Spartan Renewable Energy, Inc
Retail Power Marketer electric utility · Michigan · #3,173 of 3,199 U.S. utilities by customers · EIA utility #56279
Spartan Renewable Energy, Inc is a retail power marketer electric utility serving 3 customers in Michigan. In 2025 it sold 83.7 gigawatt-hours of electricity for $5.71M in revenue, an average realized rate of 6.82¢ per kWh across all customer classes and — per kWh for residential customers. EIA records its activities as: generation, buying transmission, retail marketing.
Customers, sales and rates by customer class (2025)
| Class | Customers | Sales (GWh) | Revenue | Avg realized rate | Share of sales |
|---|---|---|---|---|---|
| Industrial | 3 | 83.7 | $5.71M | 6.82¢ | |
| Total | 3 | 83.7 | $5.71M | 6.82¢ |
Average realized rate = revenue divided by sales as reported on EIA Form 861. It blends fixed charges, demand charges and riders into one per-kWh figure; it is not the utility's tariff rate. Estimated residential bill assumes the average residential customer's actual 2025 usage (— kWh/month).
Five-year trend
| Year | Customers | Sales (GWh) | Revenue | Residential rate |
|---|---|---|---|---|
| 2021 | 3 | 223 | $13.55M | — |
| 2022 | 3 | 219 | $16.38M | — |
| 2023 | 3 | 208 | $11.98M | — |
| 2024 | 3 | 208 | $12.51M | — |
| 2025 | 3 | 83.7 | $5.71M | — |
Energy supply (2025)
Net generation: 3.5 GWh
Wholesale power purchased: 83.7 GWh
Winter peak demand: 27 MW
Other large utilities in Michigan
- DTE Electric Company - 2,290,492 customers, residential 20.25¢
- Consumers Energy Co - (MI) - 1,900,985 customers, residential 20.66¢
- Great Lakes Energy Coop - 135,145 customers, residential 20.32¢
- City of Lansing - (MI) - 98,331 customers, residential 19.44¢
- Upper Peninsula Power Company - 53,997 customers, residential 27.98¢
- Cloverland Electric Co-op - 44,010 customers, residential 14.27¢
- Cherryland Electric Coop Inc - 39,114 customers, residential 17.29¢
- Upper Michigan Energy Resources Corp. - 37,420 customers, residential 17.46¢
All Michigan utilities and rates
Source: U.S. Energy Information Administration, Form EIA-861 2025 (filed by the utility; figures as published). Utility #56279 in the EIA frame.