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21 Years
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Emergency
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Trusted Engineering & Project Management Services
Established in 2005, our company has built a reputation for delivering mission-critical engineering and project management services across the global energy sector. Our team of chartered engineers and industry specialists brings decades of collective experience in offshore, onshore, and subsea developments. We focus on providing independent technical expertise that enhances project efficiency while mitigating risks associated with complex energy infrastructure. Our approach combines deep technical knowledge with practical problem-solving capabilities honed through participation in world-class projects. We maintain a client-centric philosophy that prioritizes transparency, technical excellence, and commercial viability throughout all project phases.

Our engineers have demonstrated expertise in managing the full lifecycle of energy assets, from initial concept development through decommissioning. We maintain global operations with strategically located offices to better serve our international client base. Our commitment to continuous improvement is reflected in our adaptive methodologies and investment in technical innovation. We work collaboratively with clients to develop tailored solutions that address specific project challenges while maintaining compliance with regulatory requirements. Our track record demonstrates consistent delivery of projects on time and within budget parameters.
Services
Project Management Engineering Services Decommissioning Support Valve Management Pipeline Integrity Energy Transition Consulting Offshore Client Representation Conceptual Design Studies Survey Management Emergency Pipeline Repair
Details
  • Year established: 2005
Highlights and features
  • We have over 20 years of experience in offshore engineering projects
  • Our team consists of certified experts with extensive industry experience
  • We provide 24/7 personalized customer support
  • We operate with full transparency and no hidden fees
  • Our team deeply understands the local market needs in Surbiton
What people say
Excellent support Reliable engineers Cost-effective assistance Timely delivery Creative solutions
Services
Project Management
Our project management services cover the complete project lifecycle from concept development to final execution. We provide hands-on management for offshore and onshore energy projects, ensuring technical excellence while maintaining budget and schedule adherence. Our team has demonstrated expertise in managing complex international projects through strategic partnerships and consortium arrangements.
Engineering Services
We offer comprehensive engineering solutions including feasibility studies, front-end engineering design, and detailed design support. Our services cover pipeline systems, subsea developments, and offshore infrastructure projects. Our engineers apply technical innovation to solve complex challenges while maintaining compliance with industry standards and regulatory requirements.
Decommissioning Support
Our decommissioning services include late-life asset management, regulatory compliance support, and waste management planning. We provide technical expertise for offshore platform decommissioning, pipeline abandonment, and environmental remediation. Our team works with specialist collaborators to ensure safe, cost-effective decommissioning solutions that meet regulatory requirements.
Valve Management
We specialise in comprehensive valve lifecycle management including design review, failure analysis, and operational support. Our services cover valve inspection, release operations, and integrity management for offshore and onshore applications. We provide proprietary valve release systems that reduce unplanned shutdowns and extend equipment service life.
Pipeline Integrity
Our pipeline integrity services include condition monitoring, risk assessment, and repair strategy development. We provide technical solutions for pipeline cleaning, wax management, and structural integrity assessments. Our expertise covers both onshore and offshore pipeline systems, ensuring operational safety and regulatory compliance.
People
Frank Nunan
Co-founder & Managing Director
Chartered subsea engineer with specialist expertise in diverless connection systems and offshore structures. Over 30 years' experience in subsea engineering solutions and project delivery.
Paul Melnikov
Co-founder & Director
Senior engineer with 30+ years' experience in subsea pipeline design and field development projects. Specialises in conceptual design and offshore installation operations.
Robert Carmichael
Director
Offshore engineering specialist with 30 years' experience in submarine pipeline design and construction. Expert in technical solutions for complex offshore developments.
Malcolm Blackmore
Director
Project management professional with 20+ years' experience in offshore and subsea oil & gas projects. Specialises in construction management and operational support.
Questions
What engineering services does CONSUB offer?
We provide project management, pipeline integrity, decommissioning support, valve management, and engineering design services for energy sector projects globally.
Do you work on offshore energy projects?
Yes, we specialise in offshore engineering projects including subsea developments, pipeline systems, and offshore platform decommissioning across multiple regions.
What industries do you serve?
We primarily serve the oil & gas sector, renewable energy industry, and energy transition projects including hydrogen and carbon capture developments.
How experienced is your engineering team?
Our directors have 20-30 years' experience in offshore engineering, with collective expertise in over 100 major energy projects worldwide.
Do you provide global services?
Yes, we operate from offices in the UK, Switzerland, Ireland, and India, supporting projects across multiple international locations.