Sivers Photonics company history


CST Global is founded as a “spin out” from the University of Glasgow to commercialise Compound semiconductor technology. Investment Series A totals £3m with investors Intel, EDP and Global Edge.



SO 9001 Certification is achieved and the company moves to the West of Scotland Science Park.



CST Global acquires the SOA IP assets of Kamelian Amphotonix.



Investment Series B totals £3m with investors SCF, EDP, Global Edge and Maven Capital.



The investment enabled the acquisition of the ‘Intense’ wafer fab, including taking over its Manufacturing facility at Hamilton International Technology Park in Blantyre, Glasgow, Scotland, where the company is based today.



A production landmark is achieved of shipping 1m DFB lasers per month.



CST Global is acquired by Sivers IMA Holding AB. The acquisition came with a £3.5m investment into equipment, manufacturing and new product development processes.



Sivers IMA Holding AB is quoted on the Nasdaq First North stock exchange (Stockholm).



William McLaughlin joins as MD. The recognised industry heavy weight brings Executive and Board-level experience from his time semiconductor industry giants Motorola and Global Foundries.



Sivers IMA changes name to Sivers Semiconductors and also changes the names of its subsidiaries to Sivers Wireless (formerly Sivers IMA AB) and Sivers Photonics (formerly CST Global) to better reflect their respective markets. The name change is part of a larger marketing and branding work to clarify the common identity within the Group.



Sivers Semiconductors AB has been approved for trading on Nasdaq Stockholm and moves from Nasdaq First North Stockholm. The first trading day of the company’s shares on Nasdaq Stockholm was  June 10th, 2021.