An official website of the United States government

Here's how you know

Official websites use .mil

A .mil website belongs to an official U.S. Department of Defense organization in the United States.

Secure .mil websites use HTTPS

A lock () or https:// means you’ve safely connected to the .mil website. Share sensitive information only on official, secure websites.

Maintenance Company

4th Maintenance Battalion

4th Combat Readiness Regiment

Bldg. 218, Rock Island Arsenal
Rock Island, IL 61299

Duty Phone:

504-905-2918

Captain Hernando A. Valenciaparra

Inspector - Instructor

First Sergeant Jeremiah L. Hoff