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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 Callisto Ari Adair

Ari Adair

Snr Software Engnr at Callisto

Fiscal year ended December 31, 2020. Published on January 24, 2026.

$131,021
2020

Total compensation

Ari Adair has been listed as an employee of Callisto in Form 990 filings since fiscal year 2019. Total compensation for Ari Adair has increased by 14.5% from 2019 to 2020.

Annual compensation details

$131,021
+14.5%
Snr Software Engnr
2020
$124k org
40 hrs/wk
$8k other
--
$114,393
Snr Software Engnr
2019
$109k org
40 hrs/wk
$6k other
--

Total compensation by year

Compare the compensation of Ari Adair to:

2020

Other employees at Callisto

Tina Robilotto
Inter Ceo/Pres
$136,297
$129,624 from orgNo related comp$6,673 other
Kristin Ward
Head of Strategy
$136,240
$136,240 from orgNo related compNo other comp
Ellie Dehghan
Head of Legal
$132,428
$132,428 from orgNo related compNo other comp
Antonia Franco
President and Chief Executive Officer
$51,611
$49,605 from orgNo related comp$2,006 other
Jessica H Ladd
President and Chief Executive Officer
$38,889
$37,324 from orgNo related comp$1,565 other
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Revisions to this profile

January 24, 2026:
2020 Callisto 990 published
January 24, 2026:
2019 Callisto 990 published

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