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Compensation 990 is an independent service that uses public IRS Form 990 filings as its source data. We clean and standardize this information, but the original filings may contain errors or omissions. Years on this site refer to the organization’s fiscal year end date on the filing.

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Employees SEIU Local 521 Catherine Balbas

Catherine Balbas

Highest compensated employee

Director at SEIU Local 521

Fiscal year ended December 31, 2017. Published on January 24, 2026.

$135,217
2017

Total compensation

Catherine Balbas has been listed as an employee of SEIU Local 521 in Form 990 filings since fiscal year 2017.

Annual compensation details

$135,217
Director
2017
$128k
40 hrs/wk
$9k
--

Total compensation by year

Compare the compensation of Catherine Balbas to:

2017

Other employees at SEIU Local 521

Robert Li
Director
$136,557
$127,200 No related comp$9,357
Riko Mendez
Chief Elected Officer
$132,949
$107,002 No related comp$25,947
Thomas Abshere
Director
$129,703
$105,451 No related comp$24,252
Ernest Harris
Director
$125,696
$100,138 No related comp$25,558
Donald Brown
Director
$116,723
$100,141 No related comp$16,582

Revisions to this profile

January 24, 2026:
2017 SEIU Local 521 990 published

Get an email update when compensation for Catherine Balbas is updated

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