LoneStar Group
LoneStar Group is a privately held global manufacturer of high-performance fasteners, gaskets, seals, and precision-engineered components serving critical oil and gas, defence, nuclear, power generation, renewables, and infrastructure industries across 13 business units on 5 continents.
- Company typePrivate
- Founded1973
- HeadquartersHouston, United States
- Headcount501–1,000
- GTM typeB2B
- OfferingHardware or Manufacturing
What LoneStar Group does
LoneStar Group is a privately held global manufacturer and supplier of high-performance fasteners, gaskets, seals, and precision-engineered components serving critical industries where component failure has severe operational, safety, or environmental consequences. The group operates 13 business units across five continents and addresses nine primary verticals — oil and gas, power generation, renewables, LNG and petrochemicals, defence, civil nuclear, hydrogen/CCS/CCU, industrial, and infrastructure. Anchor enterprise customers include Shell, ExxonMobil, and TechnipFMC, operating under long-term strategic supply agreements, with on-site supply chain programs (kanban, kitting, consignment) and 24/7 breakdown response extending the relationship beyond transactional sales.
The product portfolio centers on specialist fasteners and bolting (including ASTM studbolts, API bolting, high-temperature creep resistant fasteners, ASME nuclear fasteners, and Level 1 fasteners for critical applications), sealing solutions (Ring Type Joints per ASME B16.20 and API 6A, Spiral Wound and Kammprofile Gaskets, and precision-engineered metallic seals), and fully bespoke precision-engineered components and assemblies. Manufacturing is anchored by more than 155 CNC machining centres, 28 single-hit bar-to-product cells, thread rolling up to 4 inches, hot forging up to 7 inches billet diameter, turning up to 800mm diameter and 8000mm length, and in-house coating and plating including PPG's PFAS-free Xylan 2.0 system. Independent ISO 17025 accredited test laboratories in Europe, the USA, and the Middle East validate materials to ISO, DIN, ASTM, ASME, JIS, and BS specifications.
The business model combines hardware sales under multi-year strategic supply agreements with professional service revenue from on-site supply chain programs, 24/7 emergency breakdown response, and specialist technical support. Pricing is bespoke quotation-based and varies by specification, material, volume, and customer relationship; no public price list is disclosed. The commercial motion is enterprise field sales led by a Global Sales Director with regional teams across the Americas, MENA APAC, and Western Europe, supported by inside sales and OEM-embedded in-country manufacturing that helps customers navigate tariffs and trade frictions. The company holds API 20E 3rd Edition accreditation (Monogram effective March 2025), two API 6A PSL-4 licences, API Spec Q1, ASME NQA-1/NCA 3800/10CFR50B for nuclear fasteners, ISO 17025, PED 97/23/EC, REACH, and CBAM compliance; three sites received EcoVadis Bronze Medals in 2025, with one ranked in the global top 20%.
LoneStar Group firmographics
Firmographics- Name
- LoneStar Group
- Legal name
- LoneStar Group
- Website
- https://lonestargroup.com
- Company type
- Private
- Founded year
- 1973
- Operating status
- Operating
- Headcount range
- 501–1,000 employees
- Short description
- LoneStar Group is a privately held global manufacturer of high-performance fasteners, gaskets, seals, and precision-engineered components serving critical oil and gas, defence, nuclear, power generation, renewables, and infrastructure industries across 13 business units on 5 continents.
- Ownership category
- akta.pro rank
LoneStar Group industry classification
Industry- Product category
- Industrial Fasteners and Precision Engineered Components
- NAICS
- Bolt, Nut, Screw, Rivet, and Washer Manufacturing (332722), Precision Turned Product Manufacturing (332721), Oil and Gas Field Machinery and Equipment Manufacturing (333132)
- SIC
- Bolts, Nuts, Screws, Rivets & Washers (3452), Oil & Gas Field Machinery & Equipment (3533)
- akta.pro primary industry
- Oilfield Equipment Manufacturing & Supply (Wellheads, BOPs, Surface Equipment) (EUALABAL)
- akta.pro secondary industries
- Gas Processing Plant Equipment & Skids (Separators, Heat Exchangers, Turboexpanders) (EUAAABAH), Energy Storage Components for Renewables Manufacturing (BESS Packs, PCS, Thermal Management) (EUAMAHAI)
Keywords
Where LoneStar Group is headquartered
LocationHeadquarters
- HQ city
- Houston
- HQ country
- United States
- HQ region
- North America
Offices23 records
Markets served
LoneStar Group business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Personnel, Supply Chain, Operations, Technology or R&D, Infrastructure, Marketing or Sales
Revenue model
- Precision Component Sales: Sale of precision engineered components including fasteners, bolting, gaskets, seals, and machined parts to critical industries. One-time purchase model with potential for repeat orders and strategic supply agreements.
- On-site Supply Chain Services: Kanban, kitting and consignment programmes, plus bespoke on-site systems. Ongoing service revenue from supply chain management partnerships.
