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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 Allen-Stevenson School Duncan Lyon

Duncan Lyon

OfficerTrustee/director

Head of School at Allen-Stevenson School

Fiscal year ended June 30, 2023. Published on January 25, 2026.

$447,406
2023

Total compensation

Duncan Lyon has been listed as an employee of Allen-Stevenson School in Form 990 filings since fiscal year 2023.

Annual compensation details

$447,406
Head of School
2023
$330k org
50 hrs/wk
$118k other
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Total compensation by year

Compare the compensation of Duncan Lyon to:

2023

Other employees at Allen-Stevenson School

David R Trower
Former Head of School
$644,993
$544,318 from orgNo related comp$100,675 other
Hydee Bressler Bassel
Chief Financial and Operating Officer
$429,852
$349,874 from orgNo related comp$79,978 other
Stephen M Warner
HEAD of Lower Division
$301,250
$242,674 from orgNo related comp$58,576 other
Katherine Duckworth-Schachter
Development Director
$281,238
$208,567 from orgNo related comp$72,671 other
Winifred Barnes
Director, Organizational Initiatives
$270,781
$229,822 from orgNo related comp$40,959 other
Richard Alifano
Director, Athletics/Pe Education
$254,023
$209,558 from orgNo related comp$44,465 other
Andrew C Zevon
Technology Director
$254,000
$229,953 from orgNo related comp$24,047 other
William L Dransfield
Director of Auxilliary Programs
$229,759
$161,763 from orgNo related comp$67,996 other
Greg Knespler
Facilities Manager
$229,072
$211,832 from orgNo related comp$17,240 other
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Revisions to this profile

January 25, 2026:
2023 Allen-Stevenson School 990 published

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