Betra Manufacturing -- The Ultimate Craftsman in Fine Aluminum Castings. Betra aluminum casting foundry is the premier permanent mold and sand casting manufacturer in Carson City, NV (Nevada) USA. We are run by craftsmen dedicated to the art of creating challenging products. In business since 1957 and nearly 60 years in operation, you can count on Betra to provide high quality aluminum castings on time and per specifications—The Go-To Custom Aluminum Castings Company. Betra produces high-volume complex castings, as well as custom jobs, by establishing a working relationship with our customers. Betra Manufacturing combines traditional values, world class customer service and modern technology to ensure superior quality standards (ISO 9001:2008). We strive to be the premier American-made aluminum casting foundry. We would be glad to discuss your casting needs. Consult Betra Manufacturing with your full line of aluminum casting products and get a volume discount today.