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Firm profile

Larson Design Group, Inc.

Employee-owned (ESOP)HQ Cranberry Township, Pennsylvanialarsondesigngroup.com

Every fact below links to its source. Informational only. Ownership statements are limited to primary announcements and filings.

Headquarters
Cranberry Township, Pennsylvania, as listed by ENR in the 2026 Top 500 Design Firms; firm releases carry a Pittsburgh datelineSource: enr.com/toplists/2026-top-500-design-fi…
Founded
1986Source: larsondesigngroup.com/about
Ownership type
Employee-owned (ESOP): the firm states it is 100% employee-owned; it established its ESOP in 2001; a DOL Form 5500 ESOP filing is listed under ESOP dataSource: larsondesigngroup.com/about
Sponsor or parent
Employees completed a 100% stock buyout in 1993, establishing Larson Design Group, per the firm's history timelineSource: larsondesigngroup.com/about
Employees
More than 500 employees, per the firm's history timeline (2020s entry)Source: larsondesigngroup.com/about

Legal name, DBA and former names

Identifiers (UEI, state registrations)

Ownership type

  • Employee-owned (ESOP): the firm states it is 100% employee-owned; it established its ESOP in 2001; a DOL Form 5500 ESOP filing is listed under ESOP data.Source: larsondesigngroup.com/about

Sponsor, parent or transaction

  • Employees completed a 100% stock buyout in 1993, establishing Larson Design Group, per the firm's history timeline.Source: larsondesigngroup.com/about

Employee count or band

Services and markets

  • National architecture, engineering and consulting firm; services include civil, structural, transportation, geotechnical, M/E/P/FP engineering, survey and mapping, architecture and environmental work.Source: larsondesigngroup.com/mi-engineering

Leaders

Deals

  • 2026-03-29: MI Engineering (Raleigh, North Carolina; founded 2009) joined the Larson Design Group family of companies, per the firm's 2026-03-30 release.Source: larsondesigngroup.com/mi-engineering

Licences (board records)

Federal awards (contracts)

  • USAspending recipient record LARSON DESIGN GROUP, INC. (Williamsport, PA), contract award obligations: FY2021 $24,626, 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/d2df61ba-4b4a-7979-3a…

ESOP plan data (Form 5500)

  • DOL Form 5500 plan year beginning 2024-01-01: LARSON DESIGN GROUP EMPLOYEE STOCK OWNERSHIP PLAN (ACK_ID 20251014100621NAL0003575520001), 376 active participants, business code 541310.Source: dol.gov/agencies/ebsa/about-ebsa/our-ac…

Public filings

  • DOL Form 5500 filings, plan year 2024: LARSON DESIGN GROUP EMPLOYEE STOCK OWNERSHIP PLAN (ACK_ID 20251014100621NAL0003575520001, 376 active participants); LARSON DESIGN GROUP, INC. 401(K) PLAN (ACK_ID 20251015155919NAL0002711123001, 496 active participants)Source: dol.gov/agencies/ebsa/about-ebsa/our-ac…

Rankings and awards

News timeline

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

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