Business Details
40 Years
experience
Your Trusted Partner for Construction Services in Lebanon, IL
Wilhelm Construction Company is a family-owned construction and remodeling business rooted in Lebanon, IL. Established in 1954 by our founders during a period of agricultural hardship, the company began as a supplemental venture for local farmers and has grown into a trusted regional contractor. Owned and operated by five brothers from a family of 15 siblings, we maintain hands-on involvement in every project, handling all work ourselves except for occasional trusted subcontractors. Our services span roofing, siding, seamless guttering, garages, room additions, and both residential and agricultural building repairs.With over six decades of combined experience, we prioritize quality craftsmanship, personalized service, and community values. Our team oversees projects from estimation to completion, ensuring attention to detail and client satisfaction. Accredited, licensed, bonded, and insured, we serve Lebanon and surrounding areas with a commitment to exceeding expectations through integrity and expertise.
Services
Roofing
Siding & Soffit
Seamless Guttering
Garages
Room Additions
Repair & Remodeling
Replacement Doors
Replacement Windows
Details
- Year established: 1986
Highlights and features
- We are family-owned and operated with 60+ years of local experience
- Our team handles all work directly from estimation to completion
- We serve both residential and agricultural building needs
- Bonded, licensed, and insured for client protection
- Specialize in custom solutions for Lebanon and surrounding communities
What people say
Fantastic roof
Pleased with the project
Beautiful work
Great clean-up
Recommend the company
Services
Roofing
We assess and repair storm damage or aging roofs, delivering durable solutions that protect homes and buildings. Our team installs high-quality materials while maintaining structural integrity. Clients benefit from enhanced property value and long-term weather protection through expert craftsmanship.
Siding & Soffit
Modernize your property with siding and soffit installations that improve aesthetics and weather resistance. We offer material options to match architectural styles while enhancing energy efficiency. Clients receive customized solutions that boost curb appeal and building durability.
Seamless Guttering
Our seamless gutter installations prevent water damage by efficiently directing runoff away from structures. We replace outdated systems and repair existing gutters using durable materials. Clients gain improved property protection and reduced maintenance requirements for both residential and agricultural buildings.
Room Additions
We create functional living spaces tailored to family needs, from additional bedrooms to specialized rooms. The process includes design consultation through final construction. Clients receive seamless integration with existing structures while increasing property functionality and value.
Replacement Doors
Enhance security and energy efficiency with modern door replacements for residential and commercial properties. We install entry, patio, and interior doors matching architectural styles. Clients benefit from improved aesthetics, functionality, and temperature regulation through professional installation.
Questions
What construction services do you specialize in?
We specialize in roofing, siding, seamless guttering, garages, room additions, and both residential and agricultural building repairs.
Do you serve areas outside Lebanon, IL?
Yes, we serve Lebanon and surrounding communities with both residential and commercial construction solutions.
Are emergency repair services available?
We prioritize scheduled projects but can assess emergency repair needs during regular business hours.
How do you handle project estimates?
Our team provides personalized estimates directly, ensuring transparency and accuracy for every project.
What sets your company apart from competitors?
As a family-owned business with 60+ years of local experience, we combine hands-on expertise with personalized service and community values.
Are your services covered by warranties?
We stand by our workmanship and materials - specific warranty details are provided for each project during consultation.
