SEA.O.G Offshore
- Company typePrivate
- Founded2015
- HeadquartersSeattle, United States
- Headcount11–50
- GTM typeB2B
- OfferingServices
SEA.O.G Offshore firmographics
Firmographics- Name
- SEA.O.G Offshore
- Legal name
- SEA.O.G Offshore LLC
- Website
- https://seaofgravity.com
- Company type
- Private
- Founded year
- 2015
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Ownership category
- akta.pro rank
SEA.O.G Offshore industry classification
Industry- Product category
- Marine Logistics & Heavy Transport Services
- NAICS
- Support Activities for Water Transportation (4883), Marine Cargo Handling (48832), Port and Harbor Operations (488310)
- SIC
- Water Transportation (4400), Oil & Gas Field Services, Nec (1389)
- akta.pro primary industry
- Offshore Support & Marine Logistics Vessel Operators (PSV/AHTS) (TLADABAL)
- akta.pro secondary industries
- Offshore/Remote Port Call & Anchorage Services (Launch Boats, Crew Boats, Supply Runs) (TLAHAJAM), Marine & Offshore Energy O&M (Offshore Wind, Platforms, Subsea Assets) (EUAEAGAO), Marine Terminals & Cargo Handling Infrastructure (RoRo, Bulk, Container) (IMAFAJAF), Cargo Handling & Lifting Equipment (Cranes, Derricks, Hoists) (IMAJAIAB)
Keywords
Where SEA.O.G Offshore is headquartered
LocationHeadquarters
- HQ city
- Seattle
- HQ country
- United States
- HQ region
- North America
Offices4 records
Markets served
SEA.O.G Offshore business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Infrastructure, Technology or R&D, Marketing or Sales
Revenue model
- Marine Engineering Services: Professional engineering services including stability analyses, mooring analyses, ballasting plans, Ro-Ro operations, float-over operations, bollard pull calculations, transport analyses, and dynamic lift analyses. Billed as professional services with project-based pricing.
- Heavy Transport and Barge Services: Tug and barge transport, port/terminal operations, chartering, and marine asset management. Revenue generated through vessel charters, asset rental, and transport fees.
- Port Agency Services: 24/7 vessel agency services including field representatives, pilotage, stevedoring, bunker arrangements, customs brokerage, and compliance services across US Gulf and Northeast ports.
- Offshore Marine Logistics: Project planning, budgeting, vendor coordination, and OCS compliance management for offshore operations.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | Custom project-based pricing |
Go-to-market motion1 record
Distribution channels2 records
Marketing channels3 records
SEA.O.G Offshore product offering
Product offeringCore offering
SEA.O.G Offshore provides engineered marine transport and heavy lift services for project cargo, combining owned tug-and-barge fleet operations with class-approved engineering, 24/7 port agency, and offshore logistics coordination. Offerings span feasibility studies, stowage and seafastening engineering, tug/barge chartering, port agent services across US Gulf and Northeast ports, OCS/Jones Act compliance, and turnkey execution for wind energy, oil and gas, LNG, and modular construction projects.
Product overview
SEA.O.G Offshore is a marine logistics and heavy transport company offering an integrated suite of services for the maritime industry. The company operates a fleet of owned marine assets (tow vessels MV Troy Bernier with 2600 HP and MV Henry Brooks with 2000 HP, both equipped with RiverLens technology; OG54 inland deck barges; and OG72 ABS deck barges) combined with engineering and logistics services. The portfolio includes Transportation and Heavy Lift Engineering, Port Services, Marine Engineering, Heavy Transport, Crew Services, Consultancy, Trade Compliance, Visual Engineering, and Offshore Marine Logistics. Services range from initial feasibility studies and conceptual planning through detailed engineering, execution, and post-move support. The company specializes in project cargo for wind energy, oil and gas, modular construction, and industrial plant projects, providing turnkey solutions from Brownsville, Texas to various inland destinations via the Mississippi River system and U.S. Gulf and Northeast ports.
