What Seneca Group does

Seneca Group is a privately held real estate advisory and development management firm founded in 1992 and headquartered in Seattle, Washington. The firm provides owner's representation, project management, program management, building systems strategy, occupancy and operations support, and risk management services to enterprise clients across 12 sectors including Corporate, Healthcare and Life Sciences, Higher Education, Cultural, Civic, Hospitality, K-12 Education, Luxury Residential, Research and Development, Sports and Recreation, and Studios and Entertainment. Project engagements range from 10,000 SF to over 2M SF and span North America, EMEA, and APAC markets, with the firm organized into 70+ principal-led professionals averaging 18+ years of experience in architecture, construction, engineering, real estate, finance, sustainability, and project management. Notable clients include Amazon, Meta, Expedia, Seattle Children's Hospital, Alaska Airlines, the University of Washington, the Gates Foundation, and the City of Seattle, with many relationships spanning more than two decades. The firm generates revenue through project-based professional services fees and operates a relationship-driven enterprise go-to-market; specific pricing is not publicly disclosed. On October 7, 2025, Seneca Group merged with Cumming Group, the largest pure-play project management and cost consultancy in North America, retaining the Seneca brand and leadership while gaining access to a global platform of more than 3,000 professionals across 70+ offices.

Name

Seneca Group

Legal name

Seneca Group

Website

https://senecagroup.com

Company type

Private

Founded year

1992

Operating status

Operating

Headcount range

11–50 employees

Short description

Seneca Group is a Seattle-based real estate advisory and development management firm founded in 1992, serving enterprise clients across corporate, healthcare, education, and civic sectors with owner's representation, project management, and program management services. Following its October 2025 merger with Cumming Group, it now operates within a global platform of 3,000+ professionals.

Ownership category

akta.pro rank

Headquarters

HQ city

Seattle

HQ country

United States

HQ region

North America

Offices4 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Technology or R&D, Infrastructure

Revenue model

1. Real Estate Advisory and Development Management Services: Seneca Group generates revenue through providing real estate advisory and development management services to clients. They offer owner's representation, project management, program management, building systems strategy, occupancy & operations support, and risk management services. The firm works on a project basis, managing complex real estate projects from early planning through construction and move-in.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Seneca Group is a real estate advisory and development management firm that provides owner's representation, project management, program management, building systems strategy, occupancy & operations support, and risk management services. The firm manages complex real estate projects from early planning through construction and move-in for enterprise clients across corporate, healthcare, education, cultural, civic, hospitality, sports, and luxury residential sectors. Services are delivered through principal-led teams of architects, engineers, construction managers, and real estate professionals.

Product overview

Seneca Group is a real estate advisory and development management firm offering a unified suite of professional services rather than a software product platform. The core service portfolio consists of six integrated service offerings: Owner's Representation & Advisory Services (strategic planning, feasibility analysis, transaction support), Project Management (full project lifecycle delivery), Program Management (multi-project coordination), Building Systems Strategy (technical MEP advisory), Occupancy & Operations Support (transition and activation), and Risk Management (risk mitigation and governance). These services are delivered through principal-led teams across multiple sectors including Corporate, Healthcare & Life Sciences, Higher Education, Cultural, Civic, Hospitality, K-12 Education, Luxury Residential, Research & Development, Sports & Recreation, and Studios & Entertainment.

Differentiator

Problem solved

Functional benefit

Products and services

• Program Management
• Project Management
• Owner's Representation & Advisory Services
• Building Systems Strategy
• Occupancy & Operations Support
• Risk Management

Quantifiable outcome

• Delivered Expedia Seattle HQ Campus - 41-acre campus, 1.1M SF, 26 major building permits, completed 2022
• +3 more outcomes

Named customers18 records

Segments10 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

18 partnerships are on record, tiered core, key project partner and supporting partner.

