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Employer Identification Number 43-1827033

MISO is a USA domiciled entity or foreign entity operating in the USA. The EIN ihas been issued by the IRS

Company Name:MISO
Employer identification number (EIN):43-1827033
EIN Issuing AuthorityPhiladelphia, PA
NAIC Classification:221100
401k Pension/Benefits registration MISO 401k plan information
Federal tax statusExempt from federal income tax. Registered as a non-profit under 501(c)(3) Title 26 of the United States Code

Organization Overview

Mission StatementMONITOR AND CONTROL ELECTRIC TRANSMISSION SYSTEM TO PROVIDE NON-DISCRIMINATORY OPEN ACCESS TO ALL CUSTOMERS AND ENSURE SAFE, RELIABLE, AND EFFICIENT OPERATION FOR THE BENEFIT OF ALL
Number of Employees1005
Number of Volunteers0
Year Formed1998

Organization Governance

Legal DomicileDE
Voting Members - Governing Body10
Voting Members - Independent9

Organization Financials

2024-12-31
Total unrelated business incomeUSD $ 0
Net unrelated business incomeUSD $ 0
Program Service Revenue from prior yearUSD $ 400,881,164
Program Service Revenue from current yearUSD $ 446,952,846
Investment Income from prior yearUSD $ 147,062,616
Investment Income from current yearUSD $ 158,339,686
Other Revenue from prior yearUSD $ 540,559
Other Revenue from current yearUSD $ 10,321,317
Gross receipts from all sourcesUSD $ 616,374,571
Net assets / fund balances at end of fiscal yearUSD $ 0
Net assets / fund balances at beginning of fiscal yearUSD $ 0
Total liabilities at end of fiscal yearUSD $ 3,354,403,000
Total liabilities at beginning of fiscal yearUSD $ 2,918,427,543
Total assets at end of fiscal yearUSD $ 3,354,403,000
Total assets at beginning of fiscal yearUSD $ 2,918,427,543
Revenues less expenses for current yearUSD $ 0
Revenues less expenses for previous yearUSD $ 0
Total expenses for current yearUSD $ 616,078,935
Total expenses for previous yearUSD $ 548,603,867
Other expenses in current yearUSD $ 371,214,447
Other expenses in previous yearUSD $ 328,926,417
Total fundraising expenses in current yearUSD $ 0
Professional fundraising fees from current yearUSD $ 0
Professional fundraising fees from previous yearUSD $ 0
Employee salary and benefits paid in current yearUSD $ 244,864,488
Employee salary and benefits paid in previous yearUSD $ 219,677,450
Benefits paid to or for members in current yearUSD $ 0
Benefits paid to or for members in previous yearUSD $ 0
Grants and similar amounts paid in current yearUSD $ 0
Grants and similar amounts paid in previous yearUSD $ 0
Total revenue in current fiscal yearUSD $ 616,078,935
Total revenue in previous fiscal yearUSD $ 548,603,867
Contributions and grants from current yearUSD $ 465,086
Contributions and grants from previous yearUSD $ 119,528
Total of other revenueUSD $ 10,321,317
2022-12-31
Total unrelated business incomeUSD $ 0
Net unrelated business incomeUSD $ 0
Program Service Revenue from prior yearUSD $ 406,761,519
Program Service Revenue from current yearUSD $ 413,011,327
Investment Income from prior yearUSD $ 334,675
Investment Income from current yearUSD $ 45,463,391
Other Revenue from prior yearUSD $ 0
Other Revenue from current yearUSD $ 2,268,517
Gross receipts from all sourcesUSD $ 461,730,111
Net assets / fund balances at end of fiscal yearUSD $ 0
Net assets / fund balances at beginning of fiscal yearUSD $ 0
Total liabilities at end of fiscal yearUSD $ 3,566,306,365
Total liabilities at beginning of fiscal yearUSD $ 2,446,006,704
Total assets at end of fiscal yearUSD $ 3,566,306,365
Total assets at beginning of fiscal yearUSD $ 2,446,006,704
Revenues less expenses for current yearUSD $ 0
Revenues less expenses for previous yearUSD $ 0
Total expenses for current yearUSD $ 460,845,431
Total expenses for previous yearUSD $ 407,489,988
Other expenses in current yearUSD $ 256,024,182
Other expenses in previous yearUSD $ 221,745,681
