Home Capabilities Industries Quality About GVM Request a Quote What We Offer Grand Valley Manufacturing is a recognized leader for long, large and heavy machining providing custom and turn-key solutions for turning, boring, and milling. Learn More 1234 Our Core Competencies Machining of Large, Long & Heavy Components Machining of Complex Components Project Management of High Volume Projects Project Engineering of Complex Components with Many Different Operations Our Capabilities Milling Drilling Turning Boring What Our Customers Are Saying We have utilized the services of GVM in Large Inside Diameter work for many years. We find that they provide fair & reasonable pricing, outstanding workmanship & quality, excellent turn around on projects and unbeatable customer service. Sean Marsh Steel America Grand Valley Manufacturing possesses an exceptional level of unique machining capabilities that are greatly beneficial to our industry. Robert Twine Collins Machine Works We are ISO 9001:2015 certified, and have been approved for Off-Shore Oil & Gas, Nuclear, and Military. Learn more about our commitment to quality and our inspection equipment. Industry News Request a Quote Our full service locations can provide you with turn-key solutions for many industry projects including Oil & Gas, Nuclear, Power Generation, & Primary Metals to name a few. We have experience in all types of materials including exotic alloys. We can handle everything from sourcing material, coatings, stress relieve, and machining. Contact us today to discuss what we can do for you. Contact Us Today Company Headquarters & Small Shaft Plant 701 East Spring Street Box 8, Bldg 52 Titusville, PA 16354 t. 814.827.2707 f. 814.827.4349 e. info@gvmco.com Medium Shaft Plant "Hilltop" Plant 23019 Titusville Road Titusville PA 16354 Large Shaft Plant 602 East Spring Street Building 82 Titusville, PA 16354 Large Milling Plant 1000 Pennsylvania Ave. W. Warren PA 16365 © 2013-2015, Grand Valley Manufacturing | t. 814.827.2707