NorthWestern Corporation
208 N Montana Ave''''''''' Helena, MT 59601Company Summary Information
According to FERC EQR data, NorthWestern Corporation had a total of $14.3M in seller transasctions and $15.8M in buyer transasctions in 2025 Q2.
| Company Name | NorthWestern Corporation |
|---|---|
| Location | 208 N Montana Ave''''''''' Helena, MT 59601 |
| EIA Data | No EIA Information Available |
FERC Seller Summary
| Seller Dates Available | Jul 2013 to Oct 2025 |
|---|---|
| Seller Total Transaction Charges | $1.15B |
| Seller Total Transactions | 17,905,652 |
| Seller 2025 Q2 Transaction Charges | $14.29M |
| Seller 2025 Q2 Transactions | 739,772 |
FERC Buyer Summary
| Buyer Dates Available | Jul 2013 to Oct 2025 |
|---|---|
| Buyer Total Transaction Charges | $1.02B |
| Buyer Total Transactions | 166,134 |
| Buyer 2025 Q2 Transaction Charges | $15.78M |
| Buyer 2025 Q2 Transactions | 1,916 |
Map of NorthWestern Corporation Locations
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Monthly FERC Transaction Charges by Type
Monthly aggregates and sums are derived from FERC Electronic Quarterly Reports (EQR)
Other Companies Listed Alphabetically
A list of companies close to NorthWestern Corporation when arranged alphabetically. They do not neccessarily have any association with NorthWestern Corporation.
| Company Name | Company Location | EIA Annual Generation | FERC 2025 Q2 Transactions |
|---|---|---|---|
| Northern Water Hydropower Enterprise | Berthoud, CO | 6.0 GWh | - |
| Northfield Community Solar | Scottsdale, AZ | 8.7 GWh | - |
| Northfield Holdco LLC | Princeton, NJ | 8.8 GWh | - |
| Northfield Mountain LLC | Burlington, MA | - | $23.90M |
| Northlake Energy | East Chicago, IN | 713.9 GWh | - |
| Northstar Clean Energy | Jackson, MI | 281.2 GWh | - |
| Northstar MACY's Maryland 2015, LLC | Scottsdale, AZ | 1.9 GWh | - |
| Northumberland Solar, LLC | Arlington, VA | 18.0 GWh | - |
| Northwest Community Hospital | Arlington Heights, IL | 527.4 MWh | - |
| Northwest Ohio Wind, LLC | Haviland, OH | 286.2 GWh | $2.84M |
| Northwestern Energy LLC - (MT) | Butte, MT | 3.8 TWh | $18.52M |
| Northwestern Lake Forest Hospital | Lake Forest, IL | 335.0 MWh | - |
| Norton Powerhouse 2 | Worcester, MA | 31.3 GWh | - |
| Norwest Energy 7, LLC | Asheville, NC | 18.4 GWh | - |
| Nostrand Solar, LLC | San Francisco, CA | 4.9 GWh | - |
| Notus Clean Energy LLC | E. Falmouth, MA | 4.6 GWh | - |
| Nova Power, LLC | Houston, TX | -127.1 GWh | $29.54M |
| Novo Biopower LLC | Snowflake, AZ | 185.2 GWh | $6.43M |
| NRG Arthur Kill Operations Inc | Staten Island, NY | 2.2 TWh | - |
| NRG Business Marketing LLC | Princeton, NJ | - | $681.95M |
Top 20 Companies Associated with NorthWestern Corporation
A list of the top 20 companies associated with NorthWestern Corporation in terms of total FERC EQR transactions charges. Total Transaction Charges are based on FERC EQR data obtained since Q3 2013.
