2025-11-10T11:03:33-06:00 2024-12-31 390859910 BAKER TILLY ADVISOR GROUP LP 601 W RIVERSIDE AVE 1800 SPOKANE WA 99201 990 2024-01-01 943274043 CALIFORNIA INDEPENDENT SYSTEM OPERATOR CORPORATION CALI 9163514400 250 OUTCROPPING WAY FOLSOM CA 95630 RYAN SEGHESIO VP, CFO & TREASURER 9163514400 2025-11-04 1 1 EMINA O CRESSWELL P01217304 5032421447 2025-11-04 2024 2025-03-06 01:10:19Z ELLIOT MAINZER 250 OUTCROPPING WAY FOLSOM CA 95630 499485034 0 X WWW.CAISO.COM X 1997 CA CALIFORNIA ISO CORPORATION'S MISSION STATEMENT HAS BEEN INCLUDED ON SCHEDULE O. 5 5 788 0 0 0 0 0 262371154 272216015 10149180 13705254 20430 20537 272540764 285941806 0 0 0 0 174014987 188924516 0 0 0 103684167 103838963 277699154 292763479 -5158390 -6821673 1459997265 1523256943 1247733494 1322508709 212263771 200748234 X 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. 0 0 261286939 272236552 THE ORGANIZATION SERVES AS THE SYSTEM OPERATOR OF AN INTEGRATED STATEWIDE ELECTRICITY TRANSMISSION GRID. 261286939 1 0 0 1 0 0 0 0 0 0 1 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 130 0 1 788 1 0 0 0 0 0 0 0 0 0 0 1 0 X 5 5 0 0 0 0 0 1 0 1 1 0 0 1 1 1 1 1 1 1 1 0 CA X DENNIS ESTRADA 9163512235 250 OUTCROPPING WAY FOLSOM CA 95630 ANGELINA GALITEVA BOARD OF GOVERNORS 8.00 X 93000 0 0 MARY LESLIE BOARD OF GOVERNORS 8.00 X 92500 0 0 JOSEPH ETO VICE CHAIR 8.00 X 91500 0 0 SEVERIN BORENSTEIN CHAIR 8.00 X 89500 0 0 JAN SCHORI BOARD OF GOVERNORS 8.00 X 83500 0 0 ELLIOTT MAINZER PRESIDENT & CEO 40.00 X 2088685 0 220025 KHALED ABDUL-RAHMAN VP, POWER SYSTEMS & MKT TECHNOLOGY 40.00 X 721409 0 131540 ROGER COLLANTON VP, GEN. CNSL. & CHIEF COMP. OFF. 40.00 X 900539 0 153819 STACEY CROWLEY VP, EXTERNAL AFFAIRS 40.00 X 805977 0 122204 ANNA MCKENNA VP, MARKET DESIGN & ANALYSIS 40.00 X 786029 0 140615 NEIL MILLAR VP, INFRASTRUCTURE & OPS PLANNING 40.00 X 815105 0 104067 MARK ROTHLEDER SR VP & CHIEF OPERATING OFF. 40.00 X 1486414 0 203465 RYAN SEGHESIO VP, CHIEF FINANCIAL OFF. & TREASURER 40.00 X 859314 0 140325 JOANNE SERINA VP, STAKEHOLDER ENGAGEMENT 40.00 X 590279 0 113947 DEDE SUBAKTI VP, SYSTEM OPERATIONS 40.00 X 656944 0 118116 JODI ZIEMATHIS VP, HUMAN RESOURCES 40.00 X 779475 0 141211 HUGO FRECH EXEC DIR., IT IFS. ARC. & INFO SEC. 40.00 X 415874 0 64056 ERIC HILDEBRANDT EXEC. DIR., MARKET MONITORING 40.00 X 467091 0 82536 JOHN ANDERS DEPUTY GEN. CNSL. - DEVELOPMENT 40.00 X 491857 0 95319 JOE BINSTEIN MANAGER, BALANCING AUTHORITY OPERATIONS 40.00 X 415671 0 73306 BURTON GROSS DEPUTY GEN. CNSL. - LEGAL 40.00 X 504389 0 84825 JOHN PHIPPS