Home Company Quality Services Safety Products Contact Us Locations 304 431 7170 Services we provide including: Metal Fabrication, Electro-Mechanical Assembly and Paint & Finishing. Get A Quote Quality products, on time and at an economical price in today’s market. Metal Fabrication, Electro-Mechanical Assembly & Paint & Finishing. Metal Fabrication CMS and ERM produce high quality custom sheet metal parts and enclosures made from aluminum, steel and stainless steel. Highly experienced in all aspects of… Read more Electro-Mechanical Assembly CMS and ERM are full service sheet metal fabricators that ALSO offer the unique capability of turnkey electro-mechanical Read more Powder Paint Coating At CMS/ERM, we understand that no fabrication is complete without a superior protective coating. We offer the latest in powder coating and wet spray coating… Read more Our Locations Custom Manufacturing Services, Inc. 142 Brick St. Princeton, WV 24740 Quick Contact Phone: 304.431.7170 Fax: 304.431.7176 Email: jasonb@cmserm.com East River Metals, Inc. PO Box 184 12187 North Scenic Highway Rocky Gap, VA 24366 Quick Contact Phone: 276.928.1812 Fax: 276.928.1923 Email: jasonb@cmserm.com Request A Quote Complete control over products allows us to ensure our customers receive the best quality prices and service. What Our Clients Say! AMR Flexible and delivered with very short lead times. Excellent service. Keeps me informed. 1 2 3 4 5 6 7 Since 1979, Custom Manufacturing Services, Inc. (CMS) and East River Metals (ERM) have manufactured metal enclosures, precision fabricated metal parts and weldments and electro-mechanical assemblies. Services Metal Fabrication – Equipment – Products Electro-Mechanical Assembly – Equipment – Products Powder Paint Coating Company Company News Newsletter Sign up for alerts, our latest news, thoughts, and insights from Custom Manufacturing Services and East River Metals. Site Map General Terms and Conditions Terms and Conditions of Sale © 2020 Custom Manufacturing Services / East River Metals. All rights reserved.