Ambiguous identityThis 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
2
Roles reported
2
Others who share this name
4
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.
Facts extracted directly from each organization's Form 990, Part VII.
Biography Web-sourced
William Caswell served as Senior Vice President and Chief Operating Officer of Kaiser Foundation Health Plan and Hospitals, overseeing operations for 4.5 million members and 25,000 employees in Southern California. He is a senior healthcare executive with extensive experience in integrated delivery systems.
Compiled from public web sources (4 cited), grounded to the filed record.
Track record
Career & tenure
Real tenure, career, and education — from public web sources, what you need to vet a founder or leader beyond the filing window.
Education
1974-1977) · Stanford University (B.A. in Economics and Biology1974
Affiliations
Organizations
Linked as the same person by IRS Schedule R, a shared officer mailing address, or shared fellow board members.
Los Angeles Area Chamber of CommerceDirector · $6.1M revenue · Los Angeles, CACHAMBER'S VISION: A THRIVING REGION FOR ALLFiled FY2021, FY2020 · Source: Form 990, Part VII
Los Angeles Area Chamber of Commerce FoundationDirector · $188K revenue · Los Angeles, CATO STRENGTHEN THE LOS ANGELES WORKFORCE BY INCREASING ACCESS TO COLLEGE AND POST-SECONDARY TRAINING, JOB SKILLS, AND EMPLOYMENT.Filed FY2021, FY2020 · Source: Form 990, Part VII
Disambiguation
Other people named William Caswell
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.
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William Caswell2 organizations · Oakland, CAKaiser Foundation Hospitals
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William Caswell1 organization · Middleboro, MANational Association of Letter Carriers of the US of America
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William Caswell1 organization · York, PANational Society for the Preservation of Covered Bridges
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William Caswell1 organization · Waldorf, MDWaldorf Volunteer Fire Department INC
Network
Serves alongside
Other officers, directors & key employees at this person's organizations, by latest reported compensation.
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
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the organization.