Fiscal year ending 2024. Filed on November 13, 2025.
720 City Center Dr
Carmel, Indiana 46032
Midcontinent Independent System Operator Inc. (EIN: 43-1827033) has filed an IRS Form 990 since at least fiscal year 2016. In its fiscal year 2024 IRS Form 990 filing, Midcontinent Independent System Operator Inc., a 501(c)(4) civic league or social welfare organization, reported compensation for 31 out of 1,271 total employees. Among the employees shown here, the average compensation is $704,029. The highest compensated employee at Midcontinent Independent System Operator Inc. is John Bear with fiscal year 2024 compensation of $3,788,192.
Revenue
Expenses
Employee compensation
No board members were reported during this fiscal year.
MONITOR 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 CUSTOMERS.
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