Differentiator
Problem solved
Functional benefit
Brands
- RiverLens™: Towing technology developed and deployed by SEA.O.G for inland waterway navigation, notably enabling first single boat tandem tow of wind turbine blades on the US waterway system.
Products and services
- Heavy Transport (Tug and Barge) Marine transportation services including tug and barge transport, port and terminal operations, chartering, marine asset management, and project management for heavy and oversized cargo on US inland and coastal waterways.
- Transportation and Heavy Lift Engineering Engineering services including stow plans, deck layouts, seafastening and lashing calculations, deck strength and load spreading, grillage and sea fastening design, heavy lift engineering, rigging design and lift plans, and method statements for marine transport operations.
- Marine Engineering Analysis Engineering analysis services including motion and workability analyses, stability and mooring analyses, ballasting plans, Ro-Ro operations, float-over operations, bollard pull calculations, transport analyses, and dynamic lift analyses.
- US Port Agent Services 24/7 port agency and logistics support across US Gulf and Northeast ports, including field representatives, pilotage, stevedoring, bunker and fuel arrangements, site supervision, waste management, local purchasing and trucking, warehouse and yard management, and mobilization/demobilization support.
- Offshore Marine Logistics High-stakes offshore logistics services including project planning and budgeting, vendor coordination, operational oversight, and OCS compliance management for offshore construction, oil and gas, and complex vessel operations.
- Barge Transportation for EPC Contractors Specialized barge transport services for EPC contractors including strategic input during project development, conceptual logistics planning, permit acquisition, asset reservation, end-to-end logistics execution, and post-move support.
- Barge Services Integrated barge services including barge rentals, feasibility studies, route access assessments, marine terminal planning, and hybrid land-sea solutions with pop-up ports and temporary marine offload facilities.
- Trade Compliance Services Customs and regulatory compliance services including eAPIS submission, eNOA/D filings, vessel and helicopter clearance, customs brokerage, bonded storage and transportation, Ocean and Air AMS, and CBP/USCG compliance.
- Crew Services Personnel and logistics support including visa support, M&G and transfer services, crew transportation, accommodation, medical services, and local labor and payroll services.
- Marine Logistics Consultancy
Quantifiable outcome
- 91% of vessels cleared ahead of schedule
- +3 more outcomes
Companies that use SEA.O.G Offshore
Customer profileNamed customers5 records
Segments5 records
Ideal customer profiles5 records
SEA.O.G Offshore technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
SEA.O.G Offshore partnerships and signals
Strategic signalPartnerships
Four partnerships are on record, tiered core and minor.
- American Offshore ServicescoreSEA.O.G helped develop and launch American Offshore Services, a Jones Act compliant Crew Transfer Vessel startup. SEA.O.G provided concept, design, startup services, raised $70m credit facility for newbuild program, negotiated shipyard contracts, recruited and trained independent management team, and built commercial pipeline. Exited in 2023.
- Vineyard WindcoreLong-term partnership providing MWS/site supervision, marine agency and support logistics, port captain services, and shoreline marine terminal development for Vineyard Wind offshore wind project in New Bedford, MA. 70 inbound vessels, 434 total components managed.
- GE Renewable EnergycoreAppointed as OEM-appointed MWS (Marine Warranty Surveyor) overseeing discharge and handling of GE Haliade X turbine components for US offshore wind projects.
- CMA CGMminorTechnical support partnership providing 300+ method statements for lifting, stowage and securing of project cargoes. 350 engineering scopes expected for 2024.
Scale indicators9 records
Recent moves6 records
Expansion highlights3 records
SEA.O.G Offshore competitors and assessment
Company assessmentBroad incumbents
- Crowley Maritime: Largest US-owned marine solutions provider with tug/barge, offshore wind logistics (Jones Act CTVs), and engineering services. Overlaps directly with SEA.O.G on project cargo and port agency work, but operates at materially greater scale across many segments.
- Edison Chouest Offshore: Major offshore vessel operator with platform/OSV fleet and growing offshore wind service capability. Competes with SEA.O.G for marine logistics scope on US offshore wind projects while running a much broader offshore portfolio.
