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Front elevation of a modern mountain-inspired custom home with gable roof and stone accents, designe
Contemporary prairie-style custom home with horizontal massing and clerestory windows, showcasing ex
Two-story custom residence featuring warm wood cladding and floor-to-ceiling glass, blending with a
Narrow lot urban home with a modern stacked façade and balcony, designed for infill development in C
Farmhouse-inspired single-family home with board-and-batten siding and warm exterior tones, designed
Bright and airy bedroom with vaulted ceilings and full-height windows, capturing natural light and m
Open concept dining and kitchen area with indoor-outdoor connection, designed for modern family livi
custom home in boulder county
Minimalist kitchen with waterfall island and wood detailing, part of a thoughtfully designed modern
Compact mountain cottage-style custom home with covered porch and rustic detailing, reflecting a Col
part of a custom home interior by Osmosis Architecture.
Courtyard-facing single-story homes designed for attainable housing and community connection in Colo
Custom home with central courtyard and natural stone accents, designed to fit the high plains settin
View of a vibrant two-story modern home with bold color contrasts and vertical siding, designed for
Open-plan living area with large windows and soft finishes, blending comfort and contemporary design
Cozy modern living room with fireplace and wood accents, showcasing residential interiors by Osmosis
Evening view of a rustic modern art studio with large gable windows and timber siding, a custom geta
Covered outdoor living space with firepit and connection to the home’s interiors, perfect for Colora
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NEWS

osmosis architecture | architectural design

Every home we design is a portrait of the people who will live in it.

We don't work in a single style. We don't have a signature look we impose on every project. What we have is a process — collaborative, detail-driven, and builder-aware — that results in homes that genuinely fit the people who come to us.
Osmosis Architecture is a residential architecture firm based in Niwot, Colorado. For over 30 years we've been designing custom homes, remodels, additions, and builder product series across Boulder County and the broader Front Range — from Louisville and Lafayette to Longmont, Erie, and beyond.

What we do

We work across the full range of residential architecture:
Custom homes — From first sketch to construction documents, we design homes from the ground up that reflect your life, your site, and your budget. No two are alike.
Remodels and additions — Whether you're reconfiguring a floor plan that no longer works or adding square footage to grow into, we help you get more from a home you already love.
Builder product design — We partner with production homebuilders to develop plan series that balance market appeal, cost efficiency, and design quality at scale. We've worked with builders across the Denver metro and Northern Colorado for decades.
Mixed-use and multi-family — From infill townhomes to mixed-use developments, we bring the same design discipline to projects that serve multiple owners or tenants.

 

Based in Niwot. Rooted in Boulder County.

Our office is on 2nd Avenue in Niwot, a short drive from most of the communities we serve. We're familiar with Boulder County's permitting processes, design review requirements, and the particular character of its neighborhoods — that local knowledge saves our clients time and headaches.
We're also active in the Niwot community itself. Pro bono work on the Niwot Monument, Whistlestop Park, and local youth sports facilities has been part of how we've given back to the place we work and live.

 

Nationally recognized. Locally grounded.

Osmosis Architecture was founded in 1994 by Anne Postle, whose three decades of work in residential design established the firm's reputation across Colorado and beyond. Today the firm is led by Principal and Architect Tucker Huey and Senior Designer Jennifer Nusz, who together bring deep expertise to both custom residential and builder product work — and a shared commitment to designs that are as buildable as they are beautiful.
If you're thinking about a new home, a remodel, or an addition anywhere in Boulder County or along the Front Range, we'd like to hear about it.

Start your project

discover osmosis

290 Second Avenue l PO Box 1024 l Niwot, CO 80544-1024 l P 303.652.2668 l F 303.652.2717

M-F 10am-5pm

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