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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 Incorporated Research Institutions for Seismology Timothy Ahern

Timothy Ahern

Highest compensated employee

Director of DATA Services, Emeritus at Incorporated Research Institutions for Seismology

Fiscal year ended June 30, 2020. Published on January 24, 2026.

$233,517
2020

Total compensation

Timothy Ahern has been listed as an employee of Incorporated Research Institutions for Seismology in Form 990 filings since fiscal year 2017. Total compensation for Timothy Ahern has decreased by 11.5% from 2017 to 2020.

Annual compensation details

$233,517
-16.6%
Director of DATA Services, Emeritus
2020
$207k org
40 hrs/wk
$27k other
--
$279,859
+1.4%
Director of DATA Services
2019
$235k org
40 hrs/wk
$46k other
--

Total compensation by year

Compare the compensation of Timothy Ahern to:

2020

Other employees at Incorporated Research Institutions for Seismology

Robert Detrick
President
$320,089
$284,546 from orgNo related comp$35,543 other
Robert Woodward
Director of Instrumentation Ervices
$272,278
$221,726 from orgNo related comp$50,552 other
Robert Busby
TA Manager
$218,309
$184,796 from orgNo related comp$33,513 other
Candy Shin
Chief Financial Officer and Treasurer
$206,135
$178,800 from orgNo related comp$27,335 other
John Taber
Director of Education and Public Outreach
$198,012
$160,452 from orgNo related comp$37,560 other
Kent Anderson
Portable Program Manager
$196,726
$162,366 from orgNo related comp$34,360 other
Jerry Carter
Director of DATA Services
$195,485
$173,536 from orgNo related comp$21,949 other
Katrin Hafner
GSN Program Manager
$175,424
$151,845 from orgNo related comp$23,579 other
Richard Benson
Deputy Director, DMC Operations
$174,901
$135,145 from orgNo related comp$39,756 other
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Revisions to this profile

January 24, 2026:
2020 Incorporated Research Institutions for Seismology 990 published
January 24, 2026:
2019 Incorporated Research Institutions for Seismology 990 published
January 24, 2026:
2018 Incorporated Research Institutions for Seismology 990 published

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2020
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$0