Managed IT support and cyber security for small to medium businesses using Microsoft 365.
Solid Systems is a Microsoft 365-focused managed IT support and cyber security provider serving small to medium businesses. Founded over 22 years ago by Daniel Avinir and Michael Claxton, the company operates from its head office in Mill Hill, London, with additional locations in Johannesburg and Cape Town, South Africa.
The company offers two core products: Secure365, a cyber security service providing Microsoft 365 protection, identity and device monitoring, and ongoing cyber awareness training; and Managed IT Services, offering comprehensive IT support including proactive monitoring, patch management, device onboarding, backup and disaster recovery, and vendor coordination. Solid Systems is certified as a Microsoft Partner with over eleven years of partnership experience.
The company emphasises a human-centred approach, prioritising how technology empowers teams and improves productivity alongside security. It serves customers across multiple sectors including financial services, healthcare, professional services, and technology companies, with support delivered through three tiered service plans: Solid Select for co-managed environments, Solid Unlimited for comprehensive remote support, and Solid Unlimited with Onsite for businesses requiring on-premises presence.
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