Gregory C. Marshall Naval Architect

Company overview

Gregory C. Marshall Naval Architect

Company type

Naval Architect

Primary location

Canada

Service area

Global

Verification

Official source checked

Design Naval Architecture Technical Services

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Recognition explained

How this profile may be recognised

Featured Partner Promotional visibility or paid placement. This is separate from awards, stars and editorial recommendation.

Verified Business Identity, source or listing information has been checked against available company, public or industry sources.

SYG Recommended An editorial recommendation based on available evidence, relevance and industry context.

Service Badge A service classification showing what the company does, such as brokerage, refit, agency, design or supply.

Stars / Awards Separate Superyacht Guide editorial recognition awarded through published criteria, review and industry research.

Superyacht Guide Recognition

Company / Service Badges

Design Studio Naval Architecture Official Source Checked Superyacht Specialist

Last reviewed: May 11, 2026

Company and service badges are editorial indicators. They are not official certification, legal approval, technical approval, safety certification or a paid rating.

Gregory C. Marshall Naval Architect is a Canadian yacht design and naval architecture firm providing yacht design, engineering and marine design services.

Services and operating profile

Service area: Global
Operating regions: Canada, North America and international yacht design markets.
Specialisms: Luxury yacht design, naval architecture, marine engineering, custom yacht concepts and vessel design.

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Listing status