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CALIFORNIA INDEPENDENT SYSTEM

EIN: 94-3274043Folsom, CAZIP: 95630
W99 - Public & Societal Benefit501(c)(3)

Mission

TO ENSURE EFFICIENT USE AND RELIABLE OPERATION OF THE ELECTRIC TRANSMISSION GRID OPERATED BY THE CALIFORNIA ISO, CONSISTENT WITH THE CALIFORNIA PUBLIC UTILITY CODE, CHAPTER 2.3 PART 1, DIVISION 1. (CONTINUED ON SCHEDULE O.)THE ISO DOES NOT OWN TRANSMISSION FACILITIES, BUT IT CONTROLS THE OPERATION OF A NETWORK OF TRANSMISSION FACILITIES LOCATED THROUGHOUT MOST OF CALIFORNIA, AND ALSO CERTAIN TRANSMISSION FACILITIES LOCATED IN NEVADA, THE OWNERS OF WHICH HAVE TRANSFERRED OPERATIONAL CONTROL TO THE CALIFORNIA ISO. FOR THE BENEFIT OF OUR CUSTOMERS, WE:- OPERATE THE GRID RELIABLY AND EFFICIENTLY;- PROVIDE FAIR AND OPEN TRANSMISSION ACCESS;- PROMOTE ENVIRONMENTAL STEWARDSHIP; AND- FACILITATE EFFECTIVE MARKETS AND PROMOTE INFRASTRUCTURE DEVELOPMENT, ALL THROUGH THE PROVISION OF TIMELY AND ACCURATE INFORMATION.

Financials

YearRevenueExpensesAssets
2024$285.9M$0$1.5B
2023$272.5M$0$1.5B

Compensation

2024

ELLIOTT MAINZER
$933,400
$1,073,125
$82,160
$2,308,710
MARK ROTHLEDER
$582,779
$716,695
$186,940
$1,689,879
ROGER COLLANTON
$399,452
$412,215
$88,872
$1,054,358
RYAN SEGHESIO
$384,052
$398,192
$77,070
$999,639
STACEY CROWLEY
$360,713
$365,054
$80,210
$928,181
ANNA MCKENNA
$389,499
$284,364
$112,166
$926,644
JODI ZIEMATHIS
$341,296
$349,812
$88,367
$920,686
NEIL MILLAR
$414,463
$320,032
$80,610
$919,172
KHALED ABDUL-RAHMAN
$367,594
$284,876
$68,939
$852,949
DEDE SUBAKTI
$351,756
$247,144
$58,044
$775,060
JOANNE SERINA
$292,011
$234,288
$63,980
$704,226
BURTON GROSS
$357,721
$143,701
$2,967
$589,214
JOHN ANDERS
$352,419
$134,958
$4,480
$587,176
ERIC HILDEBRANDT
$330,013
$129,195
$7,883
$549,627
JOHN PHIPPS
$301,612
$117,292
$7,419
$504,638
HUGO FRECH
$292,662
$86,554
$36,658
$479,930
ANGELINA GALITEVA
$0
$0
$0
$93,000
MARY LESLIE
$0
$0
$0
$92,500
JOSEPH ETO
$0
$0
$0
$91,500
SEVERIN BORENSTEIN
$0
$0
$0
$89,500
JAN SCHORI
$0
$0
$0
$83,500

2023

ELLIOTT MAINZER
$847,918
$921,875
$76,833
$2,037,207
MARK ROTHLEDER
$558,918
$543,422
$175,223
$1,471,344
ROGER COLLANTON
$380,207
$392,706
$118,953
$1,034,165
RYAN SEGHESIO
$361,738
$362,502
$71,977
$929,047
STACEY CROWLEY
$346,572
$360,227
$79,365
$897,848
NEIL MILLAR
$379,819
$311,390
$85,202
$895,658
JODI ZIEMATHIS
$321,375
$330,562
$87,405
$874,331
ANNA MCKENNA
$360,350
$259,680
$92,591
$836,401
KHALED ABDUL-RAHMAN
$337,153
$254,583
$75,571
$783,506
DEDE SUBAKTI
$338,306
$232,689
$52,068
$732,537
JOANNE SERINA
$280,394
$231,298
$45,232
$659,634
ANTHONY IVANCOVICH
$332,598
$131,706
$15,593
$566,162
BURTON GROSS
$343,758
$128,688
$2,899
$552,564
JOHN ANDERS
$324,663
$121,601
$2,712
$542,646
ERIC HILDEBRANDT
$312,850
$119,975
$37,452
$537,925
ANDREW ULMER
$312,373
$72,483
$26,500
$489,352
HUGO FRECH
$280,461
$72,949
$34,587
$460,642
STEPHEN BERBERICH
$0
$121,540
$0
$121,540
SEVERIN BORENSTEIN
$0
$0
$0
$86,500
JAN SCHORI
$0
$0
$0
$86,500
ANGELINA GALITEVA
$0
$0
$0
$84,500
MARY LESLIE
$0
$0
$0
$73,500
JOSEPH ETO
$0
$0
$0
$53,000
ASHUTOSH BHAGWAT THRU 022023
$0
$0
$0
$23,556

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Data from IRS Form 990 filings (2023-2024).