C.F. Roark Welding & Engineering

What C.F. Roark Welding & Engineering does

C.F. Roark Welding & Engineering Co., Inc. is a privately held, family-owned precision metal fabrication and welding services provider founded in 1949 in Brownsburg, Indiana, and now operating across four U.S. facilities. The company is the largest electron beam (EB) welding service provider in the United States, with 18 EB welders deployed across 110,000+ square feet of manufacturing floor space in Brownsburg and Indianapolis, Indiana; Milwaukee, Wisconsin; and West Springfield, Massachusetts. Its core service is vacuum EB welding — joining reactive and high-temperature metals such as titanium, niobium, Inconel, stainless steel, aluminum, and copper in contamination-free conditions with CNC-controlled beam parameters that minimize heat-affected zones and distortion.

The company operates through two divisions: Roark EB Welding, which delivers precision vacuum welding for aerospace, defense, energy, and nuclear science applications; and Roark Engineered Fabrication, which provides complementary manufacturing services including TIG welding, resistance welding, laser cutting and welding, EDM (wire and 5-axis hole drilling), CNC turning and 5-axis machining, metal forming, and 3D optical scanning. Quality and regulatory credentials include NADCAP (welding, heat treating, non-destructive testing, non-conventional machining), AS9100D, ISO 9001:2015, ITAR registration, NAVSEA certification, and FAA Repair Station certification, positioning Roark as a qualified supplier to defense and aerospace prime contractors, scientific facilities (notably Michigan State University's FRIB), and naval programs.

Roark generates revenue through project-based, quote-priced B2B contracts for custom precision fabrication, with a sales motion centered on direct enterprise engagement rather than channel intermediaries. The customer base spans missile and rocket system OEMs, aerospace combustion chamber manufacturers, shipbuilders, DOE-supported research facilities, radiopharmaceutical producers, and laser-system OEMs. Growth has been executed through a programmatic acquisition strategy — EBWA Industries (2021), Electron Beam Fusion Corp. (2022), and International Beam Welding (2024) — consolidating the fragmented U.S. EB welding services market under a single multi-generational family-owned operator.

Name

C.F. Roark Welding & Engineering

Legal name

C.F. Roark Welding & Engineering Co., Inc.

Website

https://roarkfab.com

Company type

Private

Founded year

1949

Operating status

Operating

Headcount range

11–50 employees

Short description

C.F. Roark Welding & Engineering is the largest U.S. electron beam welding service provider, operating 18 EB welders across four facilities to deliver vacuum precision welding and metal fabrication to aerospace, defense, energy, nuclear science, and industrial customers.

Ownership category

akta.pro rank

Product category

Precision Metal Fabrication Services

NAICS

Welding and Soldering Equipment Manufacturing (333992), Coating, Engraving, Heat Treating, and Allied Activities (3328)

SIC

Sheet Metal Work (3444), Metalworkg Machinery & Equipment (3540)

akta.pro primary industry

Welding, Joining & Soldering Equipment (Arc, Resistance, Friction, Brazing) (IMAHADAH)

akta.pro secondary industry

Welding Inspection & QA/QC (NDT, PWHT, Weld Procedure/Qualification) (EUAEAHAD)

Keywords

• Electron beam welding
• Precision metal fabrication
• Aerospace welding services
• Vacuum welding services
• Exotic alloy fabrication

Headquarters

HQ city

Brownsburg

HQ country

United States

HQ region

North America

Offices4 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Infrastructure, Supply Chain, Marketing or Sales, Others

Revenue model

1. Precision Manufacturing Services: Project-based precision welding and metal fabrication services for aerospace, defense, energy, and scientific applications. Revenue is generated through custom fabrication contracts for complex metal components requiring specialized EB welding, machining, and finishing services. Services include both one-off prototype/small-run production and larger production quantities.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

C.F. Roark Welding & Engineering provides precision electron beam (EB) welding and engineered metal fabrication services through 18 EB welders across four U.S. facilities. Its core is vacuum EB welding of heat-sensitive and reactive metals (titanium, niobium, Inconel, copper, stainless steel) for aerospace, defense, nuclear science, energy, and shipbuilding applications, complemented by TIG welding, resistance welding, laser cutting/welding, EDM, CNC machining, metal forming, and 3D scanning/metrology.

Product overview

C.F. Roark Welding & Engineering operates two core divisions: Roark EB Welding and Roark Engineered Fabrication. The company is the largest electron beam welding service provider in the U.S. with 18 EB welders across four facilities (Brownsburg IN, Indianapolis IN, Milwaukee WI, and West Springfield MA). EB Welding division handles precision welding in vacuum environments for aerospace, defense, energy, and nuclear science applications. The Engineered Fabrication division provides complementary services including TIG welding, resistance welding, laser cutting/welding, EDM (wire and hole drilling), CNC machining/turning, 5-axis machining, metal forming, and 3D scanning. The company has expanded through strategic acquisitions of EBWA Industries (2021), Electron Beam Fusion Corp. (2022), and International Beam Welding (2024), integrating these as branded facilities serving various industrial sectors.

