Business Details
50+ Years
experience
Custom Home Builders in Southeastern Wisconsin
Thelen Construction has been crafting distinctive custom homes in Southeastern Wisconsin since 1974. Our approach prioritizes client collaboration, quality craftsmanship, and innovative design tailored to each homeowner's lifestyle. With decades of experience in lakefront and country estate construction, we guide clients through every phasefrom site selection to post-completion support. Our team of seasoned professionals combines energy-efficient building practices with meticulous attention to detail, ensuring homes that are both beautiful and functional.We maintain a commitment to transparency, fostering long-term relationships through honest communication and a dedication to exceeding client expectations. Our mission is to deliver exceptional home design, construction, and service, backed by a one-year warranty and a legacy of satisfied homeowners.
Services
Custom Home Building
Lakefront Property Construction
Design/Build Services
Home Remodeling
Energy-Efficient Building
Details
- Year established: 1974
Highlights and features
- 50+ years of custom home building experience in Walworth County
- Integrated design/build process streamlines construction and budgeting
- Energy-efficient materials and green building applications
- Personalized client support from concept to completion
- One-year warranty with post-construction follow-up
What people say
Great experience from start to finish
Exceeded expectations
Professional and knowledgeable team
Energy-efficient design expertise
Excellent follow-up care
Services
Custom Home Building
Designing and constructing personalized residences tailored to client preferences and property characteristics. Our process integrates site-specific planning with energy-efficient materials to create functional, aesthetically pleasing homes. Clients benefit from direct collaboration with experienced professionals throughout construction phases.
Lakefront Property Construction
Specialized building solutions for challenging lakefront lots, addressing zoning regulations and environmental considerations. We combine 40+ years of local shoreland experience with innovative design to maximize views while maintaining structural integrity and compliance.
Design/Build Services
Streamlined approach combining architectural planning and construction under one team. This method reduces costs through early budget alignment, continuous client communication, and coordinated execution of design and building phases for efficient project delivery.
Home Remodeling
Upgrading existing homes to modernize functionality and aesthetics. Our team handles complete renovations from outdated cottages to comprehensive interior redesigns, using durable materials and energy-efficient systems to enhance livability and property value.
Energy-Efficient Building
Incorporating sustainable practices and materials to create environmentally responsible homes. Features include high-performance insulation, durable finishes, and energy-saving systems that reduce long-term maintenance costs while maintaining design excellence.
People
Randy Thelen
President
Founded the company in 1974 with a focus on personalized homebuilding. Combines four decades of local construction expertise with a commitment to client relationships and quality craftsmanship.
Tyler Fischer
Project Manager
Construction management graduate with 10 years of industry experience. Ensures project timelines and quality standards through meticulous planning and client communication.
Robert Thelen
Construction Site Superintendent
Oversees on-site operations with 30+ years of hands-on building experience. Manages skilled tradespeople to maintain quality standards and project timelines.
Carol McCoy
Office Manager / Sales and Marketing
Coordinates administrative operations and client communications with extensive executive management experience. Focuses on improving client experience through organized project support.
Katie Wozniak
Interior Designer
Provides design guidance for home interiors, specializing in material selection and space optimization. Collaborates with Katherine Elizabeth Designs to deliver personalized aesthetic solutions.
Questions
What areas do you serve?
We specialize in Walworth County and surrounding Southeastern Wisconsin communities including Lake Geneva, Delavan, and Elkhorn.
Do you handle both design and construction?
Yes, our integrated design/build approach coordinates architectural planning and construction under one team for streamlined project delivery.
How do you handle zoning issues?
With 40+ years of local experience, we navigate shoreland zoning regulations and DNR requirements for lakefront properties.
What's included in your warranty?
We provide a one-year warranty covering workmanship and materials, with ongoing support for post-construction concerns.
Can you build from existing architectural plans?
Yes, while we recommend our design/build process, we can construct homes from client-provided architectural drawings.
How do you manage project timelines?
Our systematic approach includes detailed planning, experienced team coordination, and regular client updates to maintain schedules.
Reviews (1)
Joey Craver
Feb 12, 2018
Report
Great company. Great people. Honest and hardworking. Highest standards of quality in the industry for high end home building. The only reason I give 5 stars is because more are not allowed.
