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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 New York Independent System Operator Inc. Aaron D Markham

Aaron D Markham

Officer

Vice President, Operations at New York Independent System Operator Inc.

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

$849,239
2024

Total compensation

Aaron D Markham has been listed as an employee of New York Independent System Operator Inc. in Form 990 filings since at least fiscal year 2016. Total compensation for Aaron D Markham has increased by 216.5% from 2016 to 2024.

Annual compensation details

$849,239
+27.5%
Vice President, Operations
2024
$512k org
52 hrs/wk
$338k other
--
$665,918
+38.7%
Vice President, Operations
2023
$484k org
51 hrs/wk
$183k other
--

Total compensation by year

Compare the compensation of Aaron D Markham to:

2024

Other employees at New York Independent System Operator Inc.

Richard J Dewey
President and Chief Executive Officer
$3,012,196
$1,922,532 from orgNo related comp$1,089,664 other
Emilie R N Chrapowitzky
Executive Vice President and Chief Operating Officer
$1,569,818
$997,651 from orgNo related comp$572,167 other
Robert Fernandez
Executive Vice President General Counsel and Chief Compliance Officer
$1,453,302
$913,784 from orgNo related comp$539,518 other
Douglas Chapman
Senior Vice President and Chief Information Officer
$1,189,241
$748,924 from orgNo related comp$440,317 other
Rana Mukerji
Senior Vice President, Market Structures
$1,125,090
$729,140 from orgNo related comp$395,950 other
Zachary G Smith
Senior Vice President, System and Resource Planning
$1,080,083
$670,716 from orgNo related comp$409,367 other
Kevin Lanahan
Vice President, External Affairs
$1,063,499
$682,139 from orgNo related comp$381,360 other
Cheryl L Hussey
Chief Financial Officer and Vice President
$1,017,242
$654,183 from orgNo related comp$363,059 other
Robert A Pike
Vice President Market Operations
$975,292
$603,943 from orgNo related comp$371,349 other
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Revisions to this profile

January 25, 2026:
2024 New York Independent System Operator Inc. 990 published
January 25, 2026:
2023 New York Independent System Operator Inc. 990 published
January 25, 2026:
2022 New York Independent System Operator Inc. 990 published

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2022
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$304k org
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$578,646
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$460k org
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$119k other
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$388,587
+26%
Director of GRID Operations
2019
$281k org
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$109k other
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$308,355
-2.3%
Director of GRID Operations
2018
$237k org
48 hrs/wk
$73k other
--
$315,515
+17.6%
Director of GRID Operations
2017
$217k org
48 hrs/wk
$100k other
--
$268,291
Director of GRID Operations
2016
$210k org
51 hrs/wk
$59k other
--

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