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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 St Mark's School of Texas John Ashton

John Ashton

Key employee

Associate Headmaster at St Mark's School of Texas

Fiscal year ended June 30, 2024. Published on January 25, 2026.

$517,747
2024

Total compensation

John Ashton has been listed as an employee of St Mark's School of Texas in Form 990 filings since fiscal year 2018. Total compensation for John Ashton has increased by 48.7% from 2018 to 2024.

Annual compensation details

$517,747
+11%
Associate Headmaster
2024
$479k org
40 hrs/wk
$40k other
--
$466,296
+12.9%
Associate Headmaster
2023
$432k org
40 hrs/wk
$36k other
--

Total compensation by year

Compare the compensation of John Ashton to:

2024

Other employees at St Mark's School of Texas

David Dini
Headmaster
$1,028,245
$987,771 from orgNo related comp$40,474 other
Suzanne Townsend
Chief Financial Officer
$383,230
$346,369 from orgNo related comp$36,861 other
John S Jolly
ASST Headmaster for Exter
$337,145
$303,898 from orgNo related comp$33,247 other
Timothy Crouch
Development Director
$230,403
$198,579 from orgNo related comp$31,824 other
James E Windlinger Jr
Controller
$210,152
$185,572 from orgNo related comp$24,580 other
Dean Clayman
Head of Middle School
$206,211
$181,398 from orgNo related comp$24,813 other
Mark Webb
Director of Physical Plant
$205,652
$183,511 from orgNo related comp$22,141 other
Thomas Eckel
Chief Technology Officer
$196,397
$175,678 from orgNo related comp$20,719 other
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Revisions to this profile

January 25, 2026:
2024 St Mark's School of Texas 990 published
January 25, 2026:
2023 St Mark's School of Texas 990 published
January 25, 2026:
2022 St Mark's School of Texas 990 published

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2022
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Associate Headmaster
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$410,523
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Associate Headmaster
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Associate Headmaster
2019
$395k org
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$348,076
Associate Headmaster
2018
$319k org
40 hrs/wk
$30k other
--

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