Total fundraising expenses in current yearUSD $ 0
Professional fundraising fees from current yearUSD $ 0
Professional fundraising fees from previous yearUSD $ 0
Employee salary and benefits paid in current yearUSD $ 204,821,249
Employee salary and benefits paid in previous yearUSD $ 185,744,307
Benefits paid to or for members in current yearUSD $ 0
Benefits paid to or for members in previous yearUSD $ 0
Grants and similar amounts paid in current yearUSD $ 0
Grants and similar amounts paid in previous yearUSD $ 0
Total revenue in current fiscal yearUSD $ 460,845,431
Total revenue in previous fiscal yearUSD $ 407,489,988
Contributions and grants from current yearUSD $ 102,196
Contributions and grants from previous yearUSD $ 393,794
Total of other revenueUSD $ 2,268,517
2021-12-31
Total unrelated business incomeUSD $ 0
Net unrelated business incomeUSD $ 0
Program Service Revenue from prior yearUSD $ 385,614,085
Program Service Revenue from current yearUSD $ 406,761,519
Investment Income from prior yearUSD $ 5,023,238
Investment Income from current yearUSD $ 334,675
Other Revenue from prior yearUSD $ 0
Other Revenue from current yearUSD $ 0
Gross receipts from all sourcesUSD $ 407,489,988
Net assets / fund balances at end of fiscal yearUSD $ 0
Net assets / fund balances at beginning of fiscal yearUSD $ 0
Total liabilities at end of fiscal yearUSD $ 2,446,006,704
Total liabilities at beginning of fiscal yearUSD $ 1,671,470,163
Total assets at end of fiscal yearUSD $ 2,446,006,704
Total assets at beginning of fiscal yearUSD $ 1,671,470,163
Revenues less expenses for current yearUSD $ 0
Revenues less expenses for previous yearUSD $ 0
Total expenses for current yearUSD $ 407,489,988
Total expenses for previous yearUSD $ 390,825,730
Other expenses in current yearUSD $ 221,745,681
Other expenses in previous yearUSD $ 207,510,374
Total fundraising expenses in current yearUSD $ 0
Professional fundraising fees from current yearUSD $ 0
Professional fundraising fees from previous yearUSD $ 0
Employee salary and benefits paid in current yearUSD $ 185,744,307
Employee salary and benefits paid in previous yearUSD $ 183,315,356
Benefits paid to or for members in current yearUSD $ 0
Benefits paid to or for members in previous yearUSD $ 0
Grants and similar amounts paid in current yearUSD $ 0
Grants and similar amounts paid in previous yearUSD $ 0
Total revenue in current fiscal yearUSD $ 407,489,988
Total revenue in previous fiscal yearUSD $ 390,825,730
Contributions and grants from current yearUSD $ 393,794
Contributions and grants from previous yearUSD $ 188,407
2020-12-31
Total unrelated business incomeUSD $ 0
Net unrelated business incomeUSD $ 0
Program Service Revenue from prior yearUSD $ 375,215,635
Program Service Revenue from current yearUSD $ 385,614,085
Investment Income from prior yearUSD $ 28,180,192
Investment Income from current yearUSD $ 5,023,238
Other Revenue from prior yearUSD $ 4,539,206
Other Revenue from current yearUSD $ 0
Gross receipts from all sourcesUSD $ 390,825,730
Net assets / fund balances at end of fiscal yearUSD $ 0
Net assets / fund balances at beginning of fiscal yearUSD $ 0
Total liabilities at end of fiscal yearUSD $ 1,671,470,163
Total liabilities at beginning of fiscal yearUSD $ 1,544,213,050
Total assets at end of fiscal yearUSD $ 1,671,470,163
Total assets at beginning of fiscal yearUSD $ 1,544,213,050
Revenues less expenses for current yearUSD $ 0
Revenues less expenses for previous yearUSD $ 0
Total expenses for current yearUSD $ 390,825,730
Total expenses for previous yearUSD $ 408,166,395
Other expenses in current yearUSD $ 207,510,374
Other expenses in previous yearUSD $ 232,774,808
Total fundraising expenses in current yearUSD $ 0
Professional fundraising fees from current yearUSD $ 0
Professional fundraising fees from previous yearUSD $ 0
Employee salary and benefits paid in current yearUSD $ 183,315,356
