Rhyal Engineering has the capability to provide a full mechanical service for clients within the Oil sector. Services provided include design, engineering, construction, commissioning, and maintenance across a range of mechanical areas. Projects range in size from large scale EPC turnkey contracts to small scale maintenance requirements, covering storage tanks, pipelines, pumps, structural steelwork, vessels, etc.

Rhyal has a team of dedicated and experienced professionals committed to delivering an excellent service. Many of our staff have held roles at oil refineries in their careers and understand the issues and opportunities that our clients face. We have a proven track record in successfully providing engineering solutions to multiple refineries through project design, fabrication, installation and repairs.

Our engineering and project management team support projects through all phases, from concept to commissioning.


Rhyal Engineering is one of the few UK companies with experience of LNG cryogenic tank construction. We also provide maintenance and engineering support to the LNG sector in the UK and abroad.

Rhyal`s experienced team provide engineering design, fabrication, installation, project management and support to the LNG industry. Previous projects include the construction of two 160,000mᶟ Cryogenic LNG Tanks at the Dragon LNG terminal in Milford Haven.


We have extensive experience of working in the chemical sector, supported by our highly rated quality management system and operational excellence. Rhyal Engineering can provide high-quality bulk storage tanks from a wide range of designs, specialist materials and finishes.


Rhyal Engineering is accredited to Fit 4 Nuclear and holds ISO 9001, 14001 and 45001 certification. The company provides a full range of mechanical services to companies within the nuclear energy sector. Both on site mechanical construction and maintenance to off site fabrication.

Our team at Rhyal have a breadth of knowledge from across the energy spectrum.  Several of our engineers have direct experience in the nuclear sector. This experience, alongside our knowledge of other industries, allows us to offer innovative solutions that are not always considered.

The multi-disciplinary teams at Rhyal work with the clients to deliver projects which are safe, reliable, maintainable and cost effective. We are committed to working in the nuclear sector and are members of the Welsh Nuclear Forum.


With extensive engineering experience and facilities developed over the last 20 years, Rhyal Engineering has many capabilities to support renewable energy developers and operators. With an innovative approach, technical knowledge and customer focus we are a leading mechanical contractor for the developing renewable market. We are members of the Marine Energy Wales group


Design, fabrication and construction of water tanks in numerous industries and markets for example demineralised water and raw water storage tanks. Water processing and treatment systems.

Waste to Energy

We have supplied waste to energy sites including Design, Supply Fabrication, and construction of fixed cone roof digester and hydrolysis tanks. Also associated systems including water tanks, access steelwork, painting, insulation


Mechanical engineering services including fabrication and installation for the transport industry, including rail, port and aviation. Covering a whole range of services from design, engineering and construction, with EPC capability and experience. Examples of previous projects include turnkey projects for airport aviation loading systems and tanks, jet fuel testing facility and tank repairs / upgrades.

Rhyal Engineering Ltd, Units 2 & 8
Thornton Industrial Estate, Milford Haven, Pembrokeshire
SA73 2RX. Registered in England & Wales No: 3495210

+44 (0) 1646 699191 sales@rhyalengineering.com