FPSO Through-life Support
ABL and Longitude provide expert services that support FPSOs across the full asset lifecycle
ABL and Longitude Engineering have been operating in the offshore energy market for over 4 decades, with our first FPSO project in 1989.
Since then, our teams of experts have worked on 330+ FPSO projects globally, providing consulting, oversight and advisory services on some of the most prestigious oil and gas projects.
ABL provides MWS, vessel and marine assurance, asset integrity management, structural integrity management, technical due diligence & advisory services to the FPSO market.
Longitude provides independent engineering consultants specialising in vessel design, marine operations engineering, life extension and advanced analysis and simulation. SynergenOG are part of Longitude and brings a vast background in Process Safety Management.
1640+
MWS Projects in 2025
1000+
Engineering & Consulting Projects in 2025
77+
Offices across 43 Countries
330+
FPSO Projects Globally
37+
Years working on FPSOs