EXECUTIVE DIRECTOR OF GRID OPERATIONS 40.00 X 426323 0 78315 ANDREW ULMER ASSISTANT GEN. CNSL. - FED REG & MKT 40.00 X 433352 0 88315 14094727 0 2156006 652 0 1 0 SIEMENS INDUSTRY INC DEPT CH 14381 PALATINE IL 600554381 ENGINEERING SERVICES 13519273 OPEN ACCESS TECHNOLOGY INTERNATIONAL IN 14800 28TH AVE STE 140 PLYMOUTH MN 55447 CONSULTING 5048406 CORESTAFF SERVICES PO BOX 60876 CHARLOTTE NC 282600876 TEMPORARY STAFFING 4293291 LORIEN 3475 LENOX RD NE STE 450 ATLANTA GA 303263231 TEMPORARY STAFFING 2673283 TEKSYSTEMS INC PO BOX 198568 ATLANTA GA 30384 CONSULTING 2645976 32 GRID MANAGEMENT REVENU 221000 206407675 206407675 RELIABILITY COORDINATO 221000 17643332 17643332 WEIM REVENUES 221000 15493879 15493879 LGIP REVENUES 221000 13870525 13870525 NODAL PRICING 221000 9240000 9240000 9560604 9560604 272216015 12083847 12083847 215071526 93109 213535832 7396 1535694 85713 1621407 1621407 MISC. NON-OPERATING RE 900003 20537 20537 20537 285941806 272236552 0 13705254 X 13559062 7401669 6157393 137161332 126506804 10654528 16729769 15430221 1299548 12211116 11262571 948545 9263237 8543680 719557 1146707 964513 182194 720375 720375 72000 72000 38739468 34233692 4505776 7367 7367 6274367 5476710 797657 14925137 14016403 908734 3400765 3197403 203362 1447063 1267968 179095 1071744 760747 310997 4306850 4306850 27410257 27410257 3242650 3242650 TRAINING EXPENSES 731524 277366 454158 PROFESSIONAL AND MEMBER 342689 158085 184604 292763479 261286939 31476540 0 1020614819 1057693904 28979125 32147352 12992135 13568214 780650743 636800038 127726995 143850705 238902264 214182256 13312943 12039525 17468984 49774987 1459997265 1523256943 64571637 74053160 156660000 147890000 1026501857 1100565549 1247733494 1322508709 X 191994148 163785141 20269623 36963093 212263771 200748234 1459997265 1523256943 -6821673 -1351783 -3342081 0 X 0 1 X 1 0 X X 1 STATE OF CALIFORNIA 680284175 6 1 0 0 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 SCHEDULE A, PART IV, SECTION A, LINE 1: THE CALIFORNIA INDEPENDENT SYSTEM OPERATOR CORPORATION ("CALIFORNIA ISO") WAS CREATED PURSUANT TO SPECIFIC LEGISLATION (ASSEMBLY BILL 1890 - CHAPTER 854, CALIFORNIA STATUTES OF 1996) IN WHICH THE STATE OF CALIFORNIA ASSUMED A SUBSTANTIALLY INCREASED ROLE IN PROMOTING COMPETITION IN THE SUPPLY OF ELECTRICITY IN CALIFORNIA IN ORDER TO ACCOMPLISH A MEANINGFUL IMMEDIATE REDUCTION IN THE OVERALL PRICE OF ELECTRIC SERVICE TO THE GENERAL PUBLIC THROUGHOUT CALIFORNIA. THE BOARD OF CALIFORNIA ISO IS COMPOSED OF MEMBERS APPOINTED BY THE CALIFORNIA