Insights

Geographic Expansion Psomas is expanding into the Midwest with a new office in Glen Ellyn, Illinois (Nov 2025), signaling opportunities to offer transportation, water, and land development services to Midwest public agencies and municipalities seeking established engineering support.

Sustainability Focus Sustainability is deeply embedded in Psomas culture and project delivery, presenting a strong differentiator for pursuing green infrastructure, environmental due diligence, and resilience projects across transportation, water, and energy markets.

Integrated Services As a full-service consulting firm with capabilities in transportation, water, facilities, land development, energy, and federal markets, Psomas can be positioned for multi-discipline projects and owner-advocate procurements requiring seamless integration.

Regional Presence Established offices in California, Washington, Arizona, and Utah, plus recent Midwest expansion, create cross-regional opportunities for large-scale projects that leverage existing personnel, survey and geospatial, and environmental capabilities.

Strategic Talent Growth Key hires in 2023–2025 in senior project management, fisheries biology, and executive leadership indicate a focus on expanding transportation, environmental, and strategic pursuits, suggesting upsell opportunities to clients needing broadened service scope.

Similar companies to Psomas

Psomas Tech Stack

Psomas uses 8 technology products and services including WordPress, SendGrid, Procore, and more. Explore Psomas's tech stack below.

Media & News

Psomas's Email Address Formats

Psomas uses at least 4 email formats:
Psomas Email FormatsExamplePercentage
First.Last@psomas.comJohn.Doe@psomas.com
64%
FLast@psomas.comJDoe@psomas.com
33%
FirstLast@psomas.comJohnDoe@psomas.com
2%
Last@psomas.comDoe@psomas.com
1%

Frequently Asked Questions

What is Psomas's phone number?

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You can contact Psomas's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Psomas's official website and social media links?

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Psomas's official website is psomas.com and has social profiles on LinkedIn.

How much revenue does Psomas generate?

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As of October 2026, Psomas's annual revenue is estimated to be $250M - $500M.

What is Psomas's NAICS code?

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Psomas's NAICS code is 237 - Heavy and Civil Engineering Construction.

How many employees does Psomas have currently?

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As of October 2026, Psomas has approximately 818 employees across 3 continents, including North America, Asia and Europe. Key team members include Chief Executive Officer: D. S., Chief Operations Officer: J. F. and Chief Financial Officer: N. T. Explore Psomas's employee directory with LeadIQ.

What industry does Psomas belong to?

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Psomas operates in the Civil Engineering industry.

What technology does Psomas use?

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Psomas's tech stack includes WordPress, SendGrid, Procore, Microsoft Entra ID, Sentry, Microsoft Azure, ArcGIS and DigitalOcean Web Hosting.

What is Psomas's email format?

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Psomas's email format typically follows the pattern of First.Last@psomas.com. Find more Psomas email formats with LeadIQ.

When was Psomas founded?

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Psomas was founded in 1946.
Psomas logo

Psomas

Civil EngineeringCalifornia, United States501-1000 Employees

Psomas is a civil engineering and consulting firm based in Los Angeles, California, founded in 1946. It operates as a full‑service firm serving clients in transportation, water, facilities, land development, energy, and federal markets. The company maintains offices across California, Washington, Arizona, and Utah, and has expanded into Illinois with a Midwest office in Glen Ellyn. Sustainability is a core element of its work and culture, guiding project design, staff training, and professional activities, with a focus on balancing the natural and built environment. The firm employs between 501 and 1,000 people and maintains information about its offerings on its website at psomas.com.

Section iconCompany Overview

Phone number
Website
psomas.com
NAICS Code
237 - Heavy and Civil Engineering Construction
Founded
1946
Employees
501-1000

Section iconFunding & Financials

  • $250M - $500M

    Psomas's revenue is estimated to be in the range of $250M - $500M

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