O'Brien360 logo

O'Brien360 Employee Directory

Environmental ServicesWashington, United States11-50 Employees

O'Brien360 is an environmental services firm based in Seattle, Washington, offering consulting, certification, building performance, and commissioning to advance sustainability in buildings. The company operates as an independent third party, delivering analysis-driven, unbiased, and evidence-based work. It partners with clients to help both new and existing buildings achieve the highest possible level of sustainability.

By design, O'Brien360 emphasizes collaboration, listening, and integration into client teams to meet project needs. The firm also focuses on learning and adaptation, using project outcomes to continually improve. As a small-to-mid-sized player in the sustainable building arena, it seeks to build industry capacity by sharing knowledge, innovations, and best practices.

Find O'Brien360 employees' phone numbers or email addresses

O'Brien360 Global Highlights

Location
Employees

North America
34

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  • United States Of America
    34

O'Brien360's Leadership

  • President at O'Brien360
    E. O.
    President
  • President And Chief Financial Officer at O'Brien360
    S. O.
    President And Chief Financial Officer
  • Owner at O'Brien360
    P. W.
    Owner
  • Principal at O'Brien360
    J. B.
    Principal
  • Project Associate at O'Brien360
    B. M. B. C.
    Project Associate
  • Building Performance Analyst I at O'Brien360
    C. R.
    Building Performance Analyst I
  • Bookkeeper at O'Brien360
    L. R.
    Bookkeeper

O'Brien360 Employee Metrics

100%
50%
0%
2026
2025
  • Program & Project Management
  • Administrative
  • Other

Contact profiles from O'Brien360

Name
Title
Contact
Location
Last Update
  • President at O'Brien360
    E. O.
    President
    Oct 17, 2024
  • Owner at O'Brien360
    P. W.
    Owner
    Oct 22, 2024
  • President And Chief Financial Officer at O'Brien360
    S. O.
    President And Chief Financial Officer
    May 25, 2025
  • Principal at O'Brien360
    J. B.
    Principal
    Oct 17, 2024
  • Project Associate at O'Brien360
    B. M. B. C.
    Project Associate
    Oct 16, 2024
  • Building Performance Analyst I at O'Brien360
    C. R.
    Building Performance Analyst I
    Oct 22, 2024
  • Bookkeeper at O'Brien360
    L. R.
    Bookkeeper
    Oct 23, 2024

Frequently Asked Questions

What is O'Brien360 known for?

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O'Brien360 was founded in 1991 and operates in the Environmental Services industry. You can contact O'Brien360's main corporate office by phone at . Explore O'Brien360's company overview page for more information.

What is O'Brien360's most common email format?

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O'Brien360 employees' email format typically follows the pattern of First@obrien360.com. Trying to find reliable and up-to-date employee contact data? Find more O'Brien360 email formats with LeadIQ.

How many employees does O'Brien360 have currently?

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O'Brien360 has approximately 20 employees as of September 2026. These team members are located across 1 continents, including North America.

Who are O'Brien360's key employees and leadership?

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As of September 2026, O'Brien360's key employees include:

  • President: E. O.
  • President And Chief Financial Officer: S. O.
  • Owner: P. W.
  • Principal: J. B.
  • Project Associate: B. M. B. C.

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