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Poss Architecture + Planning and Interior Design

Poss Architecture + Planning and Interior Design

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About Us

For over 45 years, Poss Architecture + Planning has been synonymous with innovative design, ranging from large-scale resorts to custom private residences. Based in Aspen, Colorado, we take immense pride in our creative ingenuity and close, professional client relationships. Comprehensive design solutions are the hallmark of Poss Architecture + Planning. Our structures capture the essence of their surrounding environment—while simultaneously respecting and preserving natural beauty. This all-encompassing approach is the core reason so many esteemed national and international clients have entrusted us with private residences, commercial buildings and resorts in locations throughout the continental United States and abroad. The Poss staff blends exceptional experience and expertise to visualize, conceive, produce and manage a project from programming to occupancy. Our Interior Design Division delivers a renowned reputation for quality and innovation, plus a vast worldwide network of resources. The Principal members of our firm possess over 100 years of combined experience, with varied educational and professional backgrounds, further ensuring that our clients’ projects transcend commonplace architecture. Like the sentinel mountains all around our office, Poss Architecture + Planning stands steadfast—unwavering in our commitment to excellence in design, creativity and professionalism. These principles are the bedrock of our firm. We apply them to all projects near and far.

Services Provided

Architectural Design, Basement Remodeling, Bathroom Design, Building Design, Drafting, Energy-Efficient Homes, Floor Plans, Green Building, Historic Building Conservation, Home Additions, Home Extensions, Home Remodeling, House Plans, Kitchen Design, Kitchen Remodeling, Site Preparation, Space Planning, Structural Engineering, Sustainable Design, Universal Design, Custom Homes, Construction Drawings

Areas Served

Aspen, Meredith, Norrie, Snowmass Village, Woody Creek, Telluride, Denver, Steamboat Springs, Vail, Jackson Hole, Marmora Resort, Kiawah Island, Hokuala Lagoons, Park City, Mammoth


AIA National, AIA Colorado, Aspen Historic Preservation Awards Home of the Year Award by Mountain Living Bill Poss Legacy Award by Mountain Living Gold List by Luxe Magazine The ML List of Top Architects and Designers by Mountain Living Architizer + Firm Awards- Special Mention


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Business Details

Business Name

Poss Architecture + Planning and Interior Design

Phone Number

(970) 925-4755


605 E Main Street
Aspen, CO 81611


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