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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 Signal Technology Foundation Scott Nonnenberg

Scott Nonnenberg

Highest compensated employee

Software Developer at Signal Technology Foundation

Fiscal year ended December 31, 2021. Published on January 25, 2026.

$769,025
2021

Total compensation

Scott Nonnenberg has been listed as an employee of Signal Technology Foundation in Form 990 filings since fiscal year 2018. Total compensation for Scott Nonnenberg has increased by 402.3% from 2018 to 2021.

Annual compensation details

$769,025
+32.9%
Software Developer
2021
$743k org
40 hrs/wk
$27k other
--
$578,530
+5.2%
Software Developer
2020
$553k org
40 hrs/wk
$27k other
--

Total compensation by year

Compare the compensation of Scott Nonnenberg to:

2021

Other employees at Signal Technology Foundation

Charles Chen
Software Developer
$802,032
$775,305 from orgNo related comp$26,727 other
Riya Abraham
Support Manager
$718,429
$690,355 from orgNo related comp$28,074 other
Jim O'Leary
Vice President, Engineering
$629,712
$597,882 from orgNo related comp$31,830 other
Moxie Marlinspike
Director/Ceo of Signal Messenger
$620,736
$620,736 from orgNo related compNo other comp
Ehren Kret
Chief Technology Officer
$607,771
$599,944 from orgNo related comp$7,827 other
Aruna Harder
Chief Operating Officer
$414,188
$394,688 from orgNo related comp$19,500 other
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Revisions to this profile

January 25, 2026:
2021 Signal Technology Foundation 990 published
January 24, 2026:
2020 Signal Technology Foundation 990 published
January 24, 2026:
2019 Signal Technology Foundation 990 published

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