Oxford Space Systems was mentioned in an article by Paul Mortlock, managing director at Frazer-Nash Manufacturing, in Aerospace Testing International.

He discusses the need for attention to detail in space engineering and the importance of ensuring that even the most humble of components is fit for purpose. 

https://www.aerospacetestinginternational.com/opinion/testing-times-for-components.html

Frazer-Nash Manufacturing specialise in the manufacture of precision engineered components, parts and assemblies for customers in the most demanding sectors of industry, from scientific discovery to space exploration.