About Us
01
Mission & History
Founded in 1984, G.P. Manufacturing is a family-owned precision sheet metal fabrication company serving manufacturers throughout Orange County and Southern California. For over 40 years, we have built long-term customer relationships through dependable quality, competitive lead times, and responsive service.
Our capabilities include precision laser cutting, CNC punching, CNC forming, and in-house deburring for both prototype and production manufacturing. We work with aluminum, stainless steel, cold-rolled steel, copper, and brass across a wide range of industries and applications.
Operating from Orange, California, G.P. Manufacturing combines decades of fabrication experience with modern equipment and technology, including advanced fiber laser cutting capabilities. All forming and deburring operations are completed in-house, while trusted local finishing partners provide powder coating, chem film, anodizing, zinc plating, nickel plating, silkscreen, and other secondary finishing services.
Today, under second-generation leadership, we continue to modernize our operations while staying committed to the reliability, communication, and customer support that have defined our company since 1984.
02
G.P. Manufacturing By The Numbers
42 Years in Business
Over 40 years of precision sheet metal fabrication experience serving manufacturers throughout Southern California.
±.005" Laser Cutting Tolerances
Modern fiber laser technology delivering clean, accurate cuts with excellent repeatability and production efficiency.
2 Manufacturing Generations
Combining decades of fabrication experience with second-generation leadership and a modern approach to manufacturing.
14 Trusted Employees
A team of passionate employees with a combined 250+ years of manufacturing experience.