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Person · officer / director

Katherine Olson

Treasurer · Sesdac INC

Treasurer at Sesdac INC. Listed as an officer, director, or key employee across 1 organization on the Form 990 record.

Ambiguous identity This name matches 5 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
5

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 Treasurer of Sesdac INC, based in Vermillion, SD.
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

Sesdac INC Treasurer · $6.0M revenue · Vermillion, SDTo enable the developmentally disabled to attain self- suffficiency in the community they live in, by providing case management, nursing, daytime…Filed FY2022, FY2021 · Source: Form 990, Part VII

Disambiguation

Other people named Katherine Olson

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 Olson 1 organization · Sioux Falls, SDProject C A R Call-A-Ride
K
Katherine Olson 1 organization · Mount Vernon, WAMeta Performing Arts
K
Katherine Olson 1 organization · Philadelphia, PAOlson Family Pooled Common Fund
K
Katherine Olson 1 organization · Glencoe, MNStevens Seminary Foundation C/O the Gavin Law Office
K
Katherine Olson 1 organization · Sedro Woolley, WASedro Woolley Alumni & Schools Foundation

Network

Serves alongside

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

M
Vice President · FY2024
I
President · FY2024
K
Treasurer · FY2024
S
Secretary · FY2024
C
Member · FY2024
D
Member · FY2024
A
Member · FY2024
M
Member · FY2024
C
Member · FY2024
J
Member · FY2024
R
Member · FY2024
V
Member · FY2024

Network

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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