Leading the way in energy transition, utilities and digital infrastructure
OCU provides end-to-end infrastructure engineering in the utilities, digital, and energy markets, specialising in safely and efficiently delivering complex client requirements. Our breadth of capabilities and depth of operational capacity, paired with our cutting-edge technology, ensure that we are not just part of the market; we are leading it.
OCU Markets
We work in a wide range of sectors from Power and Energy Transition, through to the Water and Telecoms industries. We operate above and below ground in infrastructure and non-infrastructure environments.
OCU Group is at the forefront of ensuring the critical services that we all rely on are ready for the UK’s renewable energy powered future. Our commitment is to innovate and deliver sustainability, while designing, building and maintaining these vital services for our clients’ customers.
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Energy Transition
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Regulated Power
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Digital Infrastructure
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Water & Wastewater
Nationwide Coverage
From project conception to completion, our expert support comes as a fully managed turnkey service.
Design
Engineering design for the energy, water and transport sectors
Industry expertise
Building information modelling (BIM)
Leverage artificial intelligence technologies
3D modelling and digital twins
Energy Transition
Battery energy storage
Solar
Wind farms
EV charging
Microgrids
High voltage direct current (HVDC)
Engineering, procurement and construction (EPC)
Substations
Regulated Power
Microgrids
High voltage direct current (HVDC)
Engineering, procurement and construction (EPC)
Substations
Overhead lines
Underground circuits
Private wire connections
Civil
Water Solutions
Consultancy
Design
Engineering, procurement and construction (EPC)
Building and contracting
MEICA
HV and LV services
Civils
Pipelines
Structures
Flood defence
Harbour and pier redevelopment
Digital Infrastructure
Scheme planning
Scheme management
Duct chamber
ERS
Diversions
Multi-dwelling units
Cabling
Splicing
Terminating
Civils
Trenchless HDD
Non-invasive underground construction techniques
Road, rail, river crossings
Horizontal directional drilling
Micro-tunnelling
Minimise surface disruption and environmental impact
Training Academies
Electrical and industrial training
Modern and comprehensive courses
CompEx Electrical, CompEx Mechanical, and EAL Electrical
HV/LV training
State-of-the-art equipment
Highly-experienced trainers
OCU Capabilities
From project conception to completion, our expert support comes as a fully managed turnkey service.
Design
Engineering design for the energy, water and transport sectors
Industry expertise
Building information modelling (BIM)
Leverage artificial intelligence technologies
3D modelling and digital twins
Energy Transition
Battery energy storage
Solar
Wind farms
EV charging
Microgrids
High voltage direct current (HVDC)
Engineering, procurement and construction (EPC)
Substations
Regulated Power
Microgrids
High voltage direct current (HVDC)
Engineering, procurement and construction (EPC)
Substations
Overhead lines
Underground circuits
Private wire connections
Civil
Water Solutions
Consultancy
Design
Engineering, procurement and construction (EPC)
Building and contracting
MEICA
HV and LV services
Civils
Pipelines
Structures
Flood defence
Harbour and pier redevelopment
Digital Infrastructure
Scheme planning
Scheme management
Duct chamber
ERS
Diversions
Multi-dwelling units
Cabling
Splicing
Terminating
Civils
Trenchless HDD
Non-invasive underground construction techniques
Road, rail, river crossings
Horizontal directional drilling
Micro-tunnelling
Minimise surface disruption and environmental impact
Training Academies
Electrical and industrial training
Modern and comprehensive courses
CompEx Electrical, CompEx Mechanical, and EAL Electrical
HV/LV training
State-of-the-art equipment
Highly-experienced trainers
What our clients say...
“Joining OCU Group is an exciting new chapter for Purestream. The strength and depth of opportunities within OCU, combined with their commitment to developing people and driving industry standards, were key attractions for us. We look forward to the shared learning and value creation that will arise from integrating our water design and wider services with OCU’s well-established energy and utilities capabilities.”
Nicholas Wise
Director of Purestream
“We have always been focused on improving the efficiency and sustainability of our offerings. Working as part of the wider OCU Group will accelerate our ability to innovate and enhance the services we provide to our clients.”
Harry Mouquet
Director of Purestream
“Becoming a part of OCU Group represents an exciting new chapter for Nettworx. Our combined expertise and resources better position us to address the complex challenges and opportunities in the energy sector, especially in the critical area of Overhead Powerlines.”
Declan Hamill
Managing Director
Our Acquired Businesses
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