

MIS Marine
We Are Marine Assurance
We provide the world’s leading marine assurance technology, designed to streamline your entire marine risk management process - from nomination to reporting.
By connecting your data, people and processes in one centralised digital system, we bring clarity, insight, trust and efficiency to every stage of the voyage.
Trusted by the world's leading energy companies:

Offering more than just software
Your Trusted Marine Assurance Partner
Collaboration sits at the heart of our industry-leading solutions. Backed by over 15 years of experience and shaped by customer feedback, our marine assurance technology underpins your complete risk management - giving you the scalability to grow and the agility to keep pace with industry changes.

Specialist in supporting:
Driving collaboration and transparency
MIS Marine - About Us
We are the global leader in assurance technology, providing innovative solutions to enhance safety, compliance and operational excellence in the energy industries. As the trusted choice of many of the world's energy leaders, our comprehensive SaaS solution – Mainstay – empowers organisations to manage risk and achieve regulatory compliance with confidence.

MIS Marine and P66 have built our partnership on adaptability, mutual understanding, and a shared desire for efficiency and user-friendliness
Derek Thompson, Manager
Manager, Global Logistics Assurance, Phillips 66
Our flagship solution
Mainstay - The World's #1 Marine Assurance Platform
Marine assurance is evolving - and so are the risks. In the modern energy sector, sound decisions demand a full-circle approach to risk management.
Staying ahead means adopting smarter, data-driven solutions that keep pace with industry demands and public expectations. We understand these challenges. That’s why we developed Mainstay - our flagship solution and industry-leading platform that transforms vetting and compliance.
With advanced analytics and intuitive automation, Mainstay empowers you to make faster, more informed decisions. Built by experts, shaped by user feedback and trusted by industry leaders, it’s the smarter way to manage risk.

Setting the standard for marine risk management
Built for today’s challenges, prepared for tomorrow’s demands, the Mainstay platform unites your marine risk strategy into one powerful, connected approach - driving smarter decisions, sharper efficiency and lasting confidence.
Vetting
Simplify the complexity of vetting across tankers, barges, offshore units and supporting companies with end-to-end voyage assurance across entire journeys, contracts or projects.
Mainstay Vetting
Compliance
Integrate seamlessly with leading global watchlists and data sources, giving you up-to-date visibility and early warning of sanctions risks.
Mainstay Compliance
Geolocation
Combine AIS data with detailed insights on dark activity, STS events and monitored zones to deliver clear, timely visibility of location-based risks.
Mainstay Geolocation
Marine Terminal Operations
Enhance visibility, efficiency and control through integrated end-to-end terminal scheduling and cargo movement management.
Mainstay MTO
Marine BI
Process and aggregate big data to identify global and local trends, forecast potential events, and support smarter, statistically informed operational decisions.
Mainstay Marine BI
Integrated Communications
Enable structured information sharing across all stakeholders to improve visibility, reduce delays and support more efficient risk management operations.
Mainstay Communications