CMS Energy

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About CMS Energy

CMS Energy is a retail power marketer. The largest county serviced by CMS Energy is Oakland County, but the company also operates in in 58 counties in the state of Michigan. The company has 1,643,913 residential accounts, 227,444 commercial customers and 1,346 industrial customers whom they provide electricity to. On average, CMS Energy's residential electricity price is 18.05 cents per kilowatt hour, which is 27.94% higher than the nationwide average rate of 14.11 cents. This makes the provider 2819th lowest for average electricity price out of 2923 providers in the US. There were a total of 9,691,185 megawatt hours sold to wholesale customers. During the same timeframe, the provider generated 14,255,652 megawatt hours and acquired 28,881,453 megawatt hours via the wholesale electricity market. Their total revenue for 2020 from electricity related activities was $4,513,105,800, with $4,124,723,000 coming from retail sales to end users and $222,603,500 from sales to the wholesale electricity market.

The average residential electricity bill for a consumer of CMS Energy is $121.42. Customers of the company pay a 2.33% markup compared to other residents of the state. Electricity generation plants owned or managed by the supplier use non-renewable fuel types to generate 90.58% of their total electricity production, or 22,039,577.17 megawatt hours. This amount ranks them at 59th out of 3509 providers in the US. They rank 346th out of the 3509 companies we track in the nation for their ratio of renewable versus non-renewable fuel sources used. Roughly 8.20% of the electricity produced by the provider is from wind turbines.

Energy Loss

All electricity suppliers who generate electricity suffer from some energy loss via heat depletion or alternative factors. CMS Energy is not an exception, as they average a yearly loss of around 4.72% of the total electricity they produce. The state of Michigan has an energy loss average of 3.81% and the countrywide average is 2.76%, resulting in CMS Energy receiving a rank of 821st best out of 3509 providers reporting energy loss in the country.

CMS Energy Rate & Electric Bills

CMS Energy residential electric rates are highest in January and the highest average bill is in December.

Historical Electricity Rates:

Price Per kWhAverage Bill$0.187/kWh$0.151/kWh$168.59/mo.$81.93/mo.
2819th18.05¢CMS Energy's Average residential price per kWh
1855th$121.42Average monthly electricity bill for CMS Energy's residential customers

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CMS Energy Overview

  • Company Type:Retail Power Marketer
  • Subsidiary Company:Consumers Energy
  • Headquarters:One Energy Plaza
    Jackson, Michigan 49201
    United States of America
  • CEO:John G. Russell

CMS Energy Contact

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Quick Facts About CMS Energy

CMS Energy has the 62nd highest total electricity production in the US, producing 24,330,764.85 megawatt hours.

CMS Energy's electricity plants generate 10,030,388.61 megawatt hours from the burning of natural gas.

CMS Energy produces 10,815,765.32 megawatt hours of electricity from the use of coal, ranking CMS Energy 39th out of 3509 suppliers in the country.

CMS Energy produces 5,548 megawatt hours of electricity (or 0.02% of their total production) from solar energy.

Energy provider of the year for Ohio, Major Provider Category
Top 3 Largest Producer of Renewable Electricity
Ohio, Major Provider Category
Claim Award
Energy provider of the year for North Carolina, Major Provider Category
Highest Ratio of Renewable Electricity
North Carolina, Major Provider Category
Claim Award
Energy provider of the year for Ohio, Major Provider Category
Highest Ratio of Renewable Electricity
Ohio, Major Provider Category
Claim Award

Energy Loss

CMS Energy's energy loss due to business operations.


Total Energy Loss


821 National Rank

CMS Energy Energy Makeup

CMS Energy Coverage Map

Coverage Map Placeholder

CMS Energy State Coverage

StateCustomersSales ($)State Rank Based On Revenue% of Provider's Residential Sales in State

CMS Energy County Coverage

CountyPopulationProvidersAvg. County Rate (¢)Avg. Electric Bill
Alcona County10,167417.31$107.48/mo
Allegan County120,502517.50$117.07/mo
Antrim County23,431416.80$111.68/mo
Arenac County15,002318.07$121.41/mo
Barry County62,423516.90$118.54/mo
Bay County103,856417.80$119.16/mo
Benzie County17,970416.85$115.11/mo
Branch County44,862517.82$119.48/mo
Calhoun County134,310617.71$119.92/mo
Charlevoix County26,054516.77$111.47/mo

Power Plants Owned by CMS Energy

PlantCity/CountyStatePrimary Fuel TypeProduction (MWh)Emission (kg)Emissions/MWhToxic Chemical ReleaseClosing Date
Ottawa County MI Coal 8,180,882.018,111,418,342.44991.51
Zeeland Generating StationConsumers Energy (100.00%)
Zeeland MI Natural Gas 4,314,5271,758,772,656.9407.64
Dearborn Industrial GenerationCMS Energy (100.00%)
Dearborn MI Natural Gas 4,196,2502,749,917,774.5655.33
Bay County MI Coal 3,080,1923,206,388,640.151,040.97
Jackson Generating StationConsumers Energy (100.00%)
Jackson MI Natural Gas 2,344,4201,052,072,831.04448.76
Cross Winds Energy ParkConsumers Energy (100.00%)
Tuscola County MI Wind 661,158
TES Filer City StationCMS Energy (50.00%)KCR Power Co LLC (5.00%)Western Michigan Cogeneration LP (44.00%)Louisiana Iron Works Inc (1.00%)
Filer City CDP MI Coal 500,732475,208,853.27949.03
Gratiot Farms Wind ProjectConsumers Energy (100.00%)
Montcalm County MI Wind 402,418
Crescent Wind ParkConsumers Energy (100.00%)
Hillsdale County MI Wind 387,462
Northwest Ohio WindCMS Energy (100.00%)
Paulding County OH Wind 305,148

CMS Energy Fuel Makeup

Natural Gas
Natural Gas
Natural Gas
Natural Gas
Natural Gas
Blast Furnace Gas
Wood/Wood Waste Solids

Cities CMS Energy Has Coverage

* City coverage generated based on government data. Always verify you can get service from the provider.

CMS Energy Reviews

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CMS Energy FAQ:

Who is the CEO of CMS Energy?

CMS Energy's current CEO is John G. Russell.

How many counties does CMS Energy have customers in in?

There are 58 counties that receive at least some electricity coverage by CMS Energy including Michigan.

What is the average bundled electricity rate for CMS Energy customers?

CMS Energy's current average bundled electricity rate is 18.05 cents per kilowatt hour (¢/kWh), compared to the average Michigan bundled rate of 17.65 cents and the average national rate of 14.11 cents.

Does CMS Energy have any subsidiary companies?

Consumers Energy is owned by CMS Energy.

What is the phone number for CMS Energy?

The CMS Energy phone number is (517) 788-0550.

What percentage of CMS Energy's electricity is produced using nonrenewable fuel types?

CMS Energy produces 90.58% of their electricity from nonrenewable fuel sources.

How many power plants are owned by or associated with CMS Energy?

There are 31 power plants associated with or owned by CMS Energy.

What percentage of CMS Energy's electricity is generated using renewable fuel types?

CMS Energy generates 9.42% of their electricity using renewable fuel sources.

How much is the average bundled bill for CMS Energy customers each month?

Consumers of CMS Energy pay, on average, a monthly bundled bill of $121.42.

What cities does CMS Energy offer service to?

CMS Energy serves 299 cities throughout the US.

Last Reviewed By: King Manalo
Published: 2022-03-13