Employee salary and benefits paid in previous yearUSD $ 175,391,587
Benefits paid to or for members in current yearUSD $ 0
Benefits paid to or for members in previous yearUSD $ 0
Grants and similar amounts paid in current yearUSD $ 0
Grants and similar amounts paid in previous yearUSD $ 0
Total revenue in current fiscal yearUSD $ 390,825,730
Total revenue in previous fiscal yearUSD $ 408,166,395
Contributions and grants from current yearUSD $ 188,407
Contributions and grants from previous yearUSD $ 231,362
2019-12-31
Total unrelated business incomeUSD $ 0
Net unrelated business incomeUSD $ 0
Program Service Revenue from prior yearUSD $ 379,491,784
Program Service Revenue from current yearUSD $ 375,215,635
Investment Income from prior yearUSD $ 19,659,813
Investment Income from current yearUSD $ 28,180,192
Other Revenue from prior yearUSD $ 0
Other Revenue from current yearUSD $ 4,539,206
Gross receipts from all sourcesUSD $ 408,166,395
Net assets / fund balances at end of fiscal yearUSD $ 0
Net assets / fund balances at beginning of fiscal yearUSD $ 0
Total liabilities at end of fiscal yearUSD $ 1,544,213,050
Total liabilities at beginning of fiscal yearUSD $ 1,589,375,925
Total assets at end of fiscal yearUSD $ 1,544,213,050
Total assets at beginning of fiscal yearUSD $ 1,589,375,925
Revenues less expenses for current yearUSD $ 0
Revenues less expenses for previous yearUSD $ 0
Total expenses for current yearUSD $ 408,166,395
Total expenses for previous yearUSD $ 400,001,689
Other expenses in current yearUSD $ 232,774,808
Other expenses in previous yearUSD $ 230,697,665
Total fundraising expenses in current yearUSD $ 0
Professional fundraising fees from current yearUSD $ 0
Professional fundraising fees from previous yearUSD $ 0
Employee salary and benefits paid in current yearUSD $ 175,391,587
Employee salary and benefits paid in previous yearUSD $ 169,304,024
Benefits paid to or for members in current yearUSD $ 0
Benefits paid to or for members in previous yearUSD $ 0
Grants and similar amounts paid in current yearUSD $ 0
Grants and similar amounts paid in previous yearUSD $ 0
Total revenue in current fiscal yearUSD $ 408,166,395
Total revenue in previous fiscal yearUSD $ 400,001,689
Contributions and grants from current yearUSD $ 231,362
Contributions and grants from previous yearUSD $ 850,092
Total of other revenueUSD $ 4,539,206
2018-12-31
Total unrelated business incomeUSD $ 0
Net unrelated business incomeUSD $ 331,558
Program Service Revenue from prior yearUSD $ 353,992,656
Program Service Revenue from current yearUSD $ 379,491,784
Investment Income from prior yearUSD $ 6,831,176
Investment Income from current yearUSD $ 19,659,813
Other Revenue from prior yearUSD $ 902,858
Other Revenue from current yearUSD $ 0
Gross receipts from all sourcesUSD $ 400,001,689
Net assets / fund balances at end of fiscal yearUSD $ 0
Net assets / fund balances at beginning of fiscal yearUSD $ 0
Total liabilities at end of fiscal yearUSD $ 1,589,375,925
Total liabilities at beginning of fiscal yearUSD $ 1,382,273,613
Total assets at end of fiscal yearUSD $ 1,589,375,925
Total assets at beginning of fiscal yearUSD $ 1,382,273,613
Revenues less expenses for current yearUSD $ 0
Total expenses for current yearUSD $ 400,001,689
Total expenses for previous yearUSD $ 364,712,007
Other expenses in current yearUSD $ 230,697,665
Other expenses in previous yearUSD $ 210,934,883
Total fundraising expenses in current yearUSD $ 0
Professional fundraising fees from current yearUSD $ 0
Professional fundraising fees from previous yearUSD $ 0
Employee salary and benefits paid in current yearUSD $ 169,304,024
Employee salary and benefits paid in previous yearUSD $ 153,777,124
Benefits paid to or for members in current yearUSD $ 0
Benefits paid to or for members in previous yearUSD $ 0
Grants and similar amounts paid in current yearUSD $ 0
Grants and similar amounts paid in previous yearUSD $ 0
