Person · officer / director

Charles Aiken

Secretary · The Proton Therapy Center LLC

Secretary at The Proton Therapy Center LLC. Listed as an officer, director, or key employee across 4 organizations on the Form 990 record.

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

Roles reported

Others who share this name

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

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Reported as Secretary of The Proton Therapy Center LLC, based in Knoxville, TN.

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Also listed as Secretary of Pcpt Lenexa LLC, uncompensated.

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Also listed as Secretary of Mtpc LLC, 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.

Mtpc LLC Secretary · Knoxville, TNTHE PURPOSE OF THE ORGANIZATION WAS THE OPERATION OF A PROTON THERAPY TREATMENT CENTER FOR THE TREATMENT OF CANCER AND THE RELIEF OF SUFFERING FOR…Filed FY2023, FY2022, FY2021, FY2020 · Source: Form 990, Part VII

East Tennessee Radiation Therapy Services LLC Secretary · Knoxville, TNTHE ORGANIZATION PROVIDES COMPREHENSIVE CANCER CARE THROUGH INNOVATIVE CANCER TREATMENTS, PATIENT FOCUSED CARE, AND MOST OF ALL, HOPE FOR A BETTER…Filed FY2022, FY2021, FY2020 · Source: Form 990, Part VII

The Proton Therapy Center LLC Secretary · $22.8M revenue · Knoxville, TNTHE ORGANIZATION OPERATED A PROTON THERAPY CANCER TREATMENT CENTER IN KNOXVILLE, TENNESSEE, AND SERVICES A MULTI-STATE AREA IN THE SOUTHEASTERN…Filed FY2020 · Source: Form 990, Part VII

Pcpt Lenexa LLC Secretary · Knoxville, TNTO DEVELOP, OWN AND OPERATE A PROTON THERAPY CENTER IN LENEXA, KANSAS. THEREBY MAKING PROTON THERAPY MORE READILY AVAILABLE FOR INDIVIDUALS IN THE…Filed FY2020 · Source: Form 990, Part VII

Disambiguation

Other people named Charles Aiken

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.

Charles Aiken 1 organization · Columbia, SCColumbia Museum of Art

Charles Aiken 1 organization · Bloomington, INMonroe County Historical Society INC

Network

Serves alongside

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

Terry Douglass

Director/Chairman · FY2025

Scott Hamilton

Director · FY2025

James Blankemeyer

Director · FY2025

Mary Lou Dubois

Former President · FY2025

Robert Vincill

Treasurer · FY2022

Tracy Dobbs

Director · FY2025

Terry D Douglass

Board Member · FY2025

Tracy Dobbs MD

Board Member · FY2025

James Gray MD

Board Member · FY2025

Anne Swartz

Treasurer · FY2025

Jeffrey Patton

Director · FY2025

Robert Ratze

Director · FY2025

Network

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