- 24/7 Breakdown Service: Emergency breakdown service operating 24/7 globally. Premium service for urgent requirements.
- Specialist Technical Support: Engineering expertise, technical specialists, and troubleshooting services. Collaborative support for project delivery.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | Custom quotation-based pricing |
Go-to-market motion3 records
Distribution channels3 records
Marketing channels4 records
LoneStar Group product offering
Product offeringCore offering
LoneStar Group manufactures and supplies high performance, precision engineered fasteners, bolting, gaskets, seals and machined components for critical industry applications across oil and gas, power generation, renewables, defence, civil nuclear, hydrogen/CCS/CCU, LNG, petrochemicals, industrial and infrastructure sectors. The group combines 13 in-house manufacturing and distribution businesses with ISO 17025 accredited test laboratories, specialised coating and plating, 24/7 breakdown service and on-site supply chain programmes to deliver a single-source solution to enterprise customers.
Product overview
LoneStar Group is a global manufacturer and supplier of high performance, precision engineered components for critical industries. The company operates 13 business units providing a comprehensive portfolio of products and services that work together as an integrated solution. Core products include fasteners and bolting (including ASTM, API, high-temperature creep resistant, and Level 1 fasteners), gaskets and seals (Ring Type Joints, Spiral Wound Gaskets, Kammprofile, Metallic Seals), precision engineered components and assembly, CNC machining/hot forging/thread rolling (over 155 CNC machining centres), and specialised coating and plating services. Supporting services include on-site supply chain service, 24-hour breakdown cover, independent ISO 17025 test laboratories, and specialist technical support. The portfolio is unified through in-house manufacturing capabilities, global distribution networks, and industry-specific accreditations serving energy, renewables, defence, nuclear, and civil infrastructure sectors.
Differentiator
Problem solved
Functional benefit
Products and services
- Fasteners and Bolting World's leading portfolio of specialist fasteners and bolting products manufactured in a range of materials, sizes and grades including precision bolts, ASTM studbolts, API bolting, high temperature creep resistant fasteners, IFI, ASME and Level 1 fasteners for critical applications in oil and gas, power generation, defence, civil nuclear, renewables and industrial sectors.
- Gaskets and Seals Corrosion, pressure and high heat resistant gaskets and seals for harsh conditions, including Ring Type Joints (RTJ) conforming to ASME B16.20 and API 6A, Spiral Wound Gaskets, Kammprofile Gaskets, Precision Engineered Metallic Seals, Soft Cut Gaskets, Flange Insulation Kits and Double Jacketed Gaskets.
- Precision Engineered Components and Assembly Fully bespoke, precision engineered components and assemblies produced in-house for critical industries, from consultation through sourcing, manufacturing, supply and after sales support.
- CNC Machining, Hot Forging and Thread Rolling State of the art CNC machining with over 155 machining centres including 28 single-hit 'bar to product' capabilities, hot forging up to 7 inches in billet diameter, and thread rolling up to 4 inches.
- Specialised Coating and Plating High performance coating and plating services providing salt, chemical, high heat, pressure and corrosion resistant componentry including PFAS-compliant Xylan 2.0 coating systems, supplied via partnership with PPG.
- On-Site Supply Chain Service Expert logistical and technical support covering kanban, kitting and consignment programmes, with global manufacturing and robust stockpiles for unmatched supply chain service to enterprise customers.
- 24 Hour Breakdown Cover 24/7 global breakdown service combining localised technical support with global reach to reduce interruption and reinforce operational peace of mind for critical industry customers.
- Independent Test Laboratories ISO 17025 accredited independent test laboratories in Europe, USA and Middle East, evaluating materials, products and components to international standards including ISO, DIN, ASTM, ASME, JIS and BS specifications.
- Specialist Technical Support Global team of engineering experts, technical specialists and technologists providing unmatched industry understanding and project support across fastener selection, application engineering and troubleshooting.
- Tachart Bolt and Nut Speciality manufacturer of non-standard, bespoke and special fasteners with full traceability for critical applications across nuclear, marine, power generation, oil and gas, motor sport, defence and wind sectors, based in Rotherham, South Yorkshire.
- LoneStar Fasteners Hydrobolt Ltd (LSFH) One of Europe's largest critical bolting manufacturers and distributors, formed from the merger of LoneStar Fasteners Europe and Hydrobolt to create a centre of manufacturing excellence. Holds API 20E 3rd Edition accreditation and API Spec Q1 compliance.
Quantifiable outcome
- Double digit reductions in operational process times reported by customers
- +2 more outcomes
Companies that use LoneStar Group
Customer profileNamed customers3 records
Segments9 records
Ideal customer profiles5 records
LoneStar Group technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature5 records
LoneStar Group partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- PPGcorePartnership with PPG for coating technology. LoneStar Group is adopting PPG's Xylan 2.0 coating systems - PFAS-free coating technology formulated using proprietary low-friction technology for corrosion, chemical and abrasion resistance in automotive, energy, and oil and gas sectors.
