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Richaven PLLC Federal Subcontracts

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UEIUEI: the 12-character ID the government gives every company registered for federal work. It replaced the DUNS number in April 2022. Glossary CLEXPK91PNC5· CAGECAGE code: a 5-character code that identifies one company location for federal work. A company with several sites can have several. Glossary 7MPH4· SEATTLE, WA· Active registration until Mar 12, 2027· www.richaven.com (opens in a new tab)

Overview

Primes and buyers on Richaven PLLC's subcontracts, US$

Reported subcontract value since award

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Buyers (office)PrimesThis companyW071 ENDIST SEATTLE(W912DW)$604K · Army officeUSDA-FS, CSANORTHWEST 6 (1240BH)$53.1K · Forest Service of…HDR Architecture, Inc.$252K · 1 orderWSP USA Inc.$239K · 1 orderHDR Engineering, Inc.$113K · 1 orderBratslavsky Consulting Engineers, Inc.$53.1K · 1 orderRichaven PLLC$657K
Awards toSubcontracts toCircle area = dollars

Insight SubcontractorSubcontractor (sub): a company hired by the prime to do part of a federal contract. It works for the prime, not the government. Glossary to HDR Architecture, Inc. on 1 order. See more on the Teaming tab

Subcontracts it received

$657K

from 4 primes

About

From the company's SBA profile, updated Mar 2026

Richaven PLLC, Architecture and Sustainable Preservation, offers a full array of professional services working with the rehabilitation and preservation of the historic built environment. Services include architectural design, preservation planning, project management, and construction management, specializing in technical architecture and preservation issues. Our experience is rooted in the synergistic combination of professional practice on both the owner and design team sides of projects, on-site experience in construction management, volunteer service in preservation organizations, and teaching at the University of Washington. Our projects are focused on historic buildings in the public sector, including K-12 educational and university facilities, libraries, theaters, and commercial buildings. Richaven approaches existing and historic buildings with the goal of future-proofing them by respecting their historic character while adapting them to meet new requirements.

Subcontracts received by fiscal year of report, US$

Hover over a year to see its value.

FY23FY24FY25$418KFY26$0 so far

Insight $418K reported in FY2025, its largest year. See more on the Teaming tab