Signal Peak Energy

What Signal Peak Energy does

Signal Peak Energy, LLC is a private U.S. coal producer that operates the Bull Mountains Mine near Roundup, Montana — the state's only underground coal mine and only longwall mining operation. Founded in 1998 and headquartered at 100 Portal Drive, Roundup, MT, the company runs a single-asset extraction business using longwall mining methods to produce thermal coal from reserves projected to last 50+ years. The company employs 251–500 people and markets its product under a behavior-based safety program and cutting-edge underground production methods.

The company's revenue model is B2B commodity sales: coal extracted at the Bull Mountains Mine is sold directly to power generation utilities and industrial buyers via enterprise field sales channels, with inbound inquiries routed through the company website (signalpeakenergy.com) and a dedicated phone line ((406) 323-4500). There is no software platform or multi-product offering; the underlying technology is the longwall mining system, supported by a monthly site production and safety bonus plan and a competitive employment package featuring a $30/hour starting wage, 100% company-paid family health insurance, and a 401(k) with immediate vesting.

Signal Peak was previously a wholly owned subsidiary of FirstEnergy and was divested in Q2 2025 for $47.5 million, ending FirstEnergy's remaining financial and operational exposure. The current ownership structure is not publicly disclosed. The company continues active operations and remains engaged in federal policy discussions — including a June 2026 U.S. Department of Energy visit to the mine and ongoing controversy over the proposed Crow Revenue Act, which would transfer federal coal lands to Signal Peak through a private intermediary and could materially affect the company's reserve base and Musselshell County tax exposure (up to $11.6 million annually).

Name

Signal Peak Energy

Legal name

Signal Peak Energy, LLC

Website

https://signalpeakenergy.com

Company type

Private

Founded year

1998

Operating status

Operating

Headcount range

251–500 employees

Short description

Signal Peak Energy, LLC operates Montana's only underground longwall coal mine (Bull Mountains Mine) near Roundup, MT, producing thermal coal sold directly to power generation utilities and industrial buyers, with reserves lasting 50+ years and a workforce of 251–500 employees.

Ownership category

akta.pro rank

Product category

Underground Coal Mining

NAICS

Underground Coal Mining (212115), Coal Mining (2121)

SIC

Bituminous Coal & Lignite Mining (1220), Bituminous Coal & Lignite Surface Mining (1221)

akta.pro primary industry

Coal Preparation & Beneficiation (Washing, Crushing, Screening) (IMAKAIAH)

akta.pro secondary industries

Coal Extraction Operations (Surface & Underground) (IMAKAIAG), Coal Exploration & Resource Development (IMAKAIAE)

Keywords

• Underground coal mining
• Thermal coal production
• Longwall mining
• Coal extraction services
• Mining safety programs

Headquarters

HQ city

Roundup

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Infrastructure, Marketing or Sales, Technology or R&D

Revenue model

1. Underground coal sales: Signal Peak generates revenue by extracting and selling coal from its Bull Mountains Mine in Roundup, MT, operating under long-reserve (50+ years) production capacity. Sales are made to industrial/utility buyers in a commodity-style, transactional structure. The asset was most recently divested by FirstEnergy for $47.5 million, indicating a meaningful standalone enterprise value.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Signal Peak Energy extracts and sells thermal coal produced from the Bull Mountains Mine, Montana's only underground longwall coal mining operation located near Roundup, MT. The mine produces bulk coal for power generation utilities and industrial buyers, supported by reserves projected to last 50+ years and a behavior-based safety program. Sales are direct B2B transactions negotiated with utility and industrial customers, with no retail or third-party reseller channels.

Product overview

Signal Peak Energy offers a single unified product — the Bull Mountains Mine, Montana's only underground longwall coal mine near Roundup, MT. There is no platform-plus-modules software architecture; the company's offering centers on physical coal production supported by an integrated employment program (with industry-leading benefits and a $30/hour starting wage) and a Community Foundation that channels donations to local non-profits in the Roundup and Billings area.

Differentiator

Problem solved

Functional benefit

Products and services

• Bull Mountains Mine Thermal Coal Thermal coal extracted from Montana's only underground longwall mine near Roundup, MT, sold in bulk to power generation utilities and industrial buyers. Production uses longwall mining methods with reserves projected to last 50+ years, supporting long-duration offtake supply security.

Quantifiable outcome

• 50+ years of mineable coal reserves
• +4 more outcomes

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Scale indicators7 records

Recent moves6 records

Expansion highlights4 records

Broad incumbents

• Vistra Corp: Large U.S. power generator with significant coal-fired generation capacity. Comparable as a downstream customer and counterpart for Signal Peak's thermal coal offtake, even though Vistra operates in generation rather than mining.
• NACCO Industries: Diversified holding company whose North American Coal segment operates surface and underground lignite and thermal coal mines across the U.S. Comparable to Signal Peak as a U.S. thermal coal producer, though more diversified across mining methods and end markets.

Direct peers

• Peabody Energy: One of the largest U.S. coal producers with significant thermal coal mining operations, including underground and surface mines across multiple states. Highly comparable as a thermal coal producer selling into power generation and industrial markets, though substantially larger and more diversified than Signal Peak.
• Arch Resources: U.S.-based thermal and metallurgical coal producer with both underground and surface operations. Directly comparable to Signal Peak as a coal miner selling thermal coal into power generation markets, with a similar focus on U.S. domestic and export offtake.
• Alpha Metallurgical Resources: U.S. metallurgical coal producer with underground and surface mining operations. While Alpha focuses on metallurgical rather than thermal coal, it is a directly comparable underground coal miner with similar operational model and customer base of industrial buyers.
• CONSOL Energy: U.S. coal producer with a portfolio that includes the Pennsylvania Mining Complex, one of the largest underground coal operations in the country. Directly comparable to Signal Peak as a longwall-capable underground thermal coal operator.
• Alliance Resource Partners: Master limited partnership that operates multiple underground coal mines in the Illinois Basin and Appalachia, producing thermal coal for utilities and industrial buyers. Closely comparable to Signal Peak as an underground coal miner with a utility-focused offtake model.
• American Consolidated Natural Resources: Privately held U.S. underground coal producer operating primarily in Appalachia. Directly comparable to Signal Peak as a private underground thermal coal miner with similar operating model and customer base, and structurally similar in scale and ownership profile.
• Westmoreland Mining Holdings: U.S.-based coal mining operator with both surface and underground mines producing thermal coal primarily for utility customers. Comparable to Signal Peak as a thermal coal miner serving the same power generation end market, though more geographically diversified.

Regional players

• Whitehaven Coal: Australia's largest independent thermal coal producer with underground and open-cut mines. Comparable as a thermal coal miner focused on export markets, particularly Asia-Pacific; relevant as a regional peer for understanding export-channel dynamics relevant to Signal Peak's federal-engagement-driven export opportunity.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Signal Peak Energy