Skip to main content

Nonprofit · EIN 14-1815612

NEW YORK INDEPENDENT SYSTEM OPERATOR INC

Also known as CHERYL HUSSEY

Tax-exempt · RENSSELAER, NY 12144

Financials

$230.4M$230.4M2023$255.3M$255.3M2024$274.8M$274.8M2025
Revenue Expenses · by fiscal year end
Financials of NEW YORK INDEPENDENT SYSTEM OPERATOR INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990$274,786,972$274,786,972$0$869,133,029$869,133,029$0
December 31, 2024990$255,290,133$255,290,133$0$1,009,740,034$1,009,740,034$0
December 31, 2023990$230,448,968$230,448,968$0$732,953,039$732,953,039$0
Financial details: 990 for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$0
Program service revenue
$267,997,449
Investment income
$6,789,523
Net gain from sales of assets
-$122,244
Other revenue
$0

Expenses

Grants and similar amounts paid
$10,000
Compensation of officers, directors and key employees
$21,633,475
Other salaries and wages
$88,289,153
Salaries, compensation and benefits (total)
$136,636,877
Professional fundraising fees
$0
Legal fees
$7,332,860
Accounting fees
$846,157
Occupancy
$5,270,234
Travel
$704,241
Depreciation
$23,188,174
Program services (functional)
$206,853,554
Management and general (functional)
$67,933,418

Balance sheet and other

Total assets, start of year
$1,009,740,034
Total assets, end of year
$869,133,029
Total liabilities, end of year
$869,133,029
Net assets, end of year
$0
Land, buildings and equipment
$74,511,187
Publicly traded securities
$5,368,697
Gross receipts
$274,909,216
Employees
741
Volunteers
0
Year formed
1997
State of legal domicile
NY

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990 for the year ended December 31, 2025, highest compensation first.

