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SEI Employee Directory

Environmental ServicesCalifornia, United States51-200 Employees

SEI has about 154 employees across 2 continents, most of them in North America. By country, the largest groups are United States Of America (94%) and Brazil (4%). Education and Program & Project Management make up over half of the profiles with a known department. SEI's workforce spans 13 departments.

Find SEI employees' phone numbers or email addresses

SEI Global Highlights

Location
Employees

North America
140

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  • United States Of America
    140

South America
7

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  • Brazil
    6
  • Argentina
    1

Africa
1

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  • Côte D'ivoire
    1

Europe
1

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  • Ireland
    1

North America accounts for 94% of SEI's workforce, followed by South America (5%).

SEI's Leadership

  • Chief Operating Officer at SEI
    S. M.
    Chief Operating Officer
    Mobile Phone
  • President at SEI
    B. M.
    President
    Mobile Phone
  • Cooperative Worker Owner at SEI
    J. H.
    Cooperative Worker Owner
    Mobile Phone
  • Sr. Director, People Experience at SEI
    J. N.
    Sr. Director, People Experience
    Mobile Phone
  • Executive Director at SEI
    K. D.
    Executive Director
    Mobile Phone
  • Operations Supervisor at SEI
    R. E. B. H.
    Operations Supervisor
    Mobile Phone
  • Deputy Director at SEI
    E. B.
    Deputy Director
    Mobile Phone
  • Legal Services Manager at SEI
    J. C.
    Legal Services Manager
    Mobile Phone

SEI Employee Metrics

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

Education is the largest department at 59% of profiles with a known department, followed by Program & Project Management (15%) and Administrative (8%).

Contact profiles from SEI

Name
Title
Contact
Location
Last Update
  • Chief Operating Officer at SEI
    S. M.
    Chief Operating Officer
    Mobile Phone
    Sep 23, 2026
  • President at SEI
    B. M.
    President
    Mobile Phone
    Oct 16, 2024
  • Cooperative Worker Owner at SEI
    J. H.
    Cooperative Worker Owner
    Mobile Phone
    Oct 23, 2024
  • Sr. Director, People Experience at SEI
    J. N.
    Sr. Director, People Experience
    Mobile Phone
    Bay
    Sep 23, 2026
  • Executive Director at SEI
    K. D.
    Executive Director
    Mobile Phone
    Oct 16, 2024
  • Operations Supervisor at SEI
    R. E. B. H.
    Operations Supervisor
    Mobile Phone
    Ireland
    Oct 03, 2026
  • Deputy Director at SEI
    E. B.
    Deputy Director
    Mobile Phone
    Oct 17, 2024
  • Legal Services Manager at SEI
    J. C.
    Legal Services Manager
    Mobile Phone
    Oct 24, 2026
  • Team Leader, Technical Services At Sei Investments at SEI
    C. S.
    Team Leader, Technical Services At Sei Investments
    Mobile Phone
    Sep 13, 2026
  • Project Coordinator - Climate Corps at SEI
    A. O.
    Project Coordinator - Climate Corps
    Mobile Phone
    Oct 28, 2025

Frequently Asked Questions

What are the largest departments at SEI?

Minus sign iconPlus sign iconEducation is the largest department at 59% of profiles with a known department, followed by Program & Project Management (15%) and Administrative (8%). SEI's workforce spans 13 departments.

Where are SEI's employees located?

Minus sign iconPlus sign iconSEI has about 154 employees across 2 continents, most of them in North America. North America accounts for 94% of SEI's workforce, followed by South America (5%). By country, the largest groups are United States Of America (94%) and Brazil (4%).

How many employees does SEI have currently?

Minus sign iconPlus sign iconSEI has approximately 154 employees as of October 2026. These team members are located across 4 continents, including North America, South America and Africa.

Who are SEI's key employees and leadership?

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As of October 2026, SEI's key employees include:

  • Chief Operating Officer: S. M.
  • President: B. M.
  • Cooperative Worker Owner: J. H.
  • Sr. Director, People Experience: J. N.
  • Executive Director: K. D.

Looking for contact data? Unlock accurate emails and phone numbers for your ideal prospects with LeadIQ.

What is SEI's most common email format?

Minus sign iconPlus sign iconSEI employees' email format typically follows the pattern of FirstLast@seiinc.org. Trying to find reliable and up-to-date employee contact data? Find more SEI email formats with LeadIQ.

What is SEI known for?

Minus sign iconPlus sign iconSEI was founded in 1997 and operates in the Environmental Services industry. You can contact SEI's main corporate office by phone at
+1-415-507-****
. Explore SEI's company overview page for more information.

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