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Tri State Marine Surveyors, Inc.




We guarantee effective and decisive reporting on any event be it a marine incident; mechanical failure, or just an examination report regarding vessel condition. 

Experience you can trust.

Over 35 years maritime experience

We have a well-deserved reputation of excellence in providing Detailed and Meticulous vessel examinations along with accurate reporting.

Aerial Photography

FAA Licensed sUAS Pilot

U.S.C.G Licensed Master Continuing 200GT 500IGT-Licensed in 1989.

Accredited Marine Surveyor® with SAMS® since 1999 and Certified Marine Investigator with IAMI since 2005.

Marine Claims Investigations and Inspection

William W. Dials AMS®#603   Society of Accredited Marine Surveyors®  SAMS®

IAMI Certified Marine Investigator  CMI #052

Marine Claims consulting in the Colorado River System from Lake Powell all the way down to Yuma AZ--with Lake Mead, Mohave and Havasu in between, specifically...

Marine Claims investigations in Lake Havasu, Las Vegas, NV-- Reno, NV--Lake Tahoe (NV only) -Page AZ, Salt Lake City , UT --Mohave and LaPaz Counties, AZ. Click here for more about Capt.Bill

When time permits (usually off season) we can do Re-fi appraisals and limited Condition & Valuation marine surveys for insurance renewals. We do not perform pre-purchase or buyers' surveys. Give us a call or email us.