Scale indicators8 records
Recent moves11 records
Expansion highlights7 records
LoneStar Group competitors and assessment
Company assessmentDirect peers
- Bossard Group: Swiss-listed global specialist in fastening solutions and supply chain services for industrial OEMs. Directly comparable on kanban/kitting/consignment supply chain programmes and precision fastener distribution.
- Bulten: Swedish-listed manufacturer of high-quality fasteners for the automotive and general industrial sectors; comparable on precision engineered bolt products serving demanding OEM customers.
- Lisi Group: French-listed global manufacturer of fasteners, bolting and precision components for aerospace, automotive and industrial markets. Closest publicly listed analogue in terms of product portfolio, certifications, and multinational manufacturing footprint.
- MacLean-Fogg: US-based manufacturer of engineered fasteners, plastic injection molded components and engineered metal products serving automotive, energy and industrial markets — comparable in precision component manufacturing and customer profile.
Regional players
- Infasco: Canadian manufacturer of industrial fasteners and specialty bolting serving construction, infrastructure, and energy markets across North America. Overlaps on critical bolting product range and North American end markets.
- TFI Global (TFI International / Tricorn): UK-based precision fastener manufacturer serving oil & gas, aerospace and defence — directly comparable product range but with a primarily UK/European customer base rather than LoneStar's 5-continent footprint.
Broad incumbents
- Illinois Tool Works (ITW): US-listed diversified industrial manufacturer with a fasteners segment serving automotive, construction, and industrial markets. A broader incumbent with overlapping precision component capabilities, though not exclusively focused on critical-industry bolting.
- Precision Castparts Corp (PCC Fasteners): Berkshire Hathaway-owned diversified manufacturer with a major fasteners division (PCC Fasteners) supplying aerospace, defence and industrial markets. Operates at broader scale and wider end-market exposure but overlaps directly on high-spec bolting for critical applications.
- Stanley Black & Decker (Industrial): Global industrial tools and fasteners manufacturer with significant precision fastening product lines for construction, industrial, and oil & gas markets. Comparable on customer base but operates at much broader portfolio scale.
Others
- Haynes International: US manufacturer of high-performance alloys and corrosion-resistant fasteners for aerospace, chemical processing and oil & gas. Comparable on high-spec, high-temperature bolting materials and certifications, though primarily an alloy supplier rather than integrated fastener manufacturer.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks7 records
Key highlights7 records
Customer concentration
LoneStar Group social profiles
Digital presenceLoneStar Group compliance and trust
Trust signalCompliance9 records
LoneStar Group financial estimates
Financial estimateRevenue estimate
Valuation estimate
LoneStar Group leadership team
Management profileNumber of profiles
Profiles11 records
LoneStar Group subsidiaries and ownership
Company hierarchySubsidiaries14 records
LoneStar Group funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
LoneStar Group M&A and investment
M&A and investmentM&A1 record
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about LoneStar Group
What does LoneStar Group do?
LoneStar Group manufactures and supplies high performance, precision engineered fasteners, bolting, gaskets, seals and machined components for critical industry applications across oil and gas, power generation, renewables, defence, civil nuclear, hydrogen/CCS/CCU, LNG, petrochemicals, industrial and infrastructure sectors. The group combines 13 in-house manufacturing and distribution businesses with ISO 17025 accredited test laboratories, specialised coating and plating, 24/7 breakdown service and on-site supply chain programmes to deliver a single-source solution to enterprise customers.
Is LoneStar Group a public or private company?
LoneStar Group is a private company. It is classified as unknown and is currently operating.
When was LoneStar Group founded?
LoneStar Group was founded in 1973. It employs 501 to 1,000 people.
Where is LoneStar Group based?
LoneStar Group is headquartered in Houston, United States, in the North America region.
How does LoneStar Group make money?
Four revenue lines are on record. Precision Component Sales are the primary driver. The others are on-site Supply Chain Services, 24/7 Breakdown Service and specialist Technical Support.
Who are LoneStar Group's main competitors?
Direct peers on record are Bossard Group, Bulten, Lisi Group and MacLean-Fogg. Regional players are Infasco and TFI Global (TFI International / Tricorn). Broad incumbents are Illinois Tool Works (ITW), Precision Castparts Corp (PCC Fasteners) and Stanley Black & Decker (Industrial). Haynes International is listed as an others.
Does LoneStar Group have an API?
No public API is recorded for LoneStar Group.
What industry is LoneStar Group in?
LoneStar Group's product category is Industrial Fasteners and Precision Engineered Components. Its primary akta.pro industry code is EUALABAL, Oilfield Equipment Manufacturing & Supply (Wellheads, BOPs, Surface Equipment), with a secondary code of EUAAABAH, Gas Processing Plant Equipment & Skids (Separators, Heat Exchangers, Turboexpanders). Its NAICS code is 332722 and its SIC code is 3452.