IT Companies in Hertfordshire

MiraCall Solutions Limited

Stevenage

MiraCall Solutions Limited is a Mitel Channel Partner and system maintainer specialising in Mitel voice solutions, Unified Communications and Collaboration (UCC) applications, and hosted or cloud telephony. The company provides design, project management, installation and support services with a 24x7x365 helpdesk. Formed in 2003, it serves healthcare, transport and hospitality clients including London bus operators, hospitals and hotels, plus schools and small businesses.

MJ Support

Stevenage

MJ Support provides outsourced IT support to businesses from Hertfordshire, covering the UK and overseas. Services include onsite and remote support with 24/7 infrastructure monitoring, computer maintenance using automated systems and daily checklists, IT supplier management, and a security division offering bespoke strategies and training. Fixed-price unlimited contracts are available, and the company also supports home users and sole traders, drawing on over thirty years' experience.

MOOSE Communications

Watford

Moose Communications is a Watford-based internet service provider established in 1996, offering internet connectivity, server and domain hosting, and voice services to home users and businesses. It hosts servers in data centres at Watford and Park Royal, supports most software platforms, and supplies voice and data products through reseller agreements, providing end-to-end solutions tailored to individual customer requirements.

Netbit (UK) Ltd

Watford

Netbit is a Watford-based online supplier of network and data equipment. It sells wall-mounted and floor-standing 19-inch network cabinets in a range of sizes, alongside power distribution units, uninterruptible power supplies, structured cabling, active networking products and CCTV equipment. The catalogue also covers PC components, AV solutions, mobile and tablet accessories and lighting, with sales support available by phone or email.

Nipuna Solutions

St Albans

Nipuna Solutions is a St Albans-based technology company providing AI and machine learning services alongside data analytics, cybersecurity, IT consulting and digital transformation. It builds tailor-made AI systems using machine learning models and natural language processing to optimise enterprise processes and customer experiences. The firm also develops mobile apps and offers products such as the NCampaign Suite content management platform.

NSL Telecoms Ltd

St Albans

NSL Telecoms is a St Albans-based telecoms supplier providing telephone systems, unified communications, contact centre solutions and voice and data connectivity to businesses. Working with products such as 8×8, the company offers consultancy, cost centre billing, disaster recovery planning, moving office support, reports and analytics, plus reseller and agent services. Case studies include Surrey Translation Bureau, Angel Call Handling and Trafalgar Theatres.

P S G Networks Ltd

Watford

P S G Networks is a Watford-based business communications provider serving clients across Hertfordshire, London