Marine Surveying
Independent pre-purchase and insurance condition-and-valuation surveys—presented with clear, objective reporting.
Contact Captain John HenningsMarine surveying · Consulting · Training
Professional marine support. Thoughtfully delivered.
Calm, capable support for boat owners and marine professionals throughout New Jersey, the Mid-Atlantic, and Northeast waters.
How we can help
Clear guidance for better decisions on the water.
From evaluating a vessel to learning its systems, every engagement is built around careful preparation, plain communication, and your confidence as an owner.
Owner Support
New-owner orientation, vessel familiarization, sea trials, delivery support, and practical assistance tailored to you and your boat.
Consulting & Training
Systems and equipment consultation, boating instruction, docking guidance, passage planning, and confidence-building time on the water.
Experience you can trust
A steady hand, from first questions to confident ownership.
Semper Fi Marine Services is led by Captain John Hennings, a USCG-licensed master with decades of practical boating and instructional experience. His background as a former U.S. Marine and federal law-enforcement officer informs a measured, detail-focused approach to every vessel and every client.
- USCG 50-Ton Master with Towing Endorsement
- More than 25 years of boating experience
- NJ Boating Safety and USCG OUPV/Master instructor
Service area
Based in New Jersey.
Available throughout the region.
Core service territory extends from Sandy Hook, Raritan Bay, and the Navesink River south to Barnegat Inlet, with service available across the Mid-Atlantic and Northeast waters by arrangement.
Discuss your needs