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Sector Columbia River
2185 SE 12th Place Warrenton, OR 97146


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Deputy Commander, Sector Columbia River

Captain Sean C. MacKenzie

Captain Sean C. MacKenzieCAPT Sean MacKenzie assumed the duties of Deputy Sector Commander, Sector Columbia River in June 2013. As Deputy Sector Commander, CAPT MacKenzie is second in command for Coast Guard operations in the state of Oregon, the Southern half of Washington and most of Idaho. This includes 420 miles of coast, 465 miles of inland rivers, and 33 ports including the ports of Portland, OR and Vancouver, WA. The Marine Transportation System within the Sector's area of operation supports over $23 billion in commerce annually. The Sector has nine subordinate units with a total workforce of 1,050 active duty, civilian, reserve, and auxiliary personnel.

Prior to this, CAPT MacKenzie was the sole Coast Guard representative to the Air Force War College at Maxwell Air Force Base in Montgomery, Alabama. His other Senior Officer assignments include serving as Executive Officer of JARVIS, a 378' Law Enforcement / Search and Rescue (LE / SAR) cutter.

While serving aboard JARVIS, CAPT MacKenzie conducted fisheries patrols in the Western, Central, and Southern Pacific ocean and conducted counter-narcotics operations off of Central America. CAPT MacKenzie also served as the sole Coast Guard representative to the Department of Defense European Command in Stuttgart, Germany.

CAPT MacKenzie has ten years of sea time and served on five Coast Guard ships.

From 2001 to 2003, while in command of ADAK, a 110' LE / SAR cutter home ported in Sandy Hook, NJ, he responded to the September 11, 2001 attack on the World Trade Center in New York City and was designated the on-scene commander for all of NY harbor. CAPT MacKenzie was also in command of ADAK when the cutter was designated the on-scene commander for the crash of American Airlines flight 587. CAPT MacKenzie then deployed on ADAK for the first four months of the Operation Iraq Freedom mission. During Operation Iraq Freedom, ADAK provided force protection for landing craft and Special Forces during the invasion. ADAK captured three Iraq prisoners of war and successfully dewatered a barge laden with mines. Following the invasion, ADAK provided force protection for mine sweepers clearing the channel to Iraq's only deep water port, escorted ships carrying humanitarian supplies into Iraq, and protected Iraq's two offshore oil platforms. From 2006 to 2008, while in command of ZEPHYR, a 179' LE / SAR cutter home ported in Coronado, California, ZEPHYR confiscated almost 7 tons of cocaine and placed 17 suspected drug traffickers into custody.

CAPT MacKenzie completed tours of duty on USCGC SORREL, USCGC EDISTO, the Office of Financial Systems at the Coast Guard Headquarters and as a Coast Guard fellow in the US Senate's Department of Homeland Security Appropriations Committee.

A native of Asheville, NC, CAPT MacKenzie graduated from the U.S. Coast Guard Academy in 1992 with a Bachelor of Science degree in Government; from the College of William and Mary in 1998 with a Master's degree with honors in Business Administration; and from the Air Force War College in 2012 with a Master's degree in Strategic Studies. He holds a 200 ton Merchant Mariners Masters License.

His personal awards include the Bronze Star medal, the Defense Meritorious Service Medal, two Meritorious Service medals, four Coast Guard Commendation medals, the DOT 9-11 medal, and two Commandants Letter of Commendation ribbons.

CAPT MacKenzie Bio (PDF for download)

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Last Modified 1/12/2016