Who We Are
Your Trusted Partner in Marine and Construction Equipment
Marine Equipment Solutions (MES) unites some of the most respected names in the marine and heavy construction industry, Rasmussen, Poseidon, Pacific Gulf Wire Rope, Portadam, Poseidon Jackup, and Humco Marine Products, under one trusted brand. By bringing these proven companies together, MES delivers a single, comprehensive source for equipment, engineering, and project support across North America. Our integrated capabilities eliminate the need to coordinate multiple vendors, allowing clients to access complete solutions through one point of contact.
Comprehensive Equipment & Services
Rasmussen Equipment and Poseidon Barge together deliver the most comprehensive, scalable, and reliable marine equipment solutions in North America. From engineered winch systems and mooring packages to new sectional barges and nationwide rental support, our combined capabilities empower contractors to execute complex marine and civil construction projects with confidence, efficiency, and speed.
The leading provider of specialized marine construction equipment rentals, offering the industry’s most extensive fleet of winches—hydraulic, diesel mechanical, pneumatic (air), electric, and manual—available in multiple drum configurations. Backed by a deep inventory of sectional barges and complete engineered mooring solutions plus a vast selection of wire rope, rigging hardware, and custom slings.
Rasmussen and Pacific Gulf Wire Rope have over 125 years of combined expertise in wire rope, chain slings, synthetic rope, web slings, shackles, hooks, snatch blocks, and cargo hardware. Services include a 1.2 million lb. test bed, non-destructive testing, on-site socket pours, inspections, spooling, and 24/7 emergency response.
A proven alternative to sheet piling with over 6,000 successful projects worldwide. Flexible, freestanding, rapid deployment cofferdam systems minimize environmental impact, subsurface risk, and dewatering needs. Ideal for bridges, dams, remediation, and shoreline stabilization.
Poseidon Jackup, a joint venture of Poseidon Barge (U.S.) and Combifloat Systems (Netherlands) with support from Marine Equipment Solutions, brings modular jackup technology to North America with Jones Act-compliant solutions. Built, owned, and operated in the United States, we combine global engineering and U.S. manufacturing to deliver stable, versatile elevated platforms.
The go-to solution for ports, terminals, jetties, breakwaters, bridges, pipelines, and offshore facilities. With 440 US tons variable deck load, 3,070 lbs/ft² deck strength, and a 5,600 ft² open deck, the MES-C7 delivers strength, flexibility, and performance where it matters most.
Humco brings broad product distribution of marine bearings, workboat equipment, lighting, safety gear, deck hardware, cable, and more. With deep inventory, decades of industry experience (since 1966), and national reach across inland waterways and western river systems, Humco strengthens MES’s capabilities to serve vessel operators and marine contractors.
Engineering, Fabrication & Support
Beyond rentals and sales, MES provides in-house engineering, R&D, and custom fabrication across all business lines. Our facilities—including a 140,000 sq. ft. ISO-certified fabrication plant ensure projects receive tailored, innovative solutions delivered with uncompromising quality.
Why MES
Partnering with MES brings immeasurable value to your projects by delivering:
- A team that serves as an extension of your own
- Solutions designed to lower costs and shorten timelines
- National reach with regional responsiveness
- Trusted brands working together for your success
- Single source access to products and services