CG-NAV Contacts

Office of Navigation Systems (CG-NAV)

Office fax: (202) 372-1991

For general inquiries, please contact CG-NAV at the office e-mail: cgnav@uscg.mil

For inquiries for the National Navigation Safety Advisory Committee (NNAVSAC), please contact CG-NAV at the NNAVSAC office NNAVSAC email: smb-basencr-cgnav-nnavsac@uscg.mil

CG-NAV Front Office

CAPT Loan T. O’Brien Ms. Danielle Gibb Ms. Kayla Yezefski	Chief, Office of Navigation Systems (CG-NAV) Management & Program Analyst Management & Program Analyst	(202) 604-9252 Danielle.a.gibb@uscg.mil Kayla.l.yezefski@uscg.mil
(CG-NAV-1) Aids to Navigation and Positioning, Navigation and Timing (PNT) Division
Member	Title / Position	Contact Information
LCDR Kayla Schultz	Chief, Aids to Navigation and PNT Division	(202) 372-1551
LT Kyle Giddings	Aids to Navigation and PNT	Kyle.p.giddings@uscg.mil
Mr. David Merrill	Aids to Navigation Program Analyst	David.merrill@uscg.mil
Mr. Kevin Cammie	Marine Transportation Specialist	Kevin.cammie@uscg.mil
Mr. Zachary Bonheim	Aids to Navigation Specialist	Zachary.w.bonheim@uscg.mil
ENS Braven Bolosan-Maeva	Physical ATON Policy	Braven.a.bolosan-maeva@uscg.mil

(CG-NAV-2) Navigation Standards Division
Member	Title / Position	Contact Information
Mr. George Detweiler	Chief, Navigation Standards Division	(202) 372-1566
LCDR Jennifer Sheehy	Navigation Rules of the Road, Administrator	Jennifer.l.sheehy@uscg.mil
Ms. Maureen Kallgren	Marine Transportation Specialist	Maureen.r.kallgren2@uscg.mil
Mr. Scott Whalen	Vessel Traffic Service Program Specialist	Scott.k.whalen@uscg.mil
Mr. Brian Mottel	Marine Transportation Specialist	David.b.mottel2@uscg.mil
LCDR John Nolan	Marine Transportation Specialist	John.j.nolan@uscg.mil
Mr. Michael Newell	Marine Transportation Specialist	Michael.d.newell2@uscg.mil
Mr. Timothy Spence	Marine Transportation Specialist	Timothy.a.spence@uscg.mil

(CG-NAV-3) Navigation Technology and Risk Management Division
Member	Title / Position	Contact Information
CDR Patrick Armstrong	Chief, Navigation Technology and Risk Management Division	(202) 372-1557
LT Ryan Burk	Deputy Division Chief, Special Projects Coordinator	Ryan.b.burk@uscg.mil
Mr. Jorge Arroyo	AIS/VDES/ATON Standards Development & Program Analyst	Jorge.arroyo@uscg.mil
Mr. Gordon Garrett	Risk & Data Program Analyst	Gordon.d.garrett@uscg.mil
Mr. David Lewald	USAIMS Program Manager, AIS/ATON/E-NAVIGATION Program Analyst	Robert.d.lewald@uscg.mil
Mr. Kevin Lind	Environmental Protection Specialist	Kevin.e.lind@uscg.mil

Last updated: 11/5/2024