NameTitleHours / weekCompensationOther / benefits
RICHARD J DEWEYPRESIDENT & CHIEF EXECUTIVE OFFICER
Trustee or director, Officer
59$2,103,170$686,942
EMILIE R N CHRAPOWITZKYEXECUTIVE VICE PRESIDENT & CHIEF OPERATING OFFICER
Officer
50$1,114,833$344,575
ROBERT FERNANDEZEXECUTIVE VICE PRESIDENT, GENERAL COUNSEL & CHIEF COMPLIANCE OFFICER
Officer
46$965,245$321,400
DOUGLAS CHAPMANSENIOR VICE PRESIDENT, CHIEF INFORMATION OFFICER
Officer
49$827,830$256,880
ZACHARY G SMITHSENIOR VICE PRESIDENT, SYSTEM & RESOURCE PLANNING
Officer
52$774,374$260,298
KEVIN LANAHANVICE PRESIDENT, EXTERNAL AFFAIRS
Officer
48$740,021$237,886
CHERYL L HUSSEYVICE PRESIDENT, CHIEF FINANCIAL OFFICER
Officer
46$694,221$221,459
ROBERT A PIKEVICE PRESIDENT, MARKET OPERATIONS
Officer
52$669,391$242,814
AARON D MARKHAMVICE PRESIDENT, OPERATIONS
Officer
52$634,303$227,550
DENEEN BYRNEVICE PRESIDENT, HUMAN RESOURCES
Officer
49$596,278$189,483
RANA MUKERJIFORMER SENIOR VICE PRESIDENT, MARKET STRUCTURES
Former
0$811,842-$55,314
KAREN G GACHDEPUTY GENERAL COUNSEL
Highest-paid employee
46$550,011$180,662
SHAUN P JOHNSONVICE PRESIDENT, MARKET STRUCTURES
Officer
45$488,295$206,976
RYAN SMITHDIRECTOR OF IT SOFTWARE TECHNOLOGY
Key employee
43$407,032$140,684
RICARDO T GONZALESFORMER SENIOR VICE PRESIDENT OF OPERATIONS & CHIEF OPERATING OFFICER
Former
0$510,400$21,109
20 more people on this return
NameTitleHours / weekCompensationOther / benefits
YACHI LINDIRECTOR, SYSTEM PLANNING
Highest-paid employee
45$383,806$126,343
MATTHEW A ANGLINDIRECTOR OF ENTERPRISE SECURITY & CISO
Highest-paid employee
51$391,416$107,901
JON D SAWYERDIRECTOR OF OPERATIONS
Key employee
54$375,344$120,377
JULIANN MADERADIRECTOR OF INTERNAL AUDIT
Key employee
41$358,424$121,614
UDAYAN NAIRDIRECTOR, GRID TRANSITION
Highest-paid employee
45$342,971$119,313
KEVIN PYTELSENIOR MANAGER OF PRODUCT & PROJECT MANAGEMENT
Key employee
46$322,686$123,271
PATRICK KELLYCONTROLLER & ASSISTANT TREASURER
Highest-paid employee
45$355,209$89,166
DIANE L EGANCORP SECRETARY & SECRETARY TO BOARD
Officer
52$340,346$60,603
MICHAEL STAHLSENIOR MANAGER IT INFRASTRUCTURE & OPERATIONS
Key employee
45$300,585$75,980
JOSEPH P OATESCHAIR, BOARD OF DIRECTORS
Trustee or director
22$279,000$0
ERIC ADAMSMANAGER, FACILITIES
Key employee
42$216,342$51,899
MARK LYNCHDIRECTOR
Trustee or director
17$224,500$0
GIZMAN ABBASDIRECTOR
Trustee or director
12$220,500$0
SALLY TALBERGDIRECTOR
Trustee or director
18$220,500$0
DAVID HILLDIRECTOR
Trustee or director
14$219,000$0
MICHAEL A CROWEDIRECTOR
Trustee or director
12$208,479$0
TERESA MARRINANDIRECTOR
Trustee or director
14$205,000$0
DANIEL C HILLDIRECTOR
Trustee or director
18$129,875$0
STEVE DOYONDIRECTOR
Trustee or director
12$98,500$0
HEATHER RIVARDDIRECTOR
Trustee or director
12$73,875$0
