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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 Prospect Sierra School Abigail Guinn

Abigail Guinn

Key employee

Elementary School Division at Prospect Sierra School

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

$175,025
2023

Total compensation

Abigail Guinn has been listed as an employee of Prospect Sierra School in Form 990 filings since at least fiscal year 2016. Total compensation for Abigail Guinn has increased by 16.7% from 2016 to 2023.

Annual compensation details

$175,025
-1%
Elementary School Division
2023
$176k org
40 hrs/wk
$176,841
+13.8%
Elementary School Division
2022
$157k org
40 hrs/wk
$21k other
--
$155,426
-10.1%
Elementary School Division

Total compensation by year

Compare the compensation of Abigail Guinn to:

2023

Other employees at Prospect Sierra School

Nisa Frank
School HEAD
$309,649
$309,649 from orgNo related compNo other comp
Soo Zee Park
Chief Financial Officer
$219,823
$219,823 from orgNo related compNo other comp
Nathan Tanaka
Middle School Division HEA
$151,041
$151,041 from orgNo related compNo other comp
Elizabeth Clark
Development Director
$143,630
$143,630 from orgNo related compNo other comp
Renee Thompson
Admissions Director
$143,479
$143,479 from orgNo related compNo other comp
Mark Basnage
Director of Innovation and T
$111,712
$111,712 from orgNo related compNo other comp
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Revisions to this profile

January 25, 2026:
2023 Prospect Sierra School 990 published
January 25, 2026:
2022 Prospect Sierra School 990 published
January 25, 2026:
2021 Prospect Sierra School 990 published

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2021
$156k org
40 hrs/wk
$172,869
+4.2%
Elementary School Division
2020
$153k org
40 hrs/wk
$21k other
--
$165,854
+8.7%
Elementary School Division
2019
$145k org
40 hrs/wk
$22k other
--
$152,511
Elementary School Division
2018
$136k org
40 hrs/wk
$18k other
--
$150,001
Elementary School Division
2016
$127k org
40 hrs/wk
$24k other
--

Other people named Abigail Guinn

2023
Board Member
Abigail E Guinn
Womens Daytime Drop-In Center
$0