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50+ Years
experience
Emergency
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Expert Plumbing & HVAC Solutions in Oregon
Founded in 1969, Oregon Cascade has grown into one of Oregon's largest mechanical contracting firms through a commitment to innovation and customer satisfaction. Our team of skilled craftsmen, including plumbers, pipefitters, boilermakers, and welders, delivers high-quality HVAC and plumbing solutions for residential, commercial, and industrial clients. With over 50 years of experience, we specialize in complete mechanical systems design, fabrication, and installation, supported by advanced BIM technology and a rigorous safety culture. Our value engineering approach optimizes project efficiency while maintaining strict compliance with OSHA and industry standards. Operating from Salem with a Central Oregon division in Bend, we serve the Willamette Valley and surrounding regions with 24/7 prefabrication services through our OreFab division.

Our founders' combined 70 years of expertise laid the foundation for our reputation in managing multi-million-dollar projects while maintaining personalized service. We prioritize timely execution, fair pricing, and long-term relationships built on integrity, serving school districts, hospitals, and commercial property owners with equal dedication. Our in-house safety department and certified professionals ensure every project meets exacting quality benchmarks from initial consultation to final completion.
Services
HVAC Systems Plumbing Installations Pipe Fabrication Design-Build Services Value Engineering
Details
  • Year established: 1969
Highlights and features
  • 50+ years of mechanical contracting experience in Oregon
  • Skilled craftsmen with specialized plumbing and HVAC expertise
  • Value engineering methodology reduces project costs by 15-20%
  • 24/7 OreFab parts fabrication service ensures project timelines
  • OSHA-compliant safety program with dedicated safety department
Associations and certifications
  • National Board of Boiler and Pressure Vessel Inspectors
Services
HVAC Systems
We design, install, and service residential and commercial HVAC systems with energy-efficient solutions. Our certified technicians handle repairs, replacements, and maintenance for both new construction and retrofit projects. With BIM technology integration, we ensure precise system implementation that meets building codes and performance standards.
Plumbing Installations
Our licensed plumbers provide comprehensive installation and repair services for residential and commercial properties. From water heaters to gas piping, we handle new construction, remodels, and emergency repairs using modern techniques and materials. The Small Projects Division specializes in property owner needs with attention to detail.
Pipe Fabrication
The OreFab division creates prefabricated pipe and steel assemblies in our 7,000 sq ft climate-controlled shop. With O Stamp certification, we produce components for industrial and commercial projects that reduce on-site installation time by up to 40% while maintaining strict quality control.
Design-Build Services
We offer full-spectrum design-build solutions from concept through completion. Our team handles project coordination, budgeting, and implementation using BIM 3D modeling for improved efficiency. This approach streamlines timelines and reduces costs for commercial and industrial clients.
Value Engineering
Our seven-step value engineering process identifies cost savings of 15-20% without compromising functionality. Through function analysis and alternative material evaluation, we optimize mechanical systems while maintaining performance standards and project specifications.
People
Josh Welborn
President
Leading Oregon Cascade's strategic direction with over 25 years in mechanical contracting, focusing on innovation and safety culture development.
Jeremy Welborn
Safety Manager
Overseeing safety compliance and training programs with 20 years of field experience, ensuring OSHA and industry standard adherence.
Steen Claussen
Bend Division Manager
Managing Central Oregon operations with 15 years of commercial plumbing and HVAC project expertise, ensuring regional service excellence.
Frank Dyemartin
Chief Estimator
Directing cost estimation and project bidding with 30 years of mechanical contracting experience, utilizing 50+ years of pricing data.
Mike Harm
Superintendent
Supervising project execution with emphasis on timely delivery and quality control, managing teams across multiple large-scale contracts.
Questions
What services does Oregon Cascade provide?
We offer HVAC systems, plumbing installations, pipe fabrication, design-build services, and value engineering solutions for residential and commercial clients across Oregon.
Do you handle emergency plumbing or heating issues?
Yes, our OreFab division provides 24/7 prefabricated parts service to address urgent mechanical system requirements and repair needs.
What areas do you serve?
We operate throughout the Willamette Valley and Central Oregon, including Salem, Bend, and surrounding communities.
Are your technicians licensed and insured?
Yes, all our plumbers, pipefitters, and HVAC technicians maintain current industry certifications and licenses.
How does your value engineering process work?
Our seven-step methodology analyzes project functions to identify cost savings of 15-20% while maintaining system performance standards.