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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 Calstart Inc. William van Amburg

William van Amburg

Key employee

Executive Vice President at Calstart Inc.

Fiscal year ended September 30, 2022. Published on January 25, 2026.

$317,763
2022

Total compensation

William van Amburg has been listed as an employee of Calstart Inc. in Form 990 filings since at least fiscal year 2016. Total compensation for William van Amburg has increased by 44.2% from 2016 to 2022.

Annual compensation details

$317,763
Executive Vice President
2022
$268k org
40 hrs/wk
$50k other
--
$281,534
+1%
Executive Vice President
2020
$240k org
40 hrs/wk
$42k other
--

Total compensation by year

Compare the compensation of William van Amburg to:

2022

Other employees at Calstart Inc.

John Boesel
President and Chief Executive Officer
$409,345
$360,750 from orgNo related comp$48,595 other
Piero Stillitano
Chief Financial Officer
$289,692
$247,319 from orgNo related comp$42,373 other
Fred R Silver
Midwest Regional Director
$228,126
$183,415 from orgNo related comp$44,711 other
Kevin Walkowicz
Senior Director Truck Initiative
$228,087
$179,822 from orgNo related comp$48,265 other
Jasna Tomic
Vice President
$226,335
$189,834 from orgNo related comp$36,501 other
Maureen Marshall
Director, Midwest Region
$224,250
$172,996 from orgNo related comp$51,254 other
Cristiano Facanha
Director, Global Drive to Zero
$195,727
$171,783 from orgNo related comp$23,944 other
Larree Carnes-King
Director, People Operations
$187,304
$159,505 from orgNo related comp$27,799 other
Benjamin Mandel
Director, North East Region
$174,156
$148,371 from orgNo related comp$25,785 other
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Revisions to this profile

January 25, 2026:
2022 Calstart Inc. 990 published
January 24, 2026:
2020 Calstart Inc. 990 published
January 24, 2026:
2019 Calstart Inc. 990 published

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