The California State Capitol

Form 990-PFTax year 2025EIN 85-3599992

Terraphase Engineering and Science Scholarship Foundation

A private foundation in Oakland, CA. Its return for tax year 2025 lists 5 grants and $50,000 paid in grants.

Tax year 2025 (period ending Dec 31, 2025), read from the IRS e-file on Nov 11, 2026. Returns reach the IRS 5 to 18 months after the year they describe.

How to apply

Accepts applications

The return gives an application contact and rules, as below.

Contact
Bill Carson
1300 Clay Street Suite 1000
Oakland, CA 94612
(510) 645-1850
Form and materials
Applications submitted online at https://www.terraphasescholarship.org/
Deadlines
April 30
Restrictions
Scholarships will be given to high school students in urban communities and who had an interest in and intend to study and major in engineering and/or environmental sciences at a four-year college or university.

Assets and giving by year

1 return on file

Tax year 2025 is the only return we have read for this foundation so far.

  • Tax year 2025

    $50,000

    Grants listed
    5
    Assets, end of year
    $255,337

Grants paid in 2025

5 grants, largest first

As listed on the return. Grants to individuals show as “Individual”, with purpose and amount only.

  1. Individual

    Scholarship

    $10,000
  2. Individual

    Scholarship

    $10,000
  3. Individual

    Scholarship

    $10,000
  4. Individual

    Scholarship

    $10,000
  5. Individual

    Scholarship

    $10,000

Officers, directors and trustees

5 people as filed

As filed on the return, with average hours per week and pay from the foundation.

  • Bill CarsonTREASURER/SECRETARY/BOARD MEMBER Hours 0.5Pay $0
  • Hank GalindoBOARD MEMBER Hours 0.5Pay $0
  • Chris VociBOARD MEMBER Hours 0.5Pay $0
  • Martin HelmkeBOARD MEMBER Hours 0.5Pay $0
  • Matthew BordenBOARD MEMBER Hours 0.5Pay $0

The return

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