Design-Build Construction Services • CA Lic. #649916 • Est. 1987


Plonowski Architects + Builders, Inc. • CA Lic. #649916 • Est. 1987

Founded in 1987, Plonowski Architects + Builders, Inc. is an architect managed design-build company rooted in the tradition of the master-builder.

We offer clients a completely integrated design-build service, streamlining the architectural design and structural engineering, building permitting and construction process under a single management authority.

Clients need only deal with one company throughout the whole construction process, which we manage from conception to completion, successfully delivering projects with superior results. 

Architecture is imagination; invention and imagination.

Full Service


We provide full architecture services, handle all aspects of the building permit process and have long-established relationships with a wide array of building professionals-

consultants, engineers, craftsmen, trade subcontractors, material suppliers and others- to get your project completed.



We have over 30 years of experience creating the architecture and building construction for a multitude of projects in San Francisco, Marin and the Bay Area.

We have the experience, skills and talent necessary to complete the project with superior results.

Architect-led Design-Build


As the architect and the general contractor of the project, we endeavor to create building construction that is more than the sum of it's parts.  In addition to it's perfect functionality we want to create a space of beauty.

Having the architect being the contractor ensures the project gets built as designed.