Total revenue in current fiscal yearUSD $ 400,001,689
Total revenue in previous fiscal yearUSD $ 364,712,007
Contributions and grants from current yearUSD $ 850,092
Contributions and grants from previous yearUSD $ 2,985,317
Gross income from fundraising eventsUSD $ 0
Cost of goods soldUSD $ 0
Gross income from gamingUSD $ 0
Gross sales of inventory assetsUSD $ 0
Total of other revenueUSD $ 0
2017-12-31
Total unrelated business incomeUSD $ 0
Program Service Revenue from prior yearUSD $ 334,274,317
Program Service Revenue from current yearUSD $ 353,992,656
Investment Income from prior yearUSD $ 3,606,489
Investment Income from current yearUSD $ 6,831,176
Other Revenue from prior yearUSD $ 0
Other Revenue from current yearUSD $ 902,858
Gross receipts from all sourcesUSD $ 364,712,007
Net assets / fund balances at end of fiscal yearUSD $ 0
Net assets / fund balances at beginning of fiscal yearUSD $ 0
Total liabilities at end of fiscal yearUSD $ 1,382,273,613
Total liabilities at beginning of fiscal yearUSD $ 1,076,944,285
Total assets at end of fiscal yearUSD $ 1,382,273,613
Total assets at beginning of fiscal yearUSD $ 1,076,944,285
Revenues less expenses for current yearUSD $ 0
Total expenses for current yearUSD $ 364,712,007
Total expenses for previous yearUSD $ 340,723,419
Other expenses in current yearUSD $ 210,934,883
Other expenses in previous yearUSD $ 195,180,124
Total fundraising expenses in current yearUSD $ 0
Professional fundraising fees from current yearUSD $ 0
Professional fundraising fees from previous yearUSD $ 0
Employee salary and benefits paid in current yearUSD $ 153,777,124
Employee salary and benefits paid in previous yearUSD $ 145,543,295
Benefits paid to or for members in current yearUSD $ 0
Benefits paid to or for members in previous yearUSD $ 0
Grants and similar amounts paid in current yearUSD $ 0
Grants and similar amounts paid in previous yearUSD $ 0
Total revenue in current fiscal yearUSD $ 364,712,007
Total revenue in previous fiscal yearUSD $ 340,723,419
Contributions and grants from current yearUSD $ 2,985,317
Contributions and grants from previous yearUSD $ 2,842,613
Gross income from fundraising eventsUSD $ 0
Cost of goods soldUSD $ 0
Gross income from gamingUSD $ 0
Gross sales of inventory assetsUSD $ 0
Total of other revenueUSD $ 902,858
2016-12-31
Total unrelated business incomeUSD $ 0
Program Service Revenue from prior yearUSD $ 327,492,677
Program Service Revenue from current yearUSD $ 334,274,317
Investment Income from prior yearUSD $ 1,457,644
Investment Income from current yearUSD $ 3,606,489
Other Revenue from prior yearUSD $ 3,121,957
Other Revenue from current yearUSD $ 0
Gross receipts from all sourcesUSD $ 340,723,419
Net assets / fund balances at end of fiscal yearUSD $ 0
Net assets / fund balances at beginning of fiscal yearUSD $ 0
Total liabilities at end of fiscal yearUSD $ 1,076,944,285
Total liabilities at beginning of fiscal yearUSD $ 956,430,705
Total assets at end of fiscal yearUSD $ 1,076,944,285
Total assets at beginning of fiscal yearUSD $ 956,430,705
Revenues less expenses for current yearUSD $ 0
Total expenses for current yearUSD $ 340,723,419
Total expenses for previous yearUSD $ 335,261,589
Other expenses in current yearUSD $ 195,180,124
Other expenses in previous yearUSD $ 192,584,498
Total fundraising expenses in current yearUSD $ 0
Professional fundraising fees from current yearUSD $ 0
Professional fundraising fees from previous yearUSD $ 0
Employee salary and benefits paid in current yearUSD $ 145,543,295
Employee salary and benefits paid in previous yearUSD $ 142,677,091
Benefits paid to or for members in current yearUSD $ 0
Benefits paid to or for members in previous yearUSD $ 0
Grants and similar amounts paid in current yearUSD $ 0
Grants and similar amounts paid in previous yearUSD $ 0
Total revenue in current fiscal yearUSD $ 340,723,419
Total revenue in previous fiscal yearUSD $ 335,261,589