990 for the year ended December 31, 2024: 36 people
NameTitleHours / weekCompensationOther / benefits
RICHARD J DEWEYPRESIDENT & CHIEF EXECUTIVE OFFICER
Trustee or director, Officer
59$1,922,532$1,089,664
EMILIE R N CHRAPOWITZKYEXECUTIVE VICE PRESIDENT & CHIEF OPERATING OFFICER
Officer
50$997,651$572,167
ROBERT FERNANDEZEXECUTIVE VICE PRESIDENT, GENERAL COUNSEL & CHIEF COMPLIANCE OFFICER
Officer
46$913,784$539,518
DOUGLAS CHAPMANSENIOR VICE PRESIDENT, CHIEF INFORMATION OFFICER
Officer
49$748,924$440,317
RANA MUKERJISENIOR VICE PRESIDENT, MARKET STRUCTURES
Officer
44$729,140$395,950
ZACHARY G SMITHSENIOR VICE PRESIDENT, SYSTEM & RESOURCE PLANNING
Officer
52$670,716$409,367
KEVIN LANAHANVICE PRESIDENT, EXTERNAL AFFAIRS
Officer
48$682,139$381,360
CHERYL L HUSSEYVICE PRESIDENT, CHIEF FINANCIAL OFFICER
Officer
46$654,183$363,059
ROBERT A PIKEVICE PRESIDENT, MARKET OPERATIONS
Officer
52$603,943$371,349
AARON D MARKHAMVICE PRESIDENT, OPERATIONS
Officer
52$511,247$337,992
KAREN G GACHDEPUTY GENERAL COUNSEL
Highest-paid employee
46$544,369$293,111
DENEEN BYRNEVICE PRESIDENT, HUMAN RESOURCES
Officer
49$495,397$302,365
SHAUN P JOHNSONVICE PRESIDENT, MARKET STRUCTURES
Officer
45$385,297$204,950
RYAN SMITHDIRECTOR OF IT SOFTWARE TECHNOLOGY
Key employee
43$382,070$200,205
RAYMOND W STALTERDIRECTOR, REGULATORY AFFAIRS
Highest-paid employee
48$395,926$174,669
MATTHEW A ANGLINDIRECTOR OF ENTERPRISE SECURITY & CISO
Highest-paid employee
51$371,198$178,552
RICARDO T GONZALESFORMER SENIOR VICE PRESIDENT OF OPERATIONS & CHIEF OPERATING OFFICER
Former
0$439,533$59,474
PATRICK KELLYCONTROLLER & ASSISTANT TREASURER
Highest-paid employee
45$334,950$150,838
JON D SAWYERDIRECTOR OF OPERATIONS
Key employee
54$309,342$175,658
DIANE L EGANCORP SECRETARY & SECRETARY TO BOARD
Officer
52$319,881$156,230
JULIANN MADERADIRECTOR OF INTERNAL AUDIT
Key employee
41$278,393$176,696
KEVIN PYTELSENIOR MANAGER OF PRODUCT & PROJECT MANAGEMENT
Former
46$315,498$123,843
ALEX M SCHNELLASSISTANT GENERAL COUNSEL
Highest-paid employee
43$332,466$64,620
MICHAEL STAHLSENIOR MANAGER IT INFRASTRUCTURE & OPERATIONS
Key employee
45$288,899$70,640
TODD P ROMANSKYMANAGER, IT OPERATIONS & SERVICE MGMT
Former
46$226,609$61,209
ERIC ADAMSMANAGER, FACILITIES
Key employee
42$211,425$49,160
DANIEL C HILLDIRECTOR
Trustee or director
18$248,451$0
JOSEPH P OATESCHAIR, BOARD OF DIRECTORS
Trustee or director
22$244,278$0
DAVID HILLDIRECTOR
Trustee or director
14$217,750$0
MARK LYNCHDIRECTOR
Trustee or director
17$208,229$0
GIZMAN ABBASDIRECTOR
Trustee or director
12$206,000$0
TERESA MARRINANDIRECTOR
Trustee or director
14$197,306$0
SALLY TALBERGDIRECTOR
Trustee or director
18$196,229$0
AVE M BIEDIRECTOR
Trustee or director
18$113,667$0
ROGER B KELLEYDIRECTOR
Trustee or director
16$106,667$0
MICHAEL A CROWEDIRECTOR
