Greyrock Energy Overview

  • Year Founded
  • 2006

Year Founded

  • Status
  • Acquired/​Merged

  • Employees
  • 17

Employees

  • Latest Deal Type
  • Buyout/​LBO

  • Financing Rounds
  • 7

Greyrock Energy General Information

Description

Designer and manufacturer of chemical and fuel production systems designed to transform a variety of gas resources into premium transportation fuels. The company develops distributed fuel production systems that help in the transformation of methane-rich steam including coal mine methane, flare gas and biogas, thereby helping solve key environmental and energy-related challenges by leveraging technology.

Contact Information

Website
www.greyrock.com
Formerly Known As
Pacific Renewable Fuels
Ownership Status
Acquired/Merged
Financing Status
Private Equity-Backed
Corporate Office
  • 2020 L Street
  • Suite 120
  • Sacramento, CA 95811
  • United States
Primary Industry
Oil and Gas Equipment
Acquirer
Infinium Holdings
Vertical(s)
Manufacturing, Oil & Gas
Corporate Office
  • 2020 L Street
  • Suite 120
  • Sacramento, CA 95811
  • United States

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Greyrock Energy Valuation & Funding

Deal Type Date Amount Valuation/
EBITDA		 Post-Val Status Debt

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Greyrock Energy Comparisons

Description
Primary
Industry
HQ Location
Employees
Total Raised
Post Valuation
Last
Financing
Details
Designer and manufacturer of chemical and fuel production systems designed to transform a variety of gas resources into
Oil and Gas Equipment
Sacramento, CA
17 As of 2024

London, United Kingdom
 

New York, NY
 
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Greyrock Energy Competitors (7)

One of Greyrock Energy’s 7 competitors is Compact GTL, a Formerly PE-Backed company based in London, United Kingdom.

Company Name Financing Status Location Employees Total Raised Last Financing Date/Type Last Financing Amount
Compact GTL Formerly PE-Backed London, United Kingdom
Plug Power Formerly VC-backed New York, NY
Nuvera Corporate Backed or Acquired Billerica, MA
Electrochaea Venture Capital-Backed Planegg, Germany
Rocky Mountain Clean Fuels Venture Capital-Backed Calgary, Canada
You’re viewing 5 of 7 competitors. Get the full list »

Greyrock Energy Patents

  • 129

    Total Documents Applications and Grants

  • Total Patents Families

  • 100

    Granted

  • 10

    Pending

  • Expiring in next 12 mo

Greyrock Energy Recent Patent Activity

Publication ID Patent Title Status First Filing Date Technology (CPC) Citations
EP-4743552-A2 Process for the production of liquid fuels using biomass gasification integrated with an electrolyzer Pending 10-Jul-2023
US-20250019606-A1 Process for the production of liquid fuels using biomass gasification integrated with an electrolyzer Pending 10-Jul-2023
WO-2025014540-A2 Process for the production of liquid fuels using biomass gasification integrated with an electrolyzer Inactive 10-Jul-2023
WO-2025014540-A3 Process for the production of liquid fuels using biomass gasification integrated with an electrolyzer Inactive 10-Jul-2023
EP-4739646-A1 Process and catalysts for the production of ethylene and propylene from low-carbon syngas Pending 07-Jul-2023 C07C11/06
To view Greyrock Energy’s complete patent history, request access »

Greyrock Energy Signals

Growth Rate

Weekly
Growth
Weekly Growth

Size Multiple

Median
Size Multiple

Key Data Points

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Greyrock Energy Former Investors

Investor Name Investor Type Holding Investor Since Participating Rounds Contact Info

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Greyrock Energy FAQs

  • When was Greyrock Energy founded?

    Greyrock Energy was founded in 2006.

  • Where is Greyrock Energy headquartered?

    Greyrock Energy is headquartered in Sacramento, CA.

  • What is the size of Greyrock Energy?

    Greyrock Energy has 17 total employees.

  • What industry is Greyrock Energy in?

    Greyrock Energy’s primary industry is Oil and Gas Equipment.

  • Is Greyrock Energy a private or public company?

    Greyrock Energy is a Private company.

  • What is Greyrock Energy’s current revenue?

    The current revenue for Greyrock Energy is .

  • Who are Greyrock Energy’s investors?

    AP Ventures, Eagle Oil Holding, Sterling Private Capital, and Valterra Platinum have invested in Greyrock Energy.

  • Who are Greyrock Energy’s competitors?

    Compact GTL, Plug Power, Nuvera, Electrochaea, and Rocky Mountain Clean Fuels are some of the 7 competitors of Greyrock Energy.

  • When was Greyrock Energy acquired?

    Greyrock Energy was acquired on 16-Jan-2025.

  • Who acquired Greyrock Energy?

    Greyrock Energy was acquired by Infinium Holdings.

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