We're proud to announce that Washington Machine Works has earned ISO 9001:2015 certification through Intertek. For a shop like ours — built around the work other shops won't or can't do — this milestone means something specific. It means the judgment and craftsmanship our machinists bring to every complex part, every prototype, every emergency repair is now backed by a formally audited quality management system. Third-party verified. Documented. Repeatable. What is ISO 9001:2