Trustee or director
12$103,000$0
990 for the year ended December 31, 2023: 35 people
NameTitleHours / weekCompensationOther / benefits
RICHARD J DEWEYPRESIDENT & CHIEF EXECUTIVE OFFICER
Trustee or director, Officer
55$1,897,858$505,876
EMILIE R N CHRAPOWITZKYEXECUTIVE VICE PRESIDENT & CHIEF OPERATING OFFICER
Officer
50$923,764$269,031
ROBERT FERNANDEZEXECUTIVE VICE PRESIDENT, GENERAL COUNSEL & CHIEF COMPLIANCE OFFICER
Officer
47$912,311$270,591
RICARDO T GONZALESSENIOR VICE PRESIDENT OF OPERATIONS & CHIEF OPERATING OFFICER
Officer
45$881,446$237,638
DOUGLAS CHAPMANSENIOR VICE PRESIDENT, CHIEF INFORMATION OFFICER
Officer
48$747,274$211,822
RANA MUKERJISENIOR VICE PRESIDENT, MARKET STRUCTURES
Officer
44$730,644$217,843
KEVIN LANAHANVICE PRESIDENT, EXTERNAL AFFAIRS
Officer
49$666,233$189,439
CHERYL L HUSSEYVICE PRESIDENT, CHIEF FINANCIAL OFFICER
Officer
47$646,813$184,850
ZACHARY G SMITHVICE PRESIDENT, SYSTEM & RESOURCE PLANNING
Officer
52$636,175$188,888
ROBERT A PIKEVICE PRESIDENT, MARKET OPERATIONS
Officer
49$597,414$205,148
AARON D MARKHAMVICE PRESIDENT, OPERATIONS
Officer
51$483,343$182,575
KAREN G GACHDEPUTY GENERAL COUNSEL
Highest-paid employee
47$481,974$160,430
DENEEN BYRNEVICE PRESIDENT, HUMAN RESOURCES
Officer
49$469,356$156,463
RAYMOND W STALTERDIRECTOR, REGULATORY AFFAIRS
Highest-paid employee
48$370,128$126,763
RYAN SMITHDIRECTOR OF IT SOFTWARE TECHNOLOGY
Key employee
43$355,977$124,659
SHAUN P JOHNSONDIRECTOR, MARKET DESIGN
Highest-paid employee
44$354,713$116,702
MATTHEW A ANGLINDIRECTOR OF ENTERPRISE SECURITY & CISO
Highest-paid employee
51$349,402$101,198
PATRICK KELLYCONTROLLER & ASSISTANT TREASUREER
Highest-paid employee
45$313,106$81,412
JON D SAWYERDIRECTOR OF OPERATIONS
Key employee
54$279,416$110,580
JULIANN MADERADIRECTOR OF INTERNAL AUDIT
Key employee
42$249,917$100,404
DIANE L EGANCORP SECRETARY & SECRETARY TO BOARD
Officer
52$300,902$36,925
MICHAEL STAHLSENIOR MANAGER IT INFRASTRUCTURE & OPERATIONS
Key employee
44$256,837$69,787
KEVIN PYTELSENIOR MANAGER OF PRODUCT & PROJECT MANAGEMENT
Key employee
46$240,968$55,345
TODD P ROMANSKYMANAGER, IT OPERATIONS & SERVICE MGMT
Former
47$209,772$61,306
DANIEL C HILLCHAIR, BOARD OF DIRECTORS
Trustee or director
25$249,250$0
ERIC ADAMSMANAGER, FACILITIES
Key employee
43$195,434$49,486
JOSEPH P OATESDIRECTOR
Trustee or director
20$193,875$0
GIZMAN ABBASDIRECTOR
Trustee or director
12$189,750$0
DAVID HILLDIRECTOR
Trustee or director
16$188,250$0
AVE M BIEDIRECTOR
Trustee or director
18$187,125$0
TERESA MARRINANDIRECTOR
Trustee or director
14$184,410$0
ROGER B KELLEYDIRECTOR
Trustee or director
16$180,250$0
MARK LYNCHDIRECTOR
Trustee or director
16$179,500$0
MICHAEL B BEMISDIRECTOR
Trustee or director
14$115,200$0
SALLY TALBERGDIRECTOR
Trustee or director
12$93,750$0

