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43 Years
experience
Emergency
services
Trusted Construction Contractors in Signal Hill, CA
Established in 1983, Goldsmith Construction has grown into a recognized leader in mechanical, civil, structural, and engineering construction services. Our company was founded on the principles of safety, excellence, and environmental responsibility, serving industries such as oil & gas, petrochemical, and refining. We maintain ownership of a specialized equipment fleet, enabling cost efficiency and operational control while supporting over 200 employees. Our integrated approach combines in-house structural steel fabrication and heavy field construction capabilities to deliver comprehensive industrial installations. With decades of experience, our technical staff provides tailored solutions, ensuring projects meet client expectations for quality and integrity.

We prioritize transparent communication, fostering long-term client relationships and a high rate of repeat business. Our safety program has evolved significantly since the 1980s, incorporating extensive training certifications and compliance with DOT and California safety standards. Active participation in industry screening programs like PICS and ISNetworld underscores our commitment to reliability. Headquartered in Signal Hill, California, we serve diverse sectors including energy, transportation, and infrastructure development.
Services
Pipeline Installation Structural Steel Fabrication Hydrostatic Testing Pipe Wrapping Cathodic Protection Civil Construction Coating Defect Detection Composite Repair Systems
Details
  • Year established: 1983
Highlights and features
  • 40+ years of specialized experience in industrial construction
  • In-house equipment fleet enhances project flexibility and cost control
  • Comprehensive safety certifications including HAZWOPER and OSHA training
  • Proven expertise in pipeline integrity and structural steel fabrication
  • High repeat business rate from major energy sector clients
What people say
Excellent safety record Recognized leader Reliable execution Skilled workforce Advanced technology
Services
Structural Steel Fabrication
Goldsmith provides complete structural steel fabrication and installation for industrial facilities. Our on-site facility handles projects from pre-engineered metal buildings to custom refinery structures. We combine precision manufacturing with field construction expertise to deliver code-compliant solutions for complex industrial environments.
Hydrostatic Testing
Certified by California State Fire Marshal for hydrostatic testing of pipeline systems. We perform mandatory 5-year integrity tests and serve as independent third-party witnesses. Our services ensure compliance with state safety standards exceeding federal requirements for energy infrastructure.
Pipe Wrapping
We offer non-intrusive pipe rehabilitation using Western Specialty's ComposiSleeve system. This composite repair method addresses leaks and corrosion without welding or replacement. Applications include both above-ground and underground pipelines across diverse materials and configurations.
Cathodic Protection
Our DCVG coating defect detection identifies pipeline corrosion in challenging terrains. This technology provides precise defect mapping unaffected by electrical interference, enabling targeted maintenance. Services support underground utility operators in maintaining infrastructure integrity and regulatory compliance.
Civil Construction
We execute large-scale civil projects including site grading, concrete work, and asphalt paving. Our capabilities cover tank farm installations, pipeline corridors, and industrial facility development. Integrated equipment resources and specialized engineering support ensure completion of complex infrastructure projects to industry standards.
Questions
What industries does Goldsmith Construction serve?
We primarily serve oil & gas, petrochemical, refining, and energy infrastructure sectors with specialized construction solutions.
Are you certified for pipeline safety testing?
Yes, we're California State Fire Marshal-certified for hydrostatic testing and approved as independent third-party witnesses.
What safety certifications do your workers hold?
Our team maintains 40-hour HAZWOPER, OSHA 10-hour, and specialized training in confined space operations and emergency response protocols.
Do you handle emergency pipeline repairs?
Yes, our emergency response team provides 24/7 pipeline integrity assessments and urgent repair services across Southern California.
What makes your pipe wrapping system unique?
We use Western Specialty's ComposiSleeve technology, a composite repair system that requires no welding and works on wet surfaces for immediate leak control.