Differentiator

Problem solved

Functional benefit

Brands

• Roark EB Welding: Midwestern-based certified electron beam welding service provider that joins complex metal parts in a clean environment by means of controlled fusion technology
• Roark Engineered Fabrication

Products and services

• Roark EB Welding Certified electron beam welding service that joins complex metal parts in a vacuum environment using controlled fusion technology. Handles both large and small components made of high-temperature or reactive metals, serving aerospace, defense, energy, and nuclear science industries. Operates 18 electron beam welders capable of accommodating parts as large as 138 x 107 x 108 inches, with multi-part loading for small components.
• Roark Engineered Fabrication Metal fabrication division providing engineering, welding, and machining services for complex, limited-run metal parts and mechanisms. Specializes in exotic metals including nickel/cobalt-based high-temperature alloys, titanium, niobium, aluminum, stainless steel, and copper. Delivers high-tech solutions for compliant welding and fabrication through NADCAP, AS9100D, ISO 9001, ITAR, NAVSEA, and FAA-certified processes.

Quantifiable outcome

• Zero distortion achieved on titanium missile housing bolt hole patterns
• +4 more outcomes

Named customers8 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

One partnership is on record.

• Michigan State University FRIB (Facility for Rare Isotope Beams)coreStrategic or Co-development Partner · 24 September 2020Roark serves as an industrial partner for MSU's FRIB facility, manufacturing niobium cavities for particle acceleration. The partnership involves DOE Office of Science participation and supports US manufacturing capability for DOE initiatives. Roark was honored to participate in FRIB Industrial Partner visit with Chris Fall (DOE Director) and James Akin (DOE Senior Advisor).

Scale indicators6 records

Recent moves7 records

Expansion highlights5 records

Direct peers

• Pro-beam Group: Pro-beam is one of the world's largest electron beam welding service providers, operating multiple EB welding facilities and offering EB welding for aerospace, automotive, and nuclear applications. It is a direct functional peer to Roark's EB welding division and competes for the same complex reactive-metal welding work globally, though it is headquartered in Germany and primarily serves European customers.
• Sciaky, Inc. Sciaky is a U.S.-based electron beam and additive manufacturing welding systems provider that also operates as a job shop offering EB welding services for aerospace, defense, and energy customers. It directly competes with Roark in EB welding services and is also an equipment supplier, making it the closest functional U.S. peer in the EB welding service market.

Broad incumbents

• Bodycote: Bodycote is the world's largest provider of heat treatment and specialist thermal processing services, with extensive NADCAP-accredited capacity and global facility footprint. While its core offering is heat treatment and brazing rather than EB welding specifically, it competes with Roark's heat treating and brazing services for the same aerospace, defense, and nuclear customers and represents the closest large-scale public-services peer.
• Haynes International: Haynes International manufactures high-performance nickel- and cobalt-based alloys, including Hastelloy and Haynes alloys, that are the same reactive and high-temperature metals (Inconel-family, nickel-cobalt superalloys) that Roark welds into aerospace and nuclear components. It is a comparable specialty-materials incumbent whose customer base overlaps heavily with Roark's exotic-metal welding work.
• ATI Inc. (Allegheny Technologies): ATI is a major U.S. specialty materials producer of titanium, nickel-based alloys, and other high-performance materials used in aerospace, defense, and nuclear applications. It supplies the same class of reactive and high-temperature metals that Roark welds, making it a relevant broad incumbent whose downstream fabricator customer base overlaps with Roark's aerospace and defense OEM relationships.
• Precision Castparts Corp. (Berkshire Hathaway): Precision Castparts is one of the largest global suppliers of complex metal components for aerospace and defense, including investment castings and fabricated assemblies. It is a broad incumbent in the same end-markets Roark serves, with significant in-house welding and fabrication capabilities that compete for mission-critical structural and engine component work.
• Materion Corporation: Materion supplies advanced specialty materials including beryllium, niobium, and other reactive metals used in aerospace, nuclear, and scientific applications. Its beryllium and niobium products feed directly into the same particle-accelerator, nuclear, and aerospace components that Roark welds, making it a relevant incumbent in the upstream specialty-materials supply chain that Roark services.

Emerging players

• Ellwood Group: Ellwood Group is a family-owned group of specialty metal manufacturing businesses producing forgings, castings, and heavy fabricated components for aerospace, defense, energy, and industrial customers. Its in-house fabrication, forging, and heat-treat capabilities overlap with the customer base and processes used by Roark's Engineered Fabrication division.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/319057

Compliance7 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries3 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 C.F. Roark Welding & Engineering