Ammper Power LLC
Retail Power Marketer electric utility · Texas · #2,933 of 3,199 U.S. utilities by customers · EIA utility #65610
Ammper Power LLC is a retail power marketer electric utility serving 283 customers in Texas. In 2025 it sold 707 gigawatt-hours of electricity for $55.41M in revenue, an average realized rate of 7.84¢ per kWh across all customer classes and — per kWh for residential customers. EIA records its activities as: retail marketing.
Customers, sales and rates by customer class (2025)
| Class | Customers | Sales (GWh) | Revenue | Avg realized rate | Share of sales |
|---|---|---|---|---|---|
| Commercial | 283 | 707 | $55.41M | 7.84¢ | |
| Total | 283 | 707 | $55.41M | 7.84¢ |
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 |
|---|---|---|---|---|
| 2022 | 5 | 0.2 | $22.90K | — |
| 2023 | 7 | 4.8 | $479.50K | — |
| 2024 | 66 | 128 | $10.62M | — |
| 2025 | 283 | 707 | $55.41M | — |
Energy supply (2025)
Net generation: 0.0 GWh
Wholesale power purchased: 746 GWh
Winter peak demand: 79 MW
Energy losses: 5.2% of energy handled
Meters & rooftop solar (2025)
Customer-sited generation (net metering): 20 installations, 1.5 MW of capacity
Other large utilities in Texas
- TXU Energy Retail Co, LLC - 1,867,539 customers, residential 19.36¢
- Reliant Energy Retail Services - 1,646,366 customers, residential 18.38¢
- City of San Antonio - (TX) - 986,641 customers, residential 12.40¢
- Austin Energy - 577,889 customers, residential 13.14¢
- Entergy Texas Inc. - 531,824 customers, residential 13.89¢
- Pedernales Electric Coop, Inc - 474,954 customers, residential 12.75¢
- Just Energy - 474,201 customers, residential 16.82¢
- El Paso Electric Co - 470,748 customers, residential 13.01¢
Source: U.S. Energy Information Administration, Form EIA-861 2025 (filed by the utility; figures as published). Utility #65610 in the EIA frame.