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Custom Home Design & Construction in Jackson, WY
Tillemans Architect/Builder has dedicated 28 years to delivering architectural and construction excellence in Jackson Hole. Our unique bilateral approach streamlines the building process by integrating design and construction teams, reducing project timelines and costs while maintaining a focus on livable, custom design. Clients benefit from personalized attention and a proven methodology that balances innovation with practicality. We specialize in creating homes that reflect individual lifestyles while adhering to the highest standards of craftsmanship. Our team combines deep local expertise with a commitment to transforming client visions into reality. With extensive experience in Grand Teton National Park and surrounding areas, we prioritize transparency, collaboration, and client satisfaction at every project stage.

Our AIA-certified lead architect ensures every detail aligns with both aesthetic aspirations and functional needs. By offering flexibility between integrated and traditional construction models, we adapt to each client's unique preferences. This dedication to tailored solutions has established us as a trusted partner in residential and commercial construction. Our portfolio showcases a diverse range of projects, from modern mancaves to energy-efficient retreats, all reflecting our core philosophy of timeless design and operational efficiency.
Services
Architectural Design Custom Home Building Commercial Construction Energy-Efficient Homes Interior Courtyards Office Space Development Mountain Retreats Timber Frame Construction Geothermal Systems Residential Renovations
Highlights and features
  • 28 years of professional service in Jackson Hole
  • Bilateral structure reduces project time and cost
  • Personalized attention from AIA-certified architect
  • Proven success in Grand Teton National Park projects
  • Flexible approach adapts to client preferences
Services
Architectural Design
Our architectural design service creates custom blueprints tailored to client lifestyles and site conditions. We integrate aesthetic vision with functional requirements, ensuring compliance with local regulations. Clients receive detailed plans that serve as the foundation for seamless construction.
Custom Home Building
From modern mancaves to mountain retreats, we build bespoke residences using premium materials and proven techniques. Our process emphasizes energy efficiency and site-specific design, creating homes that harmonize with Jackson Hole's natural environment while meeting exact client specifications.
Commercial Construction
We develop commercial spaces like the 4600 SF office building with tailored layouts for tenant needs. Our approach balances functionality with aesthetic appeal, incorporating modern amenities and sustainable building practices to create productive work environments in Jackson, WY.
Energy-Efficient Homes
Specializing in geothermal systems and eco-friendly materials, we construct homes that minimize environmental impact. Features like thermal mass design and strategic window placement optimize energy use while maintaining comfort in Wyoming's climate.
Interior Courtyards
We design and build interior courtyards that extend living areas outdoors. These spaces incorporate natural elements like water features and native plants, creating private sanctuaries that enhance home functionality and aesthetic appeal in mountain environments.
People
Lori M. Tillemans
Lead Architect
Lori M. Tillemans Architect/Builder, AIA, has 28 years of Jackson Hole architectural experience. She founded Tillemans Architect/Builder to streamline design-build processes, combining creativity with practical expertise to deliver client-focused solutions that respect regional landscapes and building traditions.
Questions
What services does Tillemans Architect/Builder Architect/Builder offer?
We provide full architectural and construction services for custom homes and commercial spaces, including design, permitting, and build-out with optional integrated project management.
How does your design-build approach benefit clients?
Our bilateral structure reduces project timelines and costs by eliminating communication gaps between design and construction teams while maintaining personalized client oversight.
Do you work outside Jackson Hole?
While based in Jackson, WY, we've completed projects throughout Grand Teton National Park and surrounding areas, adapting designs to diverse mountain environments.
Can you incorporate sustainable features?
Yes, we specialize in energy-efficient solutions like geothermal heating and passive solar design, tailored to Wyoming's climate while meeting client comfort requirements.
What project sizes do you handle?
We manage projects from small renovations to large estates and commercial developments, including a 6,000 SF office complex and 1,400 SF residential suites.
How do you ensure client satisfaction?
Through continuous collaboration, transparent communication, and our AIA-certified lead architect's personal involvement in every project from concept to completion.