HSM Aero Limited acquires Bristol division assets of City Engineering Systems (Bristol)

The SA Group are proud to announce that on the 8th of June 2018, HSM Aero Limited (an SA Group company) acquired the Bristol division assets of City Engineering Systems (Bristol) Ltd from the official Administrators, Jones, Giles and Clay. The Bristol business, a state-of-the-art precision engineering company specialising in quality sheet metal work and fabrication in stainless steel, aluminium and mild steel will now trade as HSM Aero Ltd and referenced as HSM Aero Ltd (Bristol Division). 

We will utilise all the skills and equipment to continue to support and grow the long-standing customer base of City Engineering and integrate HSM Aero’s Aerospace, Automotive, Medical and Defence customers. Quality and Performance will continue to be maintained at the highest levels. 

In a statement, the SA Group CEO Duncan Hammond said, “We are delighted to welcome Bristol team to SA Group. The skills at the Bristol site are of the highest calibre and will form a big part of our HSM Aero Ltd business. We have retained all the key Bristol personnel, outstanding orders, work in progress and IP along with the state of the art machinery. We are excited to initiate best practice across the two sites learning from each and upholding and integrating the values of City into our own business units.” 


A build-to-print precision Engineering company that offers 5 axis machining, fine limit sheet metal and assembly, currently serving the Aerospace, Defence, Medical and Automotive industries from its 35,000 sq.ft site in North Hertfordshire. Holding AS9100 Rev D and IATF 16949:2016. Customers include OEM's such as BAE, Lockheed Martin, Ultra Electronics and Aston Martin. Thanks to this great opportunity we can develop SA Group's services into Semiconductors, Nuclear and the Oil and Gas industries. 


SA Group is a leading aviation support services group offering airlines, OEMs, MROs and leasing companies a comprehensive and integrated solution for the sector. SA Group companies interact and work together to streamline the interface between Group companies and customers. Dealing with any SA Group company is fully supported by the others as one global team is built from which customers can access spares, arrange manufacture and access repair and support services from all the Group businesses.  

Formed in 1995, the group has grown and serves over 200 clients through a skilled and dedicated employee base of c150 people. The business is expanding rapidly based on the excellent quality and service levels provided to a portfolio of high profile clients utilising our quality accreditations.   

Comprised of specialist business units each providing tailored support services for the aviation and aerospace industries, the SA Group companies offer superior product quality and a deep understanding of the unique requirements of the sector.  

SA Group is organised into five independent business units, each one a leader in its field: 

- HSM AERO – Precision engineering of components for the aerospace and automotive industries and sheet metal fabrication to the aerospace and commercial sectors  

- SPECIALIST AVIATION SPARES – Supply and distribution of rotable and consumable spare parts to the commercial, military and general aviation industries  

 - CABINAIR SERVICES – complete aircraft cabin interior services – repairs, refits, seat sourcing and supply to commercial and general aircraft  

 - SATTO SOLUTIONS – Distributor of SATTO® – the innovative cabin interior repair system and accessories  

 - 365 AEROSPACE - SA Group partners with 365 Aerospace (amongst other leading aviation design houses) offering a Part 21J design house with capability for interiors, airframe, structures, avionics and repairs.   


Duncan Hammond, CEO 

Tel: +33 1462 686300 

Email: duncan@sagroup.aero 


Anda Chiriac, Marketing Officer
Email: anda@sagroup.aero