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Person · officer / director

Mark Heising

Chair of the Board & President · Hsaf

Chair of the Board & President at Hsaf. Listed as an officer, director, or key employee across 2 organizations on the Form 990 record.

This is me
Ambiguous identity This name matches 2 other individuals we could not verify as the same person. Each is kept as a separate record below — treat them as distinct people unless an explicit match is confirmed.
Organizations
2
Roles reported
2
Others who share this name
2

Who this is

Profile

The filed facts are verified from the IRS filings. The biography is compiled from public web sources and grounded to that filed record.

✓ Verified from filings
●
Reported as Chair of the Board & President of Hsaf, based in Los Altos, CA.
●
Also listed as Vice Chair of The Heising-Simons Action Fund, uncompensated.
Facts extracted directly from each organization's Form 990, Part VII.
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Affiliations

Organizations

Linked as the same person by IRS Schedule R, a shared officer mailing address, or shared fellow board members.

The Heising-Simons Action Fund Vice Chair · $14.7M revenue · San Francisco, CAPROMOTE ADVANCEMENTS IN EARLY EDUCATION, SCIENCE, CLIMATE AND HUMAN RIGHTS.Filed FY2024, FY2023, FY2022, FY2021, FY2020 · Source: Form 990, Part VII
H
Hsaf Chair of the Board & President · Los Altos, CAPROMOTE ADVANCEMENTS IN EARLY EDUCATION, SCIENCE, CLIMATE AND HUMAN RIGHTS.Filed FY2020 · Source: Form 990, Part VII

Disambiguation

Other people named Mark Heising

Different individuals who share this name, separated by IRS Schedule R, mailing address, and shared-board evidence. The 990 carries no person identifier, so some may still be the same person.

M
Mark Heising 1 organization · Princeton, NJInstitute for Advanced Study - Louis Bamberger & Mrs Felix Fuld Foundation
M
Mark Heising 1 organization · New York, NYNick Simons Foundation International

Network

Serves alongside

Other officers, directors & key employees at this person's organizations, by latest reported compensation.

A
Program Director · FY2024
$96K
D
Program Director · FY2020
$29K
B
Program Director · FY2024
$23K
S
President & CEO (thru 7/24/24) · FY2024
$23K
J
Sec (thru 7/8/24), Interim CEO/Pres · FY2024
$22K
R
Program Director · FY2023
$15K
J
Treasurer (thru 7/13/23) · FY2023
$13K
K
Chief Financial Officer/Treasurer · FY2024
$12K
J
Treasurer (thru 1/7/24), Finance Dir · FY2024
$12K
J
Director, Finance · FY2021
$10K
B
Communications Director · FY2024
$8K
C
Special Initiatives · FY2024
$7K

Network

Recommendations

Written by other verified members of the network — visible once you're a verified person yourself.

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Public data from IRS Form 990 e-file & the Business Master File. Individuals appear here because they were named as an officer, director, or key employee on a nonprofit's Form 990; people are grouped by name plus corroborating evidence (Schedule R, shared address, shared board members). · philanthropy.org