Compensation 990
OrganizationsEmployeesBoard MembersGrantsContractorsTop RankingsPricing

Stay updated on 990 organization compensation

© 2026 Civic Register LLC

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.

About•Report a discrepancy•Your privacy choices
Employees Washington International School Clayton Lewis

Clayton Lewis

Officer

HEAD of School (Until 7-2018) at Washington International School

Fiscal year ended June 30, 2019. Published on January 24, 2026.

$343,957
2019

Total compensation

Clayton Lewis has been listed as an employee of Washington International School in Form 990 filings since at least fiscal year 2016. Total compensation for Clayton Lewis has decreased by 27.7% from 2016 to 2019.

Annual compensation details

$343,957
-31.8%
HEAD of School (Until 7-2018)
2019
$317k org
40 hrs/wk
$28k other
--
$504,668
-0.8%
Head of School
2018
$452k org
40 hrs/wk
$54k other
--

Total compensation by year

Compare the compensation of Clayton Lewis to:

2019

Other employees at Washington International School

Suzanna Jemsby
Head of School
$312,565
$301,401 from orgNo related comp$11,164 other
Natasha Bhalla
Associate HEAD
$229,590
$206,242 from orgNo related comp$23,348 other
David Markus
Upper School Principal
$194,348
$158,938 from orgNo related comp$35,410 other
Bethany Neumann
Chief Financial Officer and Treasurer
$175,535
$158,054 from orgNo related comp$17,481 other
Dale Temple
Director of Facilities and Operations
$166,200
$132,708 from orgNo related comp$33,492 other
Mary Moore
Director of ADM and Financial AID
$162,096
$135,016 from orgNo related comp$27,080 other
James Reese
Director of PROF Develop. Collaborative
$161,457
$150,846 from orgNo related comp$10,611 other
Randolph Althaus
Middle School Principal
$142,698
$133,370 from orgNo related comp$9,328 other
Loading rankings…
Loading related profiles…

Revisions to this profile

January 24, 2026:
2019 Washington International School 990 published
January 24, 2026:
2018 Washington International School 990 published
January 24, 2026:
2017 Washington International School 990 published

Get an email update when compensation for Clayton Lewis is updated

Related Jobs

View more jobs
Powered by Talroo
Report a discrepancy →
$508,661
+6.9%
Head of School
2017
$457k org
40 hrs/wk
$53k other
--
$475,874
Head of School
2016
$423k org
40 hrs/wk
$54k other
--

Other people named Clayton Lewis

2019
Employee
Clayton Lewis
Andrea a and Melinda M Disessa Family Foundation Inc.
$0
Board Member
Clayton Lewis
Raising The Floor US Inc
$0
Board Member
Clayton Lewis
Tregaron Conservancy
$0
Board Member
Clayton Lewis
Jackson Economic Development Corporation
$0
Employee
Clayton Lewis
Rdm Foundation
$0
Board Member
Clayton Lewis
Texas Pest Management Association
$0