ISO and ASME Certified Contract Manufacturer for Industrial Fabrication, Machining, & Press Components

Custom Fabrication for Prototypes, Hydraulic Presses, & More

Custom Engineering Co. is the largest company of Custom Group Industries composed of three companies, Custom Engineering Co., Lamjen Inc., and Venango Machine Co. each company offering its own unique and specialized areas of fabrication.

Custom Engineering Co. specializes in the manufacturing of large scale metal fabrications including pressure vessels, prototype projects, large industrial fixture tooling, and CNC contract machining components. We specialize in cooling and heated platen press manufacturing and the design of specialty hydraulic presses that can be used in a wide range of applications in multiple industries including:

  • Oil & Gas
  • Transportation
  • Power Generation
  • Forestry
  • Entertainment
  • DOE & DOD (Aerospace & Defense)
  • Mining
  • Construction

Custom Engineering is a premier single source supplier backed by multiple certifications and accreditations, including:

  • AQS-AC7004 Aerospace accreditation
  • NADCAP accredited for welding
  • ITAR Registered
  • ISO-9001:2015 certified
  • ASME (U, R, and S Stamps)
  • NAP-23/AEA approved supplier

Custom’s manufacturing expertise in medium and large scale metal fabrication remains unmatched. We offer the advantage of a 200,000-plus square foot manufacturing space with a team of highly trained and experienced employees, including 30-plus certified welders and certified welding inspectors for guaranteed quality assurance. Our team of highly skilled craftsmen provide unmatched skill and expertise in multiple forms of welding including Mig, Tig, Flux, Stick, and Sub Arc. Our specialized equipment makes us an ideal manufacturer to meet your exact specifications. Custom is well suited for:

  • Large-scale metal fabrication with precision fit-up capability
  • Contract machining holding close tolerances on large components
  • Robotic, semi-automatic, and manual welding using GMAW (Mig), FCAW (Flux Cored), SAW (Sub Arc), GTAW (Tig), SMAW (Stick)
  • Complete assembly and testing of components and systems
hydraulic press
fabricated weldments
venango heated platen specialists
venango heated platen specialist

Venango Machine Company is the world’s largest and oldest exclusive platen manufacturer. Since 1954, Venango has led the way in developing cutting-edge technology that has set the stage for critical advancements in the rubber, laminating, plywood, and particleboard industries. Venango’s versatile production capabilities allow us to cater to your specific requirements, and more importantly, your individual needs. We specialize in engineered heated platens, hydraulic press platens, and compression molding platens used in the composite, automotive, and chemical industries, among others. In addition to platen design and fabrication, Venango is a key contract manufacturer supporting the metalworking industry throughout Western Pennsylvania, Eastern Ohio, and Western New York.

lamjen precision machining
lamjen precision machining

Since 1968, LAMJEN Precision Machining has been a leading CNC machining manufacturer concentrating in the manufacturing of specialty machined components used in a variety of industries including oil and gas, petrochemical, power generation, food, pharmaceutical, and many more. LAMJEN harnesses state-of-the-art CNC machining equipment and extensive experience in precision machining of stainless steel, alloy steel, carbon steel, aluminum, titanium, bronze, and much more with capabilities ranging from CNC milling, turning, boring, drilling, grinding, and more. Our skilled craftsmen and expertise allows us to provide innovative, affordable solutions for structural prototypes and custom design elements manufactured to exact requirements.

Custom Engineering Co.

Contact us Today to Speak with One of our Specialists

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