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Simonsen Architect


About Us

Montana Architect Specializing in Inspiring Designs
Simonsen Architect was started in 2018 to help Clients envision and realize inspiring spaces. Utilizing years of experience on small to large and complex projects, the firm is focused on client centered service, utilizing extensive construction knowledge, bringing creativity to the design process and implementing high performance practices to realize comfort, beauty and efficiency to the places we create. 25 years of experience as a licensed architect designing custom residential homes, historic renovations and commercial buildings and tenant improvements. We invite you to take a look at some of our completed projects and we hope you will keep us in mind when you are ready to launch the design process to realize a space that inspires you every day!

Services Provided

3D Rendering, Architectural Design, Architectural Drawings, Energy-Efficient Homes, Floor Plans, Green Building, Handicap-Accessible Design, Historic Building Conservation, Home Additions, Home Restoration, Project Management, Site Preparation, Space Planning, Sustainable Design, Universal Design, 3D design and renderings, Barn Design, Professional and Commercial Building Architecture, Custom Homes, Guesthouse Design, Log Home Design, Pool House Design

Areas Served

Billings, Huntley, Lockwood, Montana, Carbon County, Yellowstone County, Stillwater County, Sweetgrass County, Oregon, North Dakota, Wyoming, Nevada


LEED Accredited Professional MT Better Bricks Award NCARB Certification Montana AIA Design Award of Merit Licensed Architect in: + Montana + Wyoming + Oregon + North Dakota + Nevada

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10 Projects

Inspiration for an exterior home remodel in Other

Red Lodge Area Residence

Red Lodge, MT
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2 Ideabooks

Contact Simonsen Architect
Simonsen Architect
Average rating: 5 out of 5 stars
PO Box 2132
Billings, MT 59103-2132
Typical Job Cost $300,000 - 5 million
New construction, Historic Renovations, Additions
License Number Arch lic: MT, WY, ND, OR, NV