site. Modern designs from 400–1,200 sq ft. Turnkey installation included.
Specialized ADU & renovation loans. Borrow based on your home's after-renovation value — up to $500K with competitive rates.
Professional-grade power tools and equipment for ADU construction. Industry-leading cordless tool systems.