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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,544 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringGenevaSeaQuest Marine SA
SeaQuest Marine SA Logo
Verified· 2 sourcesTrust Score
Summary

About the company

SeaQuest Marine S.A. provides technical consulting and management services to ship owners and operators, particularly for newbuilding projects. The core activities include: project management and supervision, technical consulting and support, planning and approval of shipbuilding, monitoring of construction and outfitting, commissioning and testing of ships, provision of specialized personnel for newbuilding, dockwork and retrofitting, and support for the introduction of ship crews. The company focuses on the maritime industry and offers its services for various types of vessels, including cargo ships, tankers, passenger ships and offshore installations.

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Offering

Products & services

Industry:Technical Consulting & Engineering
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SeaQuest Marine SA

✓ Offered9
Marine Consultancy
Marine consultancy for shipowners and maritime stakeholders, including feasibility studies, shipyard assessment, technical specifications, negotiations and plan review.
Shipbuilding Project Management
Shipbuilding project management for newbuilding and conversion projects worldwide, from technical specifications through selection of equipment suppliers to delivery.
Construction Supervision
Construction supervision for shipbuilding projects, including specialist personnel, inspections, quality and safety control, and support up to final delivery.
Commissioning and Trials Supervision
Commissioning and trials supervision for vessels, with technical support during commissioning, testing and handover to the ship’s crew.
Technical Support for Newbuilding and Retrofit Projects
Technical support for newbuilding, drydocking and retrofit projects, including plan review, technical support and phased handover to the crew.
Specialized Personnel Provision
Provision of specialist personnel for newbuilding projects, drydocking and retrofitting, tailored to the requirements of the specific project.
Plan Approval and Specifications Review
Plan approval and review of technical specifications, including outline specifications, technical requirements and coordination with shipyards and equipment suppliers.
Shipyard Appraisal and Technical Negotiations
Shipyard appraisal and technical negotiations to select suitable shipyards, equipment suppliers and project specifications for newbuilding programs.
ISO 9001:2015 QA and Reporting System
ISO 9001:2015 QA and reporting system for shipbuilding projects, with safety and quality assurance according to the certified standard.
Trust & reputation

ranQ Trust Score of SeaQuest Marine SA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

SeaQuest Marine SA has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
SeaQuest Marine SA scores 74.1 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.64.612%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.70.07%
SeaQuest Marine SA scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).83.322%
SeaQuest Marine SA scores 31.4 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.31.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

SeaQuest Marine SA reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, so the score is backed by part of the criteria. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

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Location

Rue de Neuchâtel 8
1201 Geneva

At a glance

Legal form
Corporation
UID
CHE-174.938.193
Founded
2021 · 5 years
Last commercial register change
July 20, 2023
Employees
11 to 20
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

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