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What we’ve been up to.

Clients across a broad spectrum trust our capabilities to solve their most challenging problems—and their most common ones. Explore our portfolio to see the breadth of projects we’ve worked on over our 64 years of business.

A Guide to Energy Efficiency and Sustainable Operations for the Maritime Industry
Vessel Procurement Consulting
20171002_135559
A Split-Hull Hopper Barge for Pacific Maritime Group
Vessel Design & Modification
creative
LNG Study for Washington State Ferries
Vessel Procurement Consulting
Pelastar 12MW_D crop for website
PelaStar™
Technology Development
Ready Aim Fire
Emergency Towline BAT Study and Trial
Operations, Logistics, & Transportation Planning
SBX006
The Semi-Submersible SBX-1
Vessel Design & Modification
Cover Photo IMG_0217
SBX Mooring System Design
Offshore Structures
HMHB
I-90 Bridge Design & Light Rail Assessment
Marine Infrastructure
ZeroV-InWaterB
Feasibility of the Zero-V: A Hydrogen Fuel Cell Research Vessel
Vessel Procurement Consulting
oneTank Pacific Mist
oneTANK: The World’s Smallest Ballast Water Treatment System
Technology Development
Pelastar2022 - Underwater 20220511
12 MW Floating Wind Turbine
Offshore Structures
Slides_01_042small
Garth & Lindsey Foss Enhanced Tractor Tug Design
Vessel Design & Modification
Mass 1
National Security Multi-Mission Vessel Heavy Weather Mooring
Operations, Logistics, & Transportation Planning
3-Ship_To Right
Regional Class Research Vessels: Modern Ships for Ocean Science
Vessel Design & Modification
FF Mar 2022 Final Render V2
Zero-Emission Passenger Ferry for Puget Sound
Vessel Design & Modification
Ivanoff - Hero
Improving the Performance of the Dredge Tender Ivanoff
Vessel Design & Modification
Dredge_002
Port of Portland Dredge Oregon Repower
Vessel Design & Modification
Glosten-0786
R/V Sikuliaq: A Versatile, Ice-Capable Research Vessel
Vessel Design & Modification
Excellence team
M/V Excellence Mid-Life Upgrade
Vessel Design & Modification
port aft fendering installed
Seaway Trident Design and Construction Support
Vessel Design & Modification
SKAGIT-Render_no logo_web
A Battery-Electric Ferry for Guemes Island
Vessel Design & Modification
DJI_0007-2
M/V Waterman: Puget Sound’s First Hybrid-Electric Passenger Ferry
Vessel Design & Modification
25962845600_71825dd664_o
SR 520 Bridge Replacement
Marine Infrastructure
Copy of _DSC36772
The Nation’s First All-Electric Vehicle Ferry
Vessel Design & Modification
Render_1_View with Sea force 5
Triton-C Wave Energy Converter Design Development
Offshore Structures
Arctic Class Tug Design
Vessel Design & Modification
Staten Island Ferry Owner’s Representative
Vessel Procurement Consulting
MicrosoftTeams-image (9)
Emergency Vessel Attachment & Towing System (EVATS™)
Technology Development, Operations, Logistics, & Transportation Planning
DSC03539
Offshore Wind Front-End Engineering Design (FEED) Study
Technology Development
Olmsted Locks and Dam aerial view - USACE - CC BY 2.0
Onsite Construction Support for Olmsted Locks & Dam
Operations, Logistics, & Transportation Planning, Marine Infrastructure
OR_TKK2a
R/V Tan Kah Kee
Vessel Design & Modification
1st Engine Landing 3
National Security Multi-Mission Vessels
Vessel Procurement Consulting
I35 - Cover
I-35 Bridge: Responding to Tragedy
Marine Infrastructure
photo009
San Francisco-Oakland Bay Bridge Demolition
Marine Infrastructure
IMG_1353
Custom Vessels for Olmsted Locks & Dam Construction
Vessel Design & Modification
Oakland,,Ca,-,Sept,26,,2022:,Matson,Cargo,Ship,Mahimahi
Cold Ironing Solutions
Vessel Design & Modification, Marine Infrastructure
TRV - 1 Elevation STBD
M/V Tustumena Replacement Design
Vessel Design & Modification
17_PUESTA QUILLA C731
The R/V David Packard: A Cutting-Edge Research Vessel for MBARI
Vessel Design & Modification, Vessel Procurement Consulting
Hull
The Atlantis Gets a Refresh
Vessel Design & Modification
R/V Thomas G. Thompson
The Mid-Life Overhaul of the R/V Thompson
Vessel Design & Modification
siocomm_A_RevelleShip2020_0324
A Mid-life Refit for the Roger Revelle
Vessel Design & Modification
IMG_19271
The Harvest: US-built Liquefied Gas Carrier Barge
Vessel Design & Modification