Insights

Growth momentum Salas O’Brien is a rapidly expanding, employee-owned engineering and technical services firm with a track record of growth recognition (Inc. 5000) and recent strategic acquisitions and mergers, suggesting opportunities to discuss scalable services, integration capabilities, and cross-selling across larger project portfolios.

Strategic partnerships Recent collaborations and formal partnerships with Siemens Digital Industries Solutions and involvement in the Siemens Smart Infrastructure Alliance indicate a strong footing in industrial automation and digital solutions, signaling sales opportunities around BIM-enabled design, controls, and lifecycle digital twin implementations.

Public/government focus Acquisition of TechSource, a government contractor for the Department of Energy, points to existing government sector capabilities and potential for expanded EPC and compliance-driven engineering services, including security, maintenance, and systems integration for DOE and related agencies.

Award-winning credibility Recognition for design excellence in structural and CFS framing, as well as industry rankings from ENR and Consulting-Specifying Engineer, enhances credibility for pursuing large-scale, high-profile projects with municipal and institutional clients seeking trusted engineering partners.

Integrated delivery Recent alliances with architectural firms and multidisciplinary teams, plus a broad tech stack and cloud-based infrastructure, support cross-disciplinary, integrated project delivery opportunities across design, engineering, and construction services for complex built-environment projects.

Salas O'Brien Tech Stack

Salas O'Brien uses 8 technology products and services including Google Analytics 4, WP Rocket, Amazon Web Services, and more. Explore Salas O'Brien's tech stack below.

  • Google Analytics 4
    Analytics
  • WP Rocket
    Caching
  • Amazon Web Services
    Cloud Hosting
  • oEmbed
    Dev Tools
  • Siemens
    IT
  • Cisco Application Centric Infrastructure
    Network Management
  • Windows Server
    Operating Systems
  • C#
    Programming Languages

Media & News

Salas O'Brien's Email Address Formats

Salas O'Brien uses at least 1 format(s):
Salas O'Brien Email FormatsExamplePercentage
First.Last@salasobrien.comJohn.Doe@salasobrien.com
96%
First@salasobrien.comJohn@salasobrien.com
2%
First.Middle@salasobrien.comJohn.Michael@salasobrien.com
2%

Frequently Asked Questions

What is Salas O'Brien's phone number?

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You can contact Salas O'Brien'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 Salas O'Brien's official website and social media links?

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Salas O'Brien's official website is salasobrien.com and has social profiles on LinkedIn.

What is Salas O'Brien's SIC code NAICS code?

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Salas O'Brien's SIC code is 8711 - Engineering Services NAICS code is 5413 - Architectural, Engineering, and Related Services.

How many employees does Salas O'Brien have currently?

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As of July 2026, Salas O'Brien has approximately 2.3K employees across 5 continents, including North AmericaAsiaEurope. Key team members include Chief Executive Officer: T. O.Vice President - Principal: M. F.Vice President - Senior Civil Engineer: C. G.. Explore Salas O'Brien's employee directory with LeadIQ.

What industry does Salas O'Brien belong to?

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Salas O'Brien operates in the Engineering Services industry.

What technology does Salas O'Brien use?

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Salas O'Brien's tech stack includes Google Analytics 4WP RocketAmazon Web ServicesoEmbedSiemensCisco Application Centric InfrastructureWindows ServerC#.

What is Salas O'Brien's email format?

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Salas O'Brien's email format typically follows the pattern of First.Last@salasobrien.com. Find more Salas O'Brien email formats with LeadIQ.
Salas O'Brien logo

Salas O'Brien

Engineering ServicesCalifornia, United States1001-5000 Employees

Salas O’Brien is an employee-owned engineering and technical services firm headquartered at 8825 Research Drive, Irvine, California 92618, United States. The company focuses on engineering services for the built environment and emphasizes advancing the human experience, with attention to sustainability and decarbonization. It employs between 1,001 and 5,000 people. Industry publications Engineering News-Record and Consulting-Specifying Engineer have recognized Salas O’Brien as a top firm, and the company has appeared on the Inc. 5000 list of North America’s fastest-growing private companies for more than a decade. The firm has pursued growth through acquisitions and partnerships, including the 2026 acquisition of TechSource and a Siemens collaboration, along with 2025 acquisitions of Lighting Design Alliance and BWK Engineering and a merger with M/E Engineering.

Section iconCompany Overview

Phone number
SIC Code
8711 - Engineering Services
NAICS Code
5413 - Architectural, Engineering, and Related Services
Employees
1001-5000

Section iconFunding & Financials

  • $1B$10B

    Salas O'Brien's revenue is estimated to be in the range of $1B$10B

Section iconFunding & Financials

  • $1B$10B

    Salas O'Brien's revenue is estimated to be in the range of $1B$10B

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