GOVERNOR AND CONFIRMED BY THE CALIFORNIA STATE SENATE. SCHEDULE A, PART IV, SECTION A, LINE 2: AS A GOVERNMENTAL UNIT, THE STATE OF CALIFORNIA DOES NOT HAVE AN IRS DETERMINATION LETTER CLASSIFYING IT AS A PUBLIC CHARITY UNDER SECTION 509(A)(1) OR (2) OF THE INTERNAL REVENUE CODE. THE STATE OF CALIFORNIA QUALIFIES AS A PUBLIC CHARITY UNDER SECTION 509(A)(1) BECAUSE IT QUALIFIES AS A GOVERNMENTAL UNIT. 72000 72000 292691479 292763479 1000000 250000 0 0 1000000 1000000 1000000 1000000 4000000 6000000 55000 71809 73555 72000 272364 250000 250000 250000 250000 1000000 1500000 10561100 10561100 165780861 99077544 66703317 41153234 30328645 10824589 563155548 507393849 55761699 143850705 EMPLOYEE BENEFIT PLAN OBLIGATION 7216063 DUE TO MARKET PARTICIPANTS 1082485714 DEFERRED OPEB OBLIGATION 6541474 SBITA SUBSCRIPTION 4322298 1100565549 284590023 -1351783 -1351783 285941806 0 285941806 292763479 0 292763479 0 292763479 X X X 0 1 0 0 0 0 0 1 0 ELLIOTT MAINZER PRESIDENT & CEO 933400 0 1073125 0 82160 0 192317 0 27708 0 2308710 0 0 0 MARK ROTHLEDER SR VP & CHIEF OPERATING OFF. 582779 0 716695 0 186940 0 152065 0 51400 0 1689879 0 117273 0 ROGER COLLANTON VP, GEN. CNSL. & CHIEF COMP. OFF. 399452 0 412215 0 88872 0 100974 0 52845 0 1054358 0 51721 0 RYAN SEGHESIO VP, CHIEF FINANCIAL OFF. & TREASURER 384052 0 398192 0 77070 0 91808 0 48517 0 999639 0 45406 0 STACEY CROWLEY VP, EXTERNAL AFFAIRS 360713 0 365054 0 80210 0 86143 0 36061 0 928181 0 36001 0 ANNA MCKENNA VP, MARKET DESIGN & ANALYSIS 389499 0 284364 0 112166 0 99121 0 41494 0 926644 0 46522 0 JODI ZIEMATHIS VP, HUMAN RESOURCES 341296 0 349812 0 88367 0 90251 0 50960 0 920686 0 43554 0 NEIL MILLAR VP, INFRASTRUCTURE & OPS PLANNING 414463 0 320032 0 80610 0 67673 0 36394 0 919172 0 45407 0 KHALED ABDUL-RAHMAN VP, POWER SYSTEMS & MKT TECHNOLOGY 367594 0 284876 0 68939 0 87039 0 44501 0 852949 0 34385 0 DEDE SUBAKTI VP, SYSTEM OPERATIONS 351756 0 247144 0 58044 0 77743 0 40373 0 775060 0 30457 0 JOANNE SERINA VP, STAKEHOLDER ENGAGEMENT 292011 0 234288 0 63980 0 73520 0 40427 0 704226 0 24126 0 BURTON GROSS DEPUTY GEN. CNSL. - LEGAL 357721 0 143701 0 2967 0 48300 0 36525 0 589214 0 0 0 JOHN ANDERS DEPUTY GEN. CNSL. - DEVELOPMENT 352419 0 134958 0 4480 0 52500 0 42819 0 587176 0 0 0 ERIC HILDEBRANDT EXEC. DIR., MARKET MONITORING 330013 0 129195 0 7883 0 53868 0 28668 0 549627 0 0 0 ANDREW ULMER ASSISTANT GEN. CNSL. - FED REG & MKT 321798 0 83502 0 28052 0 51750 0 36565 0 521667 0 0 0 JOHN PHIPPS EXECUTIVE DIRECTOR OF GRID OPERATION 301612 0 117292 0 7419 0 