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Custom Welding and Fabrication for Precision Work - Metal Fabrication services in Anaheim, Orange County, Los Angeles, Irvine, Santa Ana, Fullerton, Long Beach, San Diego, and Southern California

Pen Manufacturing, operating since 1982, offers the most innovative welding solutions to any challenging applications. Our highly trained welders based here in Anaheim California have 145 years of combined experience and are experts in TIG, MIG, aluminum, and stainless steel welding.

Serving the Southern California area, our 8,000 square foot facility is equipped with six MIG and TIG welding stations. Using only state-of-the-art equipment and materials, Pen Manufacturing continuously researches new concepts and developments in welding technology.

Many years of knowledge and experience allow us to serve a diverse line of industries. We offer short- to medium-runs and our capabilities span from small machined parts to large welded assemblies weighing 20,000 pounds.

Welding - welding services

AWS Certified Welding In Orange County

Pen Manufacturingis a welding AWS D1.1 Structural Steel, AWS D1.2 Aluminum, and AWS D1.6 Stainless Steel certified facility in the Orange County area. In addition, a stringent in-house quality control is enforced to ensure only the highest quality products are manufactured.

Committed to our customers' success, the Pen team will support you from concept to completion. We will recommend the most cost-effective materials for any precision welding application.

The staff at Pen Manufacturing is readily available to assist in questions regarding any custom welding applications. Contact us today and learn more about our complete turnkey services.

Welding - orange county
Frequently Asked Questions

For OEM contracts, AWS certification confirms that welding procedures and welders meet documented quality standards. NADCAP accreditation adds a further layer of process control relevant to aerospace and defense supply chains. Pen Manufacturing holds these credentials to support supplier qualification requirements.

Yes. Our facility supports low-volume, complex builds as well as scalable OEM production programs. This flexibility allows engineering teams to move from prototype validation to production without changing fabrication partners or re-qualifying a new supplier.

Contact Pen Manufacturing directly with your drawings, material specifications, or project brief. Our team will review your requirements and provide a detailed consultation and quote, keeping communication clear and lead times transparent from the first interaction.