Wellhead Electric Company

What Wellhead Electric Company does

Wellhead Electric Company, Inc. is a privately held developer and operator of energy generation and energy storage facilities headquartered in Sacramento, California. Founded in 1982, the company has developed and operated in excess of 600 MW of power generation capacity across California and neighboring states, including 8 natural gas power plants spanning peakers, combined-cycle, and cogeneration configurations. Its flagship technology is the Hybrid EGT (Enhanced Gas Turbine), jointly developed with General Electric and trademarked as EGT®, which integrates GE LM6000 gas turbines with tightly coupled battery energy storage systems to reduce start-up costs, fuel burn, and emissions. Wellhead also develops solar PV (3 MW in California's Central Valley) and operates utility-scale battery storage projects such as the Stanton Battery Energy Storage (68.8 MW) and Stanton Energy Reliability Center (98 MW hybrid).

The company operates through a Design-Develop-Build-Operate model, generating revenue via long-term Power Purchase Agreements (PPAs, typically 10-30 years) with California's three major IOUs — PG&E, SCE, and SDG&E — as well as Resource Adequacy (RA) capacity contracts, project development and ownership, and EPC and permitting services delivered through its PEPC (Permitting and EPC) model. It also offers aftermarket hybrid upgrade solutions for existing gas-fired facilities. Customer segments include utilities and grid operators (primary), local governments and municipalities, and third-party power plant owners. Wellhead is currently developing three new facilities (two in the San Diego region, one in Ventura County) and received approval for the $75 million Chula Vista Energy Center 2, a 50 MW battery storage project using Tesla Megapack 2 technology. The company employs approximately 50 people across power plant technicians, engineers, project developers, and specialists.

Name

Wellhead Electric Company

Legal name

Wellhead Electric Company, Inc.

Website

https://wellhead.com

Company type

Private

Founded year

1982

Operating status

Operating

Headcount range

11–50 employees

Short description

Wellhead Electric Company is a privately held Sacramento-based developer and operator of energy generation and storage facilities, specializing in natural gas, hybrid EGT, and battery storage projects serving California's IOUs and municipalities through long-term PPAs and Resource Adequacy contracts.

Ownership category

akta.pro rank

Product category

Power Generation Infrastructure

NAICS

Fossil Fuel Electric Power Generation (221112), Electric Power Generation (22111), Solar Electric Power Generation (221114)

SIC

Electric Services (4911), Cogeneration Services & Small Power Producers (4991)

akta.pro primary industry

Gas-Fired Power Plant Development & IPP Ownership (Greenfield/Brownfield) (EUACABAI)

akta.pro secondary industries

Thermal Power Plant EPC (Gas/Coal/Oil) (EUAEAAAA), Asset Management & Owner’s Engineering (Lifecycle Strategy, Budgeting, Technical Due Diligence) (EUAMAGAJ), Utility-Scale Power Generation Asset Management (EUAEAMAA), Development Management & Owner’s Engineering (Design Basis, Yield, Technical Due Diligence) (EUAMAAAG)

Keywords

• Power generation development
• Battery energy storage
• Natural gas plants
• Hybrid gas turbines
• Energy project permitting

Headquarters

HQ city

Sacramento

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Infrastructure, Personnel, Operations, Technology or R&D, Supply Chain

Revenue model

1. Power Purchase Agreements (PPAs): Long-term power purchase agreements with utilities such as PG&E, SCE, and SDG&E providing revenue through electricity sales over contract periods typically ranging from 10-30 years.
2. Resource Adequacy (RA) Capacity Contracts: Contracts providing local and regional capacity and ancillary services to the electric grid, generating revenue through capacity payments.
3. Project Development and Ownership: Developing and operating energy generation and storage facilities, selling electricity and capacity to utilities and grid operators.
4. EPC and Permitting Services: Engineering, procurement, and construction services along with permitting services through PEPC model for external project owners.
5. Aftermarket Hybrid Upgrade Solutions: Providing hybrid upgrade solutions for existing gas-fired facilities.

Go-to-market motion2 records

Distribution channels1 record

Marketing channels4 records

Core offering

Wellhead Electric Company is a privately held developer and operator of innovative energy generation and energy storage facilities, primarily natural gas, solar PV, and battery storage plants in California. The company uses a Design-Develop-Build-Operate model, owns and operates 600+ MW of generation assets under long-term PPAs, and provides EPC, permitting, operations and maintenance, and aftermarket hybrid upgrade services for energy facilities.