Contributions and grants from current yearUSD $ 2,842,613
Contributions and grants from previous yearUSD $ 3,189,311
Gross income from fundraising eventsUSD $ 0
Cost of goods soldUSD $ 0
Gross income from gamingUSD $ 0
Gross sales of inventory assetsUSD $ 0
Total of other revenueUSD $ 0
2015-12-31
Total unrelated business incomeUSD $ 0
Program Service Revenue from prior yearUSD $ 301,369,452
Program Service Revenue from current yearUSD $ 327,492,677
Investment Income from prior yearUSD $ 3,176,292
Investment Income from current yearUSD $ 1,457,644
Other Revenue from prior yearUSD $ 3,901,216
Other Revenue from current yearUSD $ 3,121,957
Gross receipts from all sourcesUSD $ 335,261,589
Net assets / fund balances at end of fiscal yearUSD $ 0
Net assets / fund balances at beginning of fiscal yearUSD $ 0
Total liabilities at end of fiscal yearUSD $ 956,430,705
Total liabilities at beginning of fiscal yearUSD $ 1,035,629,330
Total assets at end of fiscal yearUSD $ 956,430,705
Total assets at beginning of fiscal yearUSD $ 1,035,629,330
Revenues less expenses for current yearUSD $ 0
Revenues less expenses for previous yearUSD $ 649,142
Total expenses for current yearUSD $ 335,261,589
Total expenses for previous yearUSD $ 312,048,924
Other expenses in current yearUSD $ 192,584,498
Other expenses in previous yearUSD $ 182,481,595
Total fundraising expenses in current yearUSD $ 0
Professional fundraising fees from current yearUSD $ 0
Professional fundraising fees from previous yearUSD $ 0
Employee salary and benefits paid in current yearUSD $ 142,677,091
Employee salary and benefits paid in previous yearUSD $ 129,567,329
Benefits paid to or for members in current yearUSD $ 0
Benefits paid to or for members in previous yearUSD $ 0
Grants and similar amounts paid in current yearUSD $ 0
Grants and similar amounts paid in previous yearUSD $ 0
Total revenue in current fiscal yearUSD $ 335,261,589
Total revenue in previous fiscal yearUSD $ 312,698,066
Contributions and grants from current yearUSD $ 3,189,311
Contributions and grants from previous yearUSD $ 4,251,106
Total of other revenueUSD $ 3,121,957
2014-12-31
Total unrelated business incomeUSD $ 0
Program Service Revenue from prior yearUSD $ 293,825,892
Program Service Revenue from current yearUSD $ 301,369,452
Investment Income from prior yearUSD $ 463,460
Investment Income from current yearUSD $ 3,176,292
Other Revenue from prior yearUSD $ 11,273,963
Other Revenue from current yearUSD $ 3,901,216
Gross receipts from all sourcesUSD $ 314,794,895
Net assets / fund balances at end of fiscal yearUSD $ 0
Net assets / fund balances at beginning of fiscal yearUSD $ 0
Total liabilities at end of fiscal yearUSD $ 1,035,629,330
Total liabilities at beginning of fiscal yearUSD $ 912,014,925
Total assets at end of fiscal yearUSD $ 1,035,629,330
Total assets at beginning of fiscal yearUSD $ 912,014,925
Revenues less expenses for current yearUSD $ 649,142
Total expenses for current yearUSD $ 312,048,924
Total expenses for previous yearUSD $ 308,680,293
Other expenses in current yearUSD $ 182,481,595
Other expenses in previous yearUSD $ 183,416,418
Total fundraising expenses in current yearUSD $ 0
Professional fundraising fees from current yearUSD $ 0
Professional fundraising fees from previous yearUSD $ 0
Employee salary and benefits paid in current yearUSD $ 129,567,329
Employee salary and benefits paid in previous yearUSD $ 125,263,875
Benefits paid to or for members in current yearUSD $ 0
Benefits paid to or for members in previous yearUSD $ 0
Grants and similar amounts paid in current yearUSD $ 0
Grants and similar amounts paid in previous yearUSD $ 0
Total revenue in current fiscal yearUSD $ 312,698,066
Total revenue in previous fiscal yearUSD $ 308,680,293
Contributions and grants from current yearUSD $ 4,251,106
Contributions and grants from previous yearUSD $ 3,116,978
Total of other revenueUSD $ 3,901,216