- Foss Maritime: Tug and barge operator with Pacific and Gulf presence plus heavy-lift/transport services. Most direct overlap with SEA.O.G's tow-and-barge heavy transport on US coastwise/inland routes.
- Moran Towing Corporation: Coastwise tug and barge operator with marine salvage and heavy-lift capabilities. Comparable asset base and operating footprint to SEA.O.G's fleet, plus broader salvage/recovery services.
Direct peers
- McDonough Marine Service: Inland marine transportation specialist operating a barge fleet for project and bulk cargo on US rivers. Competes with SEA.O.G on inland tug/barge work for industrial and energy project cargo.
- Crescent Towing & Salvage: Gulf-based tug/barge and salvage operator offering harbor towing and offshore support. Direct competitor on Gulf coast tow work and vessel agency scope that SEA.O.G provides.
- Brix Marine: Tug and barge operator focused on the US Gulf and inland waterways, with project heavy-lift capability. Closest asset and route overlap with SEA.O.G's inland barge/tow business.
- Blessey Marine Service: Operator of ocean and inland tugs and tank barges serving Gulf shippers. Useful comparable for fleet economics and US-flag vessel deployment that SEA.O.G depends on for Jones Act compliance.
- BBC Chartering: Global project cargo and heavy-lift ocean carrier with multipurpose tweendeck fleet. Most direct comparable for SEA.O.G's heavy-lift/project cargo engineering and breakbulk vessel work, though without the inland barge leg.
Regional players
- Royal Wagenborg: Netherlands-headquartered multipurpose/heavy-lift shipping and logistics operator with offshore wind project cargo experience in Europe. Comparable business model and engineering-led heavy-transport approach; territorial rather than direct competitor.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks6 records
Key highlights7 records
Customer concentration
SEA.O.G Offshore social profiles
Digital presenceSEA.O.G Offshore financial estimates
Financial estimateRevenue estimate
Valuation estimate
SEA.O.G Offshore leadership team
Management profileNumber of profiles
SEA.O.G Offshore funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
SEA.O.G Offshore M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about SEA.O.G Offshore
What does SEA.O.G Offshore do?
SEA.O.G Offshore provides engineered marine transport and heavy lift services for project cargo, combining owned tug-and-barge fleet operations with class-approved engineering, 24/7 port agency, and offshore logistics coordination. Offerings span feasibility studies, stowage and seafastening engineering, tug/barge chartering, port agent services across US Gulf and Northeast ports, OCS/Jones Act compliance, and turnkey execution for wind energy, oil and gas, LNG, and modular construction projects.
Is SEA.O.G Offshore a public or private company?
SEA.O.G Offshore is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was SEA.O.G Offshore founded?
SEA.O.G Offshore was founded in 2015. It employs 11 to 50 people.
Where is SEA.O.G Offshore based?
SEA.O.G Offshore is headquartered in Seattle, United States, in the North America region.
How does SEA.O.G Offshore make money?
Four revenue lines are on record. Marine Engineering Services are the primary driver. The others are heavy Transport and Barge Services, port Agency Services and offshore Marine Logistics.
Who are SEA.O.G Offshore's main competitors?
Broad incumbents on record are Crowley Maritime, Edison Chouest Offshore, Foss Maritime and Moran Towing Corporation. Direct peers are McDonough Marine Service, Crescent Towing & Salvage, Brix Marine, Blessey Marine Service and BBC Chartering. Royal Wagenborg is listed as a regional player.
Does SEA.O.G Offshore have an API?
No public API is recorded for SEA.O.G Offshore.
What industry is SEA.O.G Offshore in?
SEA.O.G Offshore's product category is Marine Logistics & Heavy Transport Services. Its primary akta.pro industry code is TLADABAL, Offshore Support & Marine Logistics Vessel Operators (PSV/AHTS), with a secondary code of TLAHAJAM, Offshore/Remote Port Call & Anchorage Services (Launch Boats, Crew Boats, Supply Runs). Its NAICS code is 4883 and its SIC code is 4400.