Founded over 25 years ago, GK Telecom is one of the UK’s leading SIM distribution businesses, with a strong presence across prepaid, SIM only (SIMO), and pay monthly mobile services.

Originally established in the calling card sector, GK Telecom expanded into prepaid SIM distribution in 2004 and today works closely with major UK mobile networks and MVNOs, distributing large volumes of SIMs nationwide through an extensive retail footprint.

eROAMING eSIM is a sister company to GK Telecom, led by the same directors, and extends this experience into next generation global connectivity by delivering international eSIM solutions for travellers and businesses.

For 21 years Lebara continues to provide industry leading value with the reliability of the superfast network from Vodafone backed by award winning customer service and no annual price rises since 2020, and over 2m customers in the UK. Lebara is active in UK, Germany, France, Netherlands and Denmark with brand licenced partners in Switzerland, Spain, Saudi Arabia and Australia can benefit from our offers. Our brand is adapted for each country according to local needs, but we always make sure people know we’re the smarter choice

Phonecheck is a leading provider of automated device testing, grading and certification solutions for the global secondary mobile market. Trusted by refurbishers, retailers and trade-in operators worldwide, Phonecheck delivers fast, accurate and standardised diagnostics across smartphones and tablets.
Its cloud-based platform verifies device functionality, carrier lock status and history, while secure data wipe and certification tools help partners maximise resale value, improve operational efficiency and build consumer trust. With scalable technology and global adoption, Phonecheck plays a key role in supporting transparency and growth across the circular mobile economy