Treasurer at Detroit Historical Society. Listed as an officer, director, or key employee across 2 organizations on the Form 990 record.
Ambiguous identityThis 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
2
Roles reported
2
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.
Facts extracted directly from each organization's Form 990, Part VII.
Biography Web-sourced
Dr. Gregory G.
Nowak is a board-certified cardiologist with 38+ years of experience practicing at Rockford Health Physicians in Rockford, Illinois, specializing in cardiovascular disease and chronic congestive heart failure management.
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.
Tenure here
38+ years
Education
Medical school graduated 19871987
Affiliations
Organizations
Linked as the same person by IRS Schedule R, a shared officer mailing address, or shared fellow board members.
Detroit Historical SocietyTreasurer · $5.6M revenue · Detroit, MIThe Detroit Historical Society tells Detroit's stories and why they matter.Filed FY2024, FY2022, FY2021 · Source: Form 990, Part VII
Teamsters Credit UnionVice Chairperso · $642K revenue · Detroit, MIProvide financial services and products to members.Filed FY2021, FY2020 · Source: Form 990, Part VII
Disambiguation
Other people named Greg Nowak
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.
G
Greg Nowak1 organization · Rockford, ILRockford Health Physicians
G
Greg Nowak1 organization · Valley View, OHOhio Teamsters Strike Fund INC
G
Greg Nowak1 organization · St Charles, ILThe Members Retirement Plan
G
Greg Nowak1 organization · Novi, MIThe Economic Alliance for Michigan
G
Greg Nowak1 organization · Streetsboro, OH4571 Corporation of Streetsboro Ohio
Network
Serves alongside
Other officers, directors & key employees at this person's organizations, by latest reported compensation.
Executive & Artistic Director · The Carnegie Hall Corporation
$2.6M
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.