John Costello

Fiscal year ended May 31, 2025. Published on January 25, 2026.

2025

Total compensation

John Costello has been listed as an employee of San Antonio Mastersingers in Form 990 filings since fiscal year 2022.

Annual compensation details

Vice Chair

2025

Vice Chair

2024

Vice Chair

2023

Vice Chair

2022

2025

Other employees at San Antonio Mastersingers

Loading rankings…

Other people named John Costello

2025

Employee

John J Costello

California Interscholastic Federation Southern Section

$124,216

Employee

John Costello

Chess Club and Scholastic Center of St Louis

$121,145

Employee

John Costello

Alamo Public Telecommunications Council Doing Business AS Klrn

$78,887

Board Member

John R Costello

Independent Insurance Agents and Brokers of America

$32,863

Board Member

John R Costello

Independent Insurance Agents and Brokers of America

$32,863

Employee

John Costello

Iiaa Educational Foundation

$32,276

Loading related profiles…

Revisions to this profile

January 25, 2026:

2025 San Antonio Mastersingers 990 published

January 25, 2026:

2024 San Antonio Mastersingers 990 published

January 25, 2026:

2023 San Antonio Mastersingers 990 published

Get an email update when compensation for John Costello is updated

Related Jobs

View more jobs

Report a discrepancy →