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NMCB133 Command Logo
5301 Bainbridge Ave Box #58
  Gulfport, MS 39501

 Naval Mobile Construction Battalion ONE THIRTY THREE



Welcome to the homepage of the “Runnin’ Roos” of U.S. Naval Mobile Construction Battalion (NMCB) 133! NMCB 133 prides itself on being the Seabees our nation needs by providing advance base construction, battle damage repair, contingency engineering, humanitarian assistance and disaster recovery support to our fleet and unified commanders.

Whether you are joining our Battalion, a family member, a NMCB 133 alumni, or a friend of the Seabees, we hope that this site gives you an idea of our history, current organization, and what is expected from the men and women of our proud unit.

The "Runnin' Roos" have a rich, extensive history of excellence which we try to respect and uphold. Today's Roos are still making tremendous contributions to our Great Nation and continue to build on the legacy left by our predecessors.

We are extremely proud of each and every member of our "CAN DO" team. If you are joining our Battalion, welcome to the “Runnin Roos!”
Seabees are expeditionary construction and engineering service experts for the Naval Service achieving mission success by delivering quality construction safely on-time.
We are agile, task-organized, combat effective construction and engineering service experts in support of Naval objectives enabling logistics for distributed Fleet operations.