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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 American Chemical Society Manuel Guzman

Manuel Guzman

Key employee

President, CAS at American Chemical Society

Fiscal year ended December 31, 2024. Published on January 25, 2026.

$1,443,386
2024

Total compensation

Manuel Guzman has been listed as an employee of American Chemical Society in Form 990 filings since at least fiscal year 2016. Total compensation for Manuel Guzman has increased by 37.3% from 2016 to 2024.

Annual compensation details

$1,443,386
+11.1%
President, CAS
2024
$1.4M org
40 hrs/wk
$61k other
--
$1,299,273
-31.5%
President, CAS
2023
$1.2M org
40 hrs/wk
$57k other
--

Total compensation by year

Compare the compensation of Manuel Guzman to:

2024

Other employees at American Chemical Society

Albert Horvath
Chief Executive Officer
$1,113,221
$1,051,881 from orgNo related comp$61,340 other
James Milne
President, ACS PUBS
$740,275
$0 from org$692,860 from related$47,415 other
Bollampalli Rao
CTO Vice President INFO TECH, CAS
$714,301
$658,549 from orgNo related comp$55,752 other
Michael Dennis
Vice President, Legal, PMO and Innvtn, CAS
$657,729
$588,679 from orgNo related comp$69,050 other
Craig Stephens
Senior Vice President Sales and Marketing, CAS
$650,731
$591,551 from orgNo related comp$59,180 other
Eric R Kimball
Vice President Finance, CAS
$649,448
$601,392 from orgNo related comp$48,056 other
Timothy Wahlberg
Vice President Product Management
$637,954
$574,655 from orgNo related comp$63,299 other
Latrease Garrison
Chief Operating Officer
$602,900
$526,754 from orgNo related comp$76,146 other
Emily B Kunchala
Chief Financial Officer and Treasurer
$592,957
$522,123 from orgNo related comp$70,834 other
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Revisions to this profile

January 25, 2026:
2024 American Chemical Society 990 published
January 25, 2026:
2023 American Chemical Society 990 published
January 25, 2026:
2022 American Chemical Society 990 published

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$1,897,320
+51.7%
President, CAS
2022
$1.8M org
40 hrs/wk
$65k other
--
$1,250,370
+3.5%
President, CAS
2021
$1.2M org
40 hrs/wk
$64k other
--
$1,208,104
+4.6%
President, CAS
2020
$1.1M org
40 hrs/wk
$63k other
--
$1,155,097
+3.7%
President, CAS
2019
$1.1M org
40 hrs/wk
$59k other
--
$1,114,134
+1.2%
President, CAS
2018
$1.1M org
40 hrs/wk
$56k other
--
$1,101,290
+4.8%
President, CAS
2017
$1M org
40 hrs/wk
$54k other
--
$1,051,047
President, CAS
2016
$1,000k org
40 hrs/wk
$52k other
--

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2024
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$0
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$0
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$0
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$0