49225 0 29090 0 504638 0 0 0 JOE BINSTEIN MANAGER, BALANCING AUTHORITY OPERATI 333210 0 66051 0 16410 0 55200 0 18106 0 488977 0 0 0 HUGO FRECH EXEC DIR., IT IFS. ARC. & INFO SEC. 292662 0 86554 0 36658 0 47917 0 16139 0 479930 0 0 0 PART I, LINE 4B IN 2024, THE INDIVIDUALS LISTED BELOW PARTICIPATED IN A SUPPLEMENTAL NON-QUALIFIED RETIREMENT PLAN. CALIFORNIA ISO CONTRIBUTED THE FOLLOWING AMOUNTS TO THE PLAN WHICH ARE INCLUDED IN THE DEFERRED COMPENSATION REPORTED ON SCHEDULE J, PART II: -ELLIOTT MAINZER - PRESIDENT & CEO $158,165 -MARK ROTHLEDER - SR VP & CHIEF OPERATING OFFICER $106,376 -ROGER COLLANTON - VP, GEN CNSL & CHIEF COMPLIANCE OFFICER $54,974 -RYAN SEGHESIO - VP, CHIEF FINANCIAL OFFICER & TREASURER $45,808 -NEIL MILLAR - VP, INSTRASTRUSTURE & OPERATIONS PLANNING $21,673 -STACEY CROWLEY - VP, EXTERNAL AFFAIRS $40,143 -JODI ZIEMATHIS - VP, HUMAN RESOURCES $44,251 -ANNA MCKENNA - VP, MARKET DESIGN & ANALYSIS $53,121 -KHALED ABDUL-RAHMAN - VP, PWR SYSTEMS & MARKET TECH $41,039 -DEDE SUBAKTI - VP, SYSTEMS OPERATIONS $31,743 -JOANNE SERINA - VP, STAKEHOLDER ENGAGEMENT $27,520 CALIFORNIA ISO CONTRIBUTED THE FOLLOWING AMOUNTS TO THE PLAN WHICH ARE INCLUDED IN TAXABLE COMPENSATION REPORTED ON SCHEDULE J, PART II: -ELLIOTT MAINZER - PRESIDENT & CEO $0 -MARK ROTHLEDER - SR VP & CHIEF OPERATING OFFICER $117,273 -ROGER COLLANTON - VP, GEN CNSL & CHIEF COMPLIANCE OFFICER $51,721 -RYAN SEGHESIO - VP, CHIEF FINANCIAL OFFICER & TREASURER $45,406 -NEIL MILLAR - VP, INSTRASTRUSTURE & OPERATIONS PLANNING $45,407 -STACEY CROWLEY - VP, EXTERNAL AFFAIRS $36,001 -JODI ZIEMATHIS - VP, HUMAN RESOURCES $43,554 -ANNA MCKENNA - VP, MARKET DESIGN & ANALYSIS $46,522 -KHALED ABDUL-RAHMAN - VP, PWR SYSTEMS & MARKET TECH $34,385 -DEDE SUBAKTI - VP, SYSTEMS OPERATIONS $30,457 -JOANNE SERINA - VP, STAKEHOLDER ENGAGEMENT $24,126 PART I, LINE 7 THE ORGANIZATION USES A NON-FIXED PAYMENT METHOD BASED ON A SCORE-BASED SYSTEM FOR INCENTIVE COMPENSATION. THIS SYSTEM IS EVALUATED AND DETERMINED BY THE BOARD ON AN ANNUAL BASIS. FORM 990, PART VI, SECTION A, LINE 7A THE BOARD OF CALIFORNIA ISO IS COMPOSED OF MEMBERS APPOINTED BY THE CALIFORNIA GOVERNOR AND CONFIRMED BY THE CALIFORNIA STATE SENATE. FORM 990, PART VI, SECTION B, LINE 11B THE FORM 990 IS REVIEWED BY THE VP, GENERAL COUNSEL AND CHIEF COMPLIANCE OFFICER, VP, CHIEF FINANCIAL OFFICER, CONTROLLER, ASSISTANT CONTROLLER, DIRECTOR OF COMMUNICATIONS, LEAD COUNSEL - CORPORATE, VP, HR. THE FORM 990 IS PROVIDED TO THE BOARD OF GOVERNORS PRIOR TO FILING. FORM 990, PART VI, SECTION