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Northern Ireland · Ireland · UK & Beyond

Naval Architecture
& Marine Surveying

Professional passenger boat coding, vessel surveys, stability documentation and naval architecture — delivered with 30+ years of technical precision and regulatory expertise.

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30+Years Experience
MCAAuthorised Surveyor
5Certifying Authorities
UK & IECoverage
What We Do

Expert Marine Services

From initial concept through to full certification — McCollam Marine provides the technical expertise and regulatory knowledge your vessel project demands.

Passenger Boat Coding
01
🚢

Passenger Boat Coding

Guidance and survey support for passenger vessel coding and compliance with all applicable Codes of Practice.

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Boat Surveys
02
🔍

Boat Surveys

Pre-purchase, insurance and condition surveys across all vessel types — accurate, thorough and independently delivered.

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Naval Architecture
03
📐

Naval Architecture

Design support, structural input and full documentation from concept through to delivery — built for real use.

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Stability
04

Stability

Stability calculations and documentation aligned with your vessel's operational profile and regulatory requirements.

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Fishing Vessels
05
🎣

Fishing Vessels

Specialist services for commercial fishing vessels — surveys, compliance support and inspection requirements.

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Tonnage Certification
06
📋

Tonnage Certification

Tonnage measurement and certification for vessel registration and compliance across all regulatory frameworks.

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Belfast Harbour Pilot Boats
30+Years of
Excellence
About Us

Built on Precision,
Trusted by Industry

McCollam Marine is a naval architecture and marine surveying practice with over three decades of proven expertise across Northern Ireland, Ireland and the wider UK.

Whether you operate passenger vessels, fishing fleets, patrol craft or leisure boats — we bring the same technical standards, regulatory clarity and practical knowledge to every project.

Passenger Boat Coding
Pre-Purchase Surveys
Naval Architecture
Stability Documentation
Fishing Vessel Surveys
Tonnage Certification
MCA Authorised
Insurance Surveys
Discuss Your Project ›
Who We Work With

Vessels We Serve

Technical expertise and regulatory support across the full spectrum of commercial and leisure vessels.

Fishing Vessels

Fishing Vessels

Specialist services for commercial fishing vessels and inspection requirements.

Passenger Vessels

Passenger Vessels

Coding, documentation and compliance support for passenger operations.

Patrol Rescue

Patrol & Rescue

Technical support, surveys and documentation for specialist operational vessels.

Leisure Craft

Leisure Craft

Surveys and professional advice for owners, buyers and insurers.

Accreditation

Certifying
Authorities

McCollam Marine is an authorised surveyor for five recognised certifying authorities, enabling statutory surveys, inspections and documentation in line with the relevant Codes of Practice.

Clear scope, compliant documentation, and a practical route through certification — helping owners and operators meet requirements efficiently.

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McCollam Marine vessel work
"Regulatory-first from day one — deliverables built for owners, yards and surveyors to action quickly."
McCollam Marine
Why Choose Us

Technical Precision.
Regulatory Clarity.

📋

Regulatory-First

Deliverables aligned with relevant standards and approval pathways from day one.

📄

Clear Outputs

Documentation written for owners, yards and surveyors to understand and act on quickly.

📐

Technical Precision

Accurate drawings, calculations and stability documentation built for real-world use.

Efficient Turnaround

Structured workflow to keep your project moving and reduce costly delays.

Tell Us About Your Vessel

Describe your vessel, objectives and timeline. We'll advise on the best next steps and provide a clear plan of work.

Based in Northern Ireland · Serving Ireland, UK & Beyond

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