Chemwest provides our customers with top notch, on-site services including: Thermoplastic Welding Troubleshooting On-Site Repair and Installation Preventative Maintenance CNC Machining Electrical/Electronic Panels High Purity Plastic Plumbing Chemwest supports its products from our headquarters in Portland, Oregon. We also support other manufacturer's products throughout the Northwest. 503-639-6414 x100 info@chemwest.com Home | Products | OEM | Fabrication | Services | Materials | About Chemwest