Product overview

Wellhead Electric Company is a privately held developer and operator of innovative energy generation and energy storage facilities, offering a portfolio of services that includes Natural Gas (peakers, combined-cycle, and co-generation plants), Hybrid EGT (a jointly developed GE-Wellhead solution combining gas turbines with integrated battery storage for enhanced grid efficiency), Solar & Storage (PV project development and operations), Permitting (in-house project permitting services), Operations & Maintenance, and Innovation (custom equipment design). The company also operates specific facilities including the Stanton Battery Energy Storage (68.8 MW) and Stanton Energy Reliability Center (98 MW hybrid). Since 1982, Wellhead has developed and operated over 600MW of power generation facilities in California, and provides aftermarket hybrid upgrade solutions for existing gas-fired facilities.

Differentiator

Problem solved

Functional benefit

Products and services

• Natural Gas Power Plants Development, ownership, and operation of natural gas-fired peakers, combined-cycle, and cogeneration plants selling electricity and capacity to utilities and grid operators under long-term PPAs and Resource Adequacy contracts.
• Hybrid EGT (Enhanced Gas Turbine)

Quantifiable outcome

• 600+ MW of power generation developed and operated since 1982
• +5 more outcomes

Named customers6 records

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Two partnerships are on record, tiered core.

• General Electric (GE)coreStrategic or Co-development PartnerCo-developed the Hybrid EGT technology combining GE LM6000 gas turbines with battery storage systems. GE provides turbine technology while Wellhead contributes hybrid integration expertise and proprietary software systems. This partnership has resulted in the industry-changing EGT® solution deployed at Stanton Energy Reliability Center and other facilities.
• W Power, LLCcoreStrategic or Co-development PartnerW Power, LLC co-owns the Stanton Battery Energy Storage (68.8 MW) and Stanton Energy Reliability Center (98 MW) projects. Wellhead operates these facilities providing local and regional capacity and ancillary services to the electric grid in Southern California Edison's service territory.

Scale indicators4 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Calpine Corporation: Largest US fleet of natural gas-fired and geothermal generation, with significant California exposure including combined-cycle and peaker assets contracted to the same IOUs (PG&E, SCE, SDG&E) that Wellhead serves. Directly comparable as a California IPP monetizing capacity and energy under PPAs and RA contracts.
• Clearway Energy: Renewable and conventional generation IPP operating utility-scale solar, wind and natural gas assets across the US, including California. Highly comparable business model of developing, owning and operating contracted generation with long-dated PPAs and RA capacity revenue.
• AES Corporation: Global IPP with a major US renewables and battery storage development pipeline, including significant California activity through AES Clean Energy. Directly comparable as a developer-operator monetizing PPAs, RA capacity and storage in CAISO markets.

Broad incumbents

• Vistra Corp: One of the largest US power generators with substantial California presence and an active battery storage development pipeline, including standalone and hybrid projects. Comparable as an incumbent IPP competing for CAISO RA capacity with similar gas-plus-storage technology positioning.
• NRG Energy: Large US retail electricity and generation company with California generation assets and a growing battery storage portfolio via Vivint and direct development. Comparable as a broad incumbent IPP competing for the same RA capacity and PPA contracts that underpin Wellhead’s revenue.

Emerging players

• Avantus (formerly 8minute Solar Energy): Leading California-headquartered solar and storage developer with deep permitting and CAISO market expertise. Comparable as a focused California renewable-plus-storage developer competing for the same utility PPAs and capacity contracts.
• Eolian LP: Independent developer of utility-scale battery energy storage projects across multiple US ISOs, including California. Comparable as an emerging IPP focused on monetizing storage capacity through RA and ancillary services in the same CAISO markets Wellhead targets.
• LS Power Development: Private developer, owner and operator of generation and transmission assets across the US, including significant California battery storage and gas peaker positions. Comparable as a privately-held multi-technology IPP with similar contract structures and California exposure.

Others

• GE Vernova: Independent GE spin-off covering power generation equipment including the LM6000 gas turbine that anchors Wellhead’s EGT platform, and Wellhead’s core technology co-development partner. Relevant as an enabler and OEM relationship rather than a competitor.
• Tesla Energy: Supplier of Megapack 2 battery systems used at Wellhead’s Chula Vista Energy Center 2 and a competitor in standalone storage development. Relevant as an ecosystem participant and battery supplier whose roadmap directly impacts Wellhead’s hybrid project economics.

Market position

Strengths2 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Subsidiaries8 records

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 Wellhead Electric Company