CloseBend

Verified sources

We checked this business against our three rules. Here is the public proof we found:

• ✓ American owned

  "Family-Owned Since 1973." "CloseBend is a family-owned manufacturing company based in the heart of Oklahoma." No foreign parent found

  See the proof on closebend.net (opens in a new tab)

• ✓ Made in the USA

  "All of our Products are made in the USA." Transition nozzles are "Manufactured in the USA to meet ASME and API standards." Address: 4812 W. 52nd St, Tulsa, OK 74107

  See the proof on closebend.net (opens in a new tab)

• ✓ Designed in the USA

  "Our hot-formed transition nozzles (swages) are designed to reduce header size, improve fluid dynamics, and to streamline fabrication"

  See the proof on closebend.net (opens in a new tab)

Last checked: November 10, 2026