Address and contacts

Address (IRS master file)
10 KREY BLVD, RENSSELAER, NY 12144-9681
Principal officer (990 for 2025)
RICHARD DEWEY, 10 KREY BOULEVARD FINANCE, RENSSELAER, NY 12144
Signed the 990
CHERYL HUSSEY, VICE PRESIDENT AND CFO
Phone
(518) 356-6000
Return prepared by
KPMG LLP

Mission

THE NYISO'S MISSION IS TO ENSURE POWER SYSTEM RELIABILITY AND COMPETITIVE MARKETS FOR NEW YORK IN A CLEAN ENERGY FUTURE. NYISO'S VISION IS WORKING TOGETHER WITH STAKEHOLDERS TO BUILD THE CLEANEST, MOST RELIABLE ELECTRIC SYSTEM IN THE NATION.

990 for the year ended December 31, 2025

Program accomplishments

  • NYISO, GOVERNED BY AN INDEPENDENT BOARD OF DIRECTORS AND A COMMITTEE STRUCTURE COMPRISED OF STAKEHOLDER REPRESENTATIVES, IS SUBJECT TO THE OVERSIGHT OF THE FEDERAL ENERGY REGULATORY COMMISSION, AND REGULATED IN CERTAIN ASPECTS BY THE NEW YORK STATE PUBLIC SERVICE COMMISSION. ITS OPERATIONS ARE ALSO OVERSEEN BY ELECTRIC SYSTEM RELIABILITY ORGANIZATIONS, INCLUDING THE NORTH AMERICAN ELECTRIC RELIABILITY CORPORATION, THE NORTHEAST POWER COORDINATING COUNCIL, AND THE NEW YORK STATE RELIABILITY COUNCIL. NYISO'S EFFORTS TO SERVE THE PUBLIC INTEREST AND PROVIDE BENEFIT TO CONSUMERS INCLUDE: I. OPERATING THE BULK ELECTRICITY GRID IN NEW YORK STATE, MANAGING THE FLOW OF POWER ON MORE THAN 11,000 CIRCUIT-MILES OF HIGH-VOLTAGE TRANSMISSION LINES, FROM OVER 700 POWER GENERATING UNITS, ON A MINUTE-TO-MINUTE BASIS, 24 HOURS-A-DAY, SEVEN DAYS-A-WEEK. II. ADMINISTERING AND MONITORING NEW YORK'S WHOLESALE ELECTRICITY MARKETS, INVOLVING MORE THAN 400 MARKET PARTICIPANTS IN DAILY AND HOURLY AUCTIONS THAT MATCH THE BUYERS AND SELLERS OF POWER. III. CONDUCTING LONG-TERM PLANNING ASSESSMENTS OF NEW YORK STATE'S ELECTRICITY RESOURCES AND POWER NEEDS, AND EVALUATING THE FEASIBILITY OF PROJECTS PROPOSED TO MEET THOSE NEEDS. IV. PROVIDING AUTHORITATIVE AND OBJECTIVE DATA AND ANALYSIS ON ENERGY ISSUES TO POLICY MAKERS, REGULATORS, MARKET PARTICIPANTS AND OTHER STAKEHOLDERS. V. DEVELOPING AND DEPLOYING COMMUNICATIONS AND DATA MANAGEMENT SYSTEMS TO OPTIMIZE THE DISPATCH OF POWER ON THE BULK POWER SYSTEM AND IMPLEMENT WHOLESALE ELECTRICITY MARKET DESIGN.
    Expenses $206,853,554 · grants $10,000 · revenue $267,997,449

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026990 on file
2024December 31, 2024May 15, 2025990 on file
2023December 31, 2023May 15, 2024990 on file

IRS record

EIN
14-1815612
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2000
Accounting year ends
December
Files
Form 990 or 990-EZ
Assets (IRS master file)
$869,133,029
Income (IRS master file)
$274,909,216

Filing history

FormYear endedRevenueExpensesAssetsReturn
990December 2025$274,786,972$274,786,972$869,133,029XML
990December 2024$255,290,133$255,290,133$1,009,740,034XML
990December 2023$230,448,968$230,448,968$732,953,039XML
990December 2022$213,525,939$213,525,939$877,178,997IRS
990December 2021–––IRS
990December 2020–––IRS
990-TDecember 2020–––IRS
990December 2019–––IRS
990December 2018–––IRS

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 14-1815612).

Questions about NEW YORK INDEPENDENT SYSTEM OPERATOR INC

What is the EIN of NEW YORK INDEPENDENT SYSTEM OPERATOR INC?
The employer identification number (EIN) of NEW YORK INDEPENDENT SYSTEM OPERATOR INC is 14-1815612.
Is NEW YORK INDEPENDENT SYSTEM OPERATOR INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2000.
Are donations to NEW YORK INDEPENDENT SYSTEM OPERATOR INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does NEW YORK INDEPENDENT SYSTEM OPERATOR INC file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of NEW YORK INDEPENDENT SYSTEM OPERATOR INC due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did NEW YORK INDEPENDENT SYSTEM OPERATOR INC last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended December 2025.
Who is the principal officer of NEW YORK INDEPENDENT SYSTEM OPERATOR INC?
The 990 for the year ended December 31, 2025 names RICHARD DEWEY.
Who are the officers and directors of NEW YORK INDEPENDENT SYSTEM OPERATOR INC?
The 990 for the year ended December 31, 2025 lists 35 people; 35 received compensation from the organization, the highest $2,103,170 (RICHARD J DEWEY, PRESIDENT & CHIEF EXECUTIVE OFFICER).
How much revenue does NEW YORK INDEPENDENT SYSTEM OPERATOR INC have?
On its 990 for the year ended December 31, 2025 it reported revenue of $274,786,972, expenses of $274,786,972 and total assets of $869,133,029 at year end.

Other nonprofits in RENSSELAER

All nonprofits in RENSSELAER · New York · Public and societal benefit