About Us


Superyacht Operating Systems is a group of veteran yachting professionals who understand the needs and short comings of the yachting industry because they have been deeply involved in the operation, construction and refit of large and small yachts for over 25 years. Our services & products include:


Free Document Library

Never Write a Document from Scratch Again!


Loaded with professional documents, templates and checklists that have been honed by veteran yacht crew, this library provides the crew with a go-to place for all their docume 

Because every yacht owner and captain has different needs, every individual who subscribes to the site has the ability to become an author, so they can upload their documents into the shared database and be credited for their work. This shared database of quality operational documents allows professional yacht Captains and crew to select the format or wording they like best and then download and edit the document to fit their operation.


Expert New Build & Refit Consultancy


Superyacht Operating Systems provides expert consultancy during new build (and refit) design, construction and commissioning. Services include:


  • Review of Design Functionality
  • Quality Control Inspections
  • Equipment Selection
  • Efficient Operations Review
  • Independent Expert for Arbitration
  • Interior, Deck & Galley Fitout Lists
  • Standard Operating Procedures for Crew



Total Superyacht Checklist App

ISM: It’s Simple Mate!


The only fully paperless solution for all your compliance needs. Our goal is to make ISM so easy, even private yachts will voluntarily participate for the increased safety it provides.


Whether you command a single yacht or manage a whole fleet, we guarantee our app will improve safety, consistency, and owner satisfaction.


  • Server Based (syncs to DPA when Internet is available)

  • Low Bandwidth Usage (during sync process)

  • Safety Meetings Made Simple (via automated workflow and DPA sync)

  • Drill Matrix & Drill Reports

  • Risk Assessments

  • Declarations of Security

  • Hours of Rest

  • Certificate Tracker 

  • SMS, SSP & MLC Forms Plugged In


Designed for every department on board - it doesn't end with ISM. Fully automates workflow both within and between departments.



Standard Operating Procedures


The Total Superyacht Checklist App is perfect for detailing lists, setup checklists, cabin checks, stock checklists, stowage procedures, service rules, watch duties, and equipment maintenance procedures.


Highlights include:


  • Comprehensive New Build Fitout Lists
  • Full Compliment of Professional Operational Checklists (easily personalized to individual yacht needs)
  • Ability to Schedule Checklists (with auto repeat functions)
  • GUEST by PYA Service Rules and Religious & Cultural Information (perfect reference tool for charter yachts with guests from around the globe)


The App greatly reduces the administrative burden so the crew can focus on providing safe and exceptional service. It even serves as a training tool for new crew members, greatly reducing the time HODs need to devote to one-on-one training.


Owners enjoy greater consistency of service and can relax with the knowledge that the yacht’s operation is securely documented and will never miss a beat… even when crew change.




Captain David Clarke founded SOS and as a mariner, he has completed well over 600,000 nautical miles around six continents during his 27-year career at sea. He has extensive large yacht refit and new build experience and has been in command of Superyachts up to 73 meters. He is complimented by a team of veteran Superyacht crew with decades of on board experience in interior, deck, engineering and diving operations. SOS works with cutting edge international software developers to produce the best possible solutions to meet the modern demands of the yachting industry.