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Person · officer / director

Katherine Williamson

Director · American Academy of Pediatrics California District

Director at American Academy of Pediatrics California District. Listed as an officer, director, or key employee across 1 organization on the Form 990 record.

Ambiguous identity This name matches 4 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
1
Roles reported
1
Others who share this name
4

Who this is

Profile

Everything on the left is verified from the IRS filings. The biography on the right is compiled from public web sources and grounded to that filed record.

✓ Verified from filings
Reported as Director of American Academy of Pediatrics California District, based in Sacramento, CA.
Facts extracted directly from each organization's Form 990, Part VII.
Biography In progress
We're building a sourced biography for every person — from filings, news, and public records, citing where each fact comes from. Person-name searches are our single largest source of demand, so this is what we're shipping next.

Affiliations

Organizations

A
American Academy of Pediatrics California District Director · $568K revenue · Sacramento, CAThe mission of the AAP-CA is to attain optimal physical, mental and social health and well-being for all infants, children, adolescents, and young…Filed FY2024, FY2023, FY2022 · Source: Form 990, Part VII

Disambiguation

Other people named Katherine Williamson

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.

K
Katherine Williamson 1 organization · Boyds, MDGreat and Small
K
Katherine Williamson 1 organization · Tryon, NCChildrens Theater Festival INC
K
Katherine Williamson 1 organization · Little Rock, ARThe Chamber Music Society of Little Rock INC
K
Katherine Williamson 1 organization · Wilmington, DEThe Mary Campbell Center INC

Network

Serves alongside

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

K
Exective Director(former) · FY2020
$123K
Y
Director · FY2024
E
Director · FY2024
S
Director · FY2024
E
Director · FY2024
N
Director · FY2024
L
Director · FY2024
R
Director · FY2024
C
Director · FY2024
S
Director · FY2024
E
Director · FY2024
N
Director · FY2024

Network

Recommendations

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Public Health Accreditation Board$24.5M revenue · Alexandria, VA
Parents as Teachers National Center INC$20.5M revenue · Saint Louis, MO

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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