B, LINE 12C ANNUALLY, EMPLOYEES ARE REQUIRED TO ATTEND THE ALL EMPLOYEE TRAINING WHICH INCLUDES: CODE OF CONDUCT, SECURITY AWARENESS, EMPLOYEE RELATIONS SAFETY AND HARASSMENT PREVENTION. EMPLOYEES ARE REQUIRED ANNUALLY TO SIGN A FORM TO DISCLOSE IF ANY POTENTIAL CONFLICT OF INTEREST EXISTS THAT MAY AFFECT THE EMPLOYEE'S ABILITY TO PERFORM HIS/HER JOB. LEAD COUNSEL - CORPORATE REVIEWS ALL DISCLOSURES TO ENSURE THAT ANY ACTUAL OR POTENTIAL CONFLICTS ARE MITIGATED. THIS PROCESS IS REVIEWED ANNUALLY BY OUR INTERNAL AUDIT FUNCTION (AUDIT AND ADVISORY SERVICES). FORM 990, PART VI, SECTION B, LINE 15 SINCE 1998, THE BOARD OF GOVERNORS OF THE ISO HAS WORKED CLOSELY WITH NATIONALLY RECOGNIZED HUMAN RESOURCES AND EXECUTIVE COMPENSATION ADVISORY FIRMS TO DEVELOP AN APPROPRIATE COMPENSATION PROGRAM FOR THE EXECUTIVES OF THE ISO. COMPETITIVE COMPENSATION FOR ALL NON-OFFICER EMPLOYEES IS ALSO ESTABLISHED BY ANNUAL THIRD-PARTY COMPENSATION SURVEYS. THESE FIRMS HELPED THE BOARD OF GOVERNORS DETERMINE THE APPROPRIATE LEVELS OF EXECUTIVE COMPENSATION BY COMPILING EXTENSIVE MARKET DATA CONCERNING EXECUTIVE COMPENSATION FOR POSITIONS SIMILAR TO EXECUTIVE POSITIONS AT THE ISO. THESE FIRMS HISTORICALLY HAVE MET WITH THE BOARD OF GOVERNORS AT LEAST ANNUALLY TO PRESENT EXECUTIVE COMPENSATION MARKET DATA, MAKE RECOMMENDATIONS AND OTHERWISE DISCUSS EXECUTIVE COMPENSATION ISSUES. THE BOARD RELIED ON THE COMPARABILITY DATA TO DETERMINE THE APPROPRIATE COMPENSATION, APPROVED THE COMPENSATION, AND DOCUMENTED THE APPROVAL IN ITS MINUTES. FORM 990, PART VI, SECTION C, LINE 19 THE ORGANIZATION MAKES AVAILABLE ON ITS WEBSITE (ACCESSIBLE BY THE PUBLIC) THE FINANCIAL STATEMENTS, THE CODE OF CONDUCT POLICY, THE TARIFF (RULES OF THE ISO MARKET), THE ARTICLES OF INCORPORATION (AND ALL AMENDMENTS), THE CORPORATE BY-LAWS AND THE MINUTES OF THE BOARD OF GOVERNORS' GENERAL SESSION MEETINGS. THE DOCUMENTS ARE ALSO AVAILABLE UPON REQUEST. FORM 990, PART IX, LINE 11G CONSULTANTS: PROGRAM SERVICE EXPENSES 6,444,212. MANAGEMENT AND GENERAL EXPENSES 1,094,590. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 7,538,802. RECRUITMENT/STAFFING: PROGRAM SERVICE EXPENSES 8,690,147. MANAGEMENT AND GENERAL EXPENSES 2,520,131. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 11,210,278. GIP/OTHER: PROGRAM SERVICE EXPENSES 19,099,333. MANAGEMENT AND GENERAL EXPENSES 891,055. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 19,990,388. STATE OF CALIFORNIA 680284175 GOVERNMENT CA N/A 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0