PitchBook

LoneStar Group Company Profile

LoneStar Group, founded in 1956 and headquartered in Wednesbury, UK, is a private equity-backed manufacturer and distributor of customized fasteners, sealing, precision-engineered components, and pipeline packages for the energy and power generation industries, specializing in products designed for extreme environments, employing around 1,000 people as of 2025, and having made multiple buyout investments in related industrial and oil and gas equipment companies.

Overview

LoneStar Group is a manufacturer and distributor of fasteners, sealing, precision-engineered components, and pipeline packages intended for the energy and power generation industries. The company designs customized products as per customer specifications for use in extreme temperature, high pressure, and corrosive environments with improved technology, enabling its clients to improve and expand their business operations.

  • Year Founded: 1956
  • Status: Private
  • Employees: 1,000 (as of 2025)
  • Latest Deal Type: Debt
  • Financing Rounds: 8
  • Investments: 8
  • Ownership Status: Privately Held (backing)
  • Financing Status: Private Equity-Backed
  • Primary Industry: Industrial Supplies and Parts
  • Other Industries: Other Commercial Services
  • Headquarters: Universal Point, Steelmans Road, West Midlands, Wednesbury WS10 9UZ, England, United Kingdom
  • Website: www.lonestargroup.com

General Information

LoneStar Group specializes in manufacturing and distributing products for challenging environments, focusing on the energy and power generation sectors. Their offerings are tailored to meet specific customer requirements, particularly for use in extreme conditions.

Competitors

Some of LoneStar Group’s competitors include:

  • EMI Seals and Gaskets (Lymington, United Kingdom)
  • Seals Unlimited (Burlington, Canada)
  • VJ Technology (Ashford, United Kingdom)
  • Spiralit (Milan, Italy)
  • T.R. Fastenings (Walsall, United Kingdom)

Investments

LoneStar Group has made several investments, including:

  • Tachart (Buyout/LBO, 01-Oct-2024, Oil and Gas Equipment)
  • Ameribolt (Buyout/LBO, 05-Aug-2016, Industrial Supplies and Parts)
  • Hydrobolt Group (Buyout/LBO, 01-Apr-2014, Industrial Supplies and Parts)
  • Energy Hardware Holdings (Buyout/LBO, 29-Jul-2011, Distributors/Wholesale)
  • PRD Holdings (Buyout/LBO, 04-Apr-2007, Industrial Supplies and Parts)

Affiliates (Subsidiaries)

  • Ameribolt (Sycamore, IL, founded 2005)
  • Energy Hardware Holdings (Greer, SC, founded 2001)
  • Tachart (Rotherham, United Kingdom, founded 1973)

FAQs

When was LoneStar Group founded?

LoneStar Group was founded in 1956.

Where is LoneStar Group headquartered?

LoneStar Group is headquartered in Wednesbury, United Kingdom.

What is the size of LoneStar Group?

LoneStar Group has 1,000 total employees.

What industry is LoneStar Group in?

LoneStar Group’s primary industry is Industrial Supplies and Parts.

Is LoneStar Group a private or public company?

LoneStar Group is a Private company.

What is LoneStar Group’s current revenue?

The current revenue for LoneStar Group is not specified.

How much funding has LoneStar Group raised over time?

LoneStar Group has raised $40M.

Who are LoneStar Group’s investors?

Epiris has invested in LoneStar Group.

Who are LoneStar Group’s competitors?

EMI Seals and Gaskets, Seals Unlimited, VJ Technology, Spiralit, and T.R. Fastenings are some of the competitors of LoneStar Group.