| Company Name | 2025 Q2 Transactions w/ NorthWestern Corporation |
|---|---|
| Powerex Corp. | $7.33M |
| Macquarie Energy Trading LLC | $7.05M |
| California Independent System Operator Corporation | $5.92M |
| Mtsun LLC | $2.29M |
| Apex Solar LLC | $1.96M |
| Bonneville Power Administration | $1.08M |
| Energy Keepers, Inc. | $620.71k |
| The Energy Authority, Inc. | $599.25k |
| Shell Energy North America (US), L.P. | $547.65k |
| EDF Trading North America, LLC | $490.08k |
| Altop Energy Trading LLC | $341.18k |
| Avista Corporation | $290.52k |
| Portland General Electric Company | $243.59k |
| Dynasty Power Inc. | $184.79k |
| Transalta Energy Marketing Corp. | $176.83k |
| Avangrid Power, LLC | $164.78k |
| Conocophillips Company | $131.15k |
| Eugene Water & Electric Board | $125.59k |
| Albertaex, L.P. | $99.91k |
| Guzman Energy, LLC | $95.14k |
Company Contacts
A list of all company contacts obtained from FERC EQR data since 2013
| Contact | Title | Phone | Address | FERC Filing Periods | |
|---|---|---|---|---|---|
| FERC Regulatory Analyst | 2023Q1 - 2025Q3 | ||||
| FERC Regulatory Analyst | 2025Q2 - 2025Q3 | ||||
| FERC Regulatory Analyst | 2025Q1 - 2025Q1 | ||||
| FERC Regulatory Analyst | 2024Q4 - 2024Q4 | ||||
| FERC Regulatory Analyst | 2024Q3 - 2024Q3 | ||||
| FERC Regulatory Analyst | 2024Q2 - 2024Q2 | ||||
| FERC Compliance & Policy Analyst|Manager, FERC Compliance & Policy | 2022Q2 - 2023Q4 | ||||
| FERC Regulatory Analyst | 2023Q3 - 2023Q3 | ||||
| FERC Analyst | 2021Q1 - 2022Q1 | ||||
| FERC Analyst | 2020Q4 - 2020Q4 | ||||
| FERC Compliance Specialist | 2013Q3 - 2020Q3 |
The 20 Most Recent FERC EQR Transactions
Displaying Results 1 to 20 of 19,843,975 ( 0.796s )| Seller Name | Buyer Name | Product | Transaction Group Ref # | Begin Date | End Date | Trade Date | Quantity | Price | Units | Transmission Charge | Transaction Charge | FERC Tariff Ref | Contract Service Agreement | Contract Filing Type | Contract Execution Date | Contract Commencement Date | Contract Termination Date | Timezone | Balancing Authority | Point of Delivery Hub | Class | Term | Increment | Increment Peaking | Filing Type | Broker Exchange |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NorthWestern Energy Public Service Corporation | SOUTHWEST POWER POOL | ENERGY | RTAEN0000000000000925807 | 2025-09-30 23:55 | 2025-10-01 00:00 | 2025-09-30 | 0.057 | $-4.3347 | $/MWH | $0.00 | $0.25 | NWPS Market Based Rate Tariff, 2.0.0 | SA FIRST REVISED 3099 (SPP) | New | 2024-01-01 | 2024-01-01 | CentralDaylight2 | SWPP | WAUE.NWPS.NEAL4 | Firm | ShortTerm | FiveMinute | OffPeak | New | ||
| NorthWestern Energy Public Service Corporation | SOUTHWEST POWER POOL | ENERGY | DAAEN0000000000009252018 | 2025-09-30 23:00 | 2025-10-01 00:00 | 2025-09-29 | 23 | $-17.1476 | $/MWH | $0.00 | $-394.39 | NWPS Market Based Rate Tariff, 2.0.0 | SA FIRST REVISED 3099 (SPP) | New | 2024-01-01 | 2024-01-01 | CentralDaylight2 | SWPP | WAUE.NWPS.TITAN | Firm | ShortTerm | Hourly | OffPeak | New | ||
| NorthWestern Corporation | CALIFORNIA INDEPENDENT SYSTEM OPERATOR CORPORATION | ENERGY | PRSC9B7C59FCD20F47059996 | 2025-09-30 23:55 | 2025-10-01 00:00 | 2025-09-30 | 0.0878 | $22.58947 | $/MWH | $0.00 | $1.98 | NWE Market Based Rate Tariff, 3.0.0 | EIM PR Agreement | New | 2020-08-13 | 2020-08-13 | PacificPrevailing2 | HUB | NWMT | Firm | ShortTerm | FiveMinute | OffPeak | New | ||
| NorthWestern Corporation | CALIFORNIA INDEPENDENT SYSTEM OPERATOR CORPORATION | ENERGY | PRSC9EBDD0D45A8C47DBB588 | 2025-09-30 23:55 | 2025-10-01 00:00 | 2025-09-30 | 0.15 | $20.516769 | $/MWH | $0.00 | $3.08 | NWE Market Based Rate Tariff, 3.0.0 | EIM PR Agreement | New | 2020-08-13 | 2020-08-13 | PacificPrevailing2 | HUB | NWMT | Firm | ShortTerm | FiveMinute | OffPeak | New | ||
NorthWestern Corporation Name and Address Permutations
Due to the nature of the data we have to make some assumptions when determining if two companies are the same. So to be transparent about how we're calculating some of the summary values, here are all the company names and addresses that were combined to create this record. While we try to make sure everything is as accurate as possible we can't guarantee complete accuracy for all records.
| Company Name | Company Address |
|---|---|
| NorthWestern Corporation | 121 E Griffin DR Bozeman, MT 59718 |
| NorthWestern Corporation | 121 E Griffin DR Bozeman, MT 59771 |
| NorthWestern Corporation | 208 N Montana Ave Helena, MT 59601 |
| NorthWestern Corporation | 5151 Harrison Ave. Butte, MT 59701 |