• Cumming GroupcoreStrategic or Co-development Partner · 7 October 2025On October 7, 2025, Seneca Group merged with Cumming Group, the largest pure-play project management and cost consultancy in North America. The merger strengthened their ability to serve clients by combining Seneca's trusted development management and owner advisory expertise with Cumming Group's global platform, specialized resources, and extensive project delivery capabilities. Today clients benefit from the same leadership and client-focused approach, now backed by a global organization of more than 3,000 professionals across 70+ offices worldwide.
• ZGFkey project partnerOthersArchitect for Expedia Seattle HQ Campus project. ZGF served as the architect for the 41-acre campus development.
• SurfaceDesignkey project partnerOthersLandscape architect for Expedia Seattle HQ Campus, contributing biophilic and landscape design expertise.
• AvroKOkey project partnerOthersInterior architect for Expedia Seattle HQ Campus project.
• GLY Constructionkey project partnerOthersGeneral contractor for Expedia Seattle HQ Campus project.
• Genslerkey project partnerOthersArchitect for Meta Spring District Campus projects, working on multiple buildings within the development.
• NBBJkey project partnerOthersArchitecture partner for Meta Spring District Campus projects.
• KSHAsupporting partnerOthersArchitecture partner for Meta Spring District Campus projects.
• BNBuilderskey project partnerOthersGeneral contractor for Meta Spring District Campus projects.
• Howard S. Wrightkey project partnerOthersGeneral contractor for Meta Spring District Campus projects.
• JBG Smithkey project partnerOthersRegional Shell & Core Development Manager for Amazon HQ2 Metropolitan Park project.
• James Corner Field Operationssupporting partnerOthersLandscape architecture for Amazon HQ2 Metropolitan Park's 2.5-acre public park with commissioned public art installations.
• Lease Crutcher Lewiskey project partnerOthersGeneral contractor (Restart) for Meta Dexter Refresh project.
• Howard S. Wrightkey project partnerOthersGeneral contractor (Phase 1) for Meta Dexter Refresh project.
• Boulder Associateskey project partnerOthersGeneral contractor for Amazon Apollo Workplace Evolution project.
• Perkins&Willkey project partnerOthersArchitect for Northeastern University Seattle Graduate Campus project.
• BNBuilderskey project partnerOthersGeneral contractor for Northeastern University Seattle Graduate Campus project.
• GLYkey project partnerOthersGeneral contractor for UW Medical Center Roosevelt Clinic project.

Scale indicators5 records

Recent moves8 records

Expansion highlights5 records

Broad incumbents

• AECOM: Global infrastructure consulting firm with a significant Program Management / Construction Management practice serving corporate, healthcare, education, and government clients on large capital programs. Competes with Seneca on mega-campus and institutional engagements.
• CBRE: Largest global commercial real estate services firm with a dedicated Project Management business line advising corporate occupiers on workplace and capital projects. A direct competitor for the same enterprise client mandates Seneca serves.
• JLL (Jones Lang LaSalle): Global real estate services firm with a dedicated Project Management Services group serving corporate occupiers and investors. Competes with Seneca for large enterprise PM mandates and offers integrated brokerage, capital markets, and advisory adjacencies.
• Stantec: Global design and consulting firm with a program/project management practice serving real estate, healthcare, education, and infrastructure clients. Competes with Seneca on owner's-rep and PM engagements, particularly in healthcare and institutional verticals.
• Turner & Townsend: Global project management and cost consultancy with deep real estate, infrastructure, and natural resources practices. Competes for the same enterprise owner's-rep and PM mandates and now operates alongside Seneca under the Cumming umbrella.

Direct peers

• PMA Consultants: Mid-sized program and project management consultancy serving infrastructure, real estate, and institutional clients. Comparable in service mix (owner's rep, PM, program controls) and enterprise/government client base.
• Vanir Construction Management: National construction and program management consultancy with deep healthcare, education, and civic sector practices. Closely comparable to Seneca in owner-representation, PM/CM services, and public-sector delivery focus.
• Cumming Group: Parent company and the largest pure-play project management and cost consultancy in North America with 3,000+ professionals and 70+ offices. Seneca merged with Cumming in October 2025; the two now share a delivery platform and overlapping client bases in real estate and construction PM.
• Hill International: Global construction management and project management consultancy serving real estate, infrastructure, and government clients. Directly comparable in offering owner's-rep, PM, and construction consulting services to enterprise clients.
• Project Management Advisors (PMA): National owner's representation and project management consultancy serving corporate, healthcare, education, and cultural clients with complex capital projects. Closest direct peer to Seneca's owner-advisory model and service portfolio.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/seneca-group

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Seneca Group