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Tel: +44 (0) 1646 698192

M & A is an innovative provider of On-Site Machining, In-Situ Machining and Controlled Hydraulic Joint Closures.

Who are we

We are a leading provider of on-site machining, in-situ machining and heavy workshop services.  We also provide a joint integrity service including torquing, tensioning, joint certification and equipment calibration. Serving the Petrochemical, Marine, Metals and Energy/Power industries among others, M&A Engineering offers a superior service from its new, purpose-built Milford Haven facility.

Our services

M&A possesses an extensive heavy workshop facility. We provide comprehensive On Site Machining services including bespoke machine design and manufacture, Line Boring, Milling, Turning, Flange Facing, Drilling & Tapping.   

Contact us

Whatever your On-Site Machining, In-Situ Machining  or workshop machining requirement, call our centralised contact system on +44 (0)1646 698192 or email  This email address is being protected from spambots. You need JavaScript enabled to view it.

 Request a Call Back

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 Welcome to M&A Engineering. We are a leading engineering firm specializing in, precision on-site machining, hydraulic bolt tensioning & torquing and precision workshop services. 

Our innovative approach, extensive experience and depth of expertise allows us to offer an unrivaled service to our customers. We are also very conscious that our customers are always looking for the greatest possible value. As a result, we always make sure that economic processes and low overheads allow us to offer our services at extremely competitive rates. 

We offer a very wide range of engineering services to clients in the Petro-chemical, Marine, Energy industries. Our purpose built premises in Milford Haven, South Wales allows us to offer a service that’s quite unique. 


If you would like to know more about our onsite machining, hydraulic bolt tensioning or workshop services, please don’t hesitate to get in touch


Read more about our Services...

Global On-site Machining Services


We are serving the Petrochemical, Marine, Steel and General Industries with On-Site Machining, In-Situ Machining and Controlled Hydraulic Bolting services.

Our Customers

Our customers are some of the biggest in the world. We specialise in providing, and executing engineering solutions and on-site services designed to maintain the integrity of production and process plants. 



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Total Peace Of Mind


Every member of the M & A Engineering team take responsibility to protect themselves, colleagues, customers and the community we impact. This ensures a safe and accident free work environment.