Business
Notification of Contract Wins
RTC Group Plc announced significant contract wins through its subsidiary Ganymede Solutions Limited, reinforcing its role in critical national infrastructure. Ganymede secured a contract extension with Network Rail for frontline labour, expected to generate over £50 million in revenue through October 2029. Additionally, Ganymede was awarded three new isolation and associated services contracts with Network Rail, commencing May 2026 for an initial three-year term. The company also extended its smart meter engineers contract with OVO, anticipating approximately £5 million in revenue for 2026, and entered a contingent labour framework agreement with Amey Rail Services and related entities. Disclaimer*

About this update from Rtc Group Plc
The information contained within this announcement is deemed by the Company to constitute inside information as stipulated under the Market Abuse Regulation (EU) No. 596/2014 as it forms part of United Kingdom domestic law by virtue of the European Union (Withdrawal) Act 2018, as amended by virtue of the Market Abuse (Amendment) (EU Exit) Regulations 2019. Upon publication of this Announcement, this information is now considered to be in the public domain. 30 March 2026 RTC Group Plc ("RTC", "the Company" or "the Group") Notification of contract wins RTC Group Plc (AIM: RTC.L) is pleased to announce that its wholly owned subsidiary, Ganymede Solutions Limited ("Ganymede"), has been awarded new and extended contracts with major UK infrastructure and energy clients, further strengthening the Group's position as a key delivery partner in the upgrade and maintenance of critical national infrastructure; and consistent with the Group's key strategy of developing and retaining longer term earnings streams. 1. Network Rail Contract Extension Ganymede has agreed an extension to its existing contract with Network Rail for the provision of frontline labour across key regions of the UK rail network. The contract, which originally commenced in October 2021, has been extended through to October 2029 and covers the supply of skilled personnel across the Kent, Sussex and Scotland regions, alongside the national provision of Signalling & Telecoms (S&T) and Electrification & Plant (E&P) staff. The extension is expected to generate revenues to the Group of over £50m over the contract period. 2. Network Rail Isolation and Associated Services Contracts Ganymede has also been awarded three contracts by Network Rail under its Isolation and Associated Services framework, covering the Eastern, Northwest & Central, and Wales & Western regions. The contracts will commence on 1 May 2026 and have an initial term of three years, which may be extended up to a maximum term of six years. These contracts will see Ganymede expand its service offering in electrification and isolation services across the UK rail network. 3. OVO Smart Meter Engineers Contract Extension Ganymede has secured an extension to its contract with OVO for the provision of smart meter engineers. The agreement, originally ...