Other Company Names associated with EIN

Midwest Independent Transmission
MIDCONTINENT INDEPENDENT SYSTEM

Organization Addresses

The following addresses have been detected as associated with Tax Indentification Number 431827033

USA Mailing Address
701 CITY CENTER DRIVE
CARMEL
IN
46032
Date first seen: 2007-01-01
Date last seen: 2026-10-02
USA Location Address
P.O. BOX 4202
CARMEL
IN
46082
Date first seen: 2007-01-01
Date last seen: 2025-12-31
USA Location Address
701 CITY CENTER DRIVE
CARMEL
IN
460327574
Date first seen: 2011-05-26
Date last seen: 2011-05-26
USA Location Address
720 CITY CENTER DRIVE
CARMEL
IN
46032
Date first seen: 2007-01-01
Date last seen: 2025-12-31
USA Mailing Address
P.O. BOX 4202
CARMEL
IN
460824202
Date first seen: 2010-07-23
Date last seen: 2010-07-23
USA Mailing Address
720 CITY CENTER DRIVE
CARMEL
IN
46032
Date first seen: 2007-01-01
Date last seen: 2026-10-03
401k Sponsor USA Address
P.O. BOX 4202
CARMEL
IN
460824202
Date first seen: 2025-07-31
Date last seen: 2025-02-03
401k Sponsor USA Address
720 CITY CENTER DRIVE
CARMEL
IN
46032
Date first seen: 2007-01-01
Date last seen: 2025-12-31

Nearby companies/organizations

The following companies are located in the same ZIP code areas:

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