Parametrix Profile: Ownership, HQ and Public Records

Every fact below carries a source link and an as-of date. Informational only. Ownership statements are limited to primary announcements and filings.

Headquarters: Seattle / Puget Sound, WashingtonSource: parametrix.com · As of 2026-10-06
Ownership type: Employee-owned (ESOP): leadership and culture pages emphasize Employee-Ownership; DOL Form 5500 lists Parametrix, Inc. Employee Stock Ownership PlanSource: parametrix.com/leadership · As of 2026-10-06
Sponsor or parent: Firm leadership page links Employee-Ownership; DOL ESOP filing confirms planSource: parametrix.com/leadership · As of 2026-10-06
Website: parametrix.comSource: parametrix.com · As of 2026-10-06

Legal name, DBA and former names

Parametrix, Inc.Source: parametrix.com/leadership · As of 2026-10-06

Identifiers (UEI, state registrations)

SAM UEI N4QLXF39XMY1 (as shown on the USAspending recipient record)Source: usaspending.gov/recipient/54994277-7c3e-4a7b-4f… · As of 2026-10-06

Ownership type

Employee-owned (ESOP): leadership and culture pages emphasize Employee-Ownership; DOL Form 5500 lists Parametrix, Inc. Employee Stock Ownership Plan.Source: parametrix.com/leadership · As of 2026-10-06

Sponsor, parent or transaction

Firm leadership page links Employee-Ownership; DOL ESOP filing confirms plan.Source: parametrix.com/leadership · As of 2026-10-06

Services and markets

Consulting for infrastructure and related community and environmental projects (as described on the firm site)Source: parametrix.com · As of 2026-10-06

Leaders

John Willis, President and Chief Executive Officer.Source: parametrix.com/leadership · As of 2026-10-06
Roger Flint, Executive Vice President and Chief Operating Officer.Source: parametrix.com/leadership · As of 2026-10-06

Federal awards (contracts)

USAspending recipient record PARAMETRIX, INC. (Puyallup, WA), contract award obligations: FY2021 $0, FY2022 $0, FY2023 $0, FY2024 $0, FY2025 $0 (award types A to D; obligations as published, including modifications and negative adjustments)Source: usaspending.gov/recipient/54994277-7c3e-4a7b-4f… · As of 2026-10-06

ESOP plan data (Form 5500)

DOL Form 5500 plan year beginning 2024-01-04: PARAMETRIX, INC. EMPLOYEE STOCK OWNERSHIP PLAN (ACK_ID 20250731144510NAL0003158963001), 836 active participants and total plan assets of $159,192,217 at year end.Source: dol.gov/agencies/ebsa/about-ebsa/our-ac… · As of 2025-07-31

Public filings

DOL Form 5500 filings, plan year beginning 2024-01-04, NAICS 541330: PARAMETRIX, INC. EMPLOYEE STOCK OWNERSHIP PLAN (ACK_ID 20250731144510NAL0003158963001, 836 active participants); PARAMETRIX, INC. 401(K) AND PROFIT SHARING PLAN (ACK_ID 20251217145557NAL0003932753001, 878 active participants)Source: dol.gov/agencies/ebsa/about-ebsa/our-ac… · As of 2025-07-31

Rankings and awards

Listed in the ENR 2026 Top 500 Design Firms.Source: enr.com/toplists/2026-top-500-design-fi… · As of 2026-10-05

Sources of record

Ownership tag: Employee-owned (ESOP). Profiles are informational, compiled from public sources linked above. Firms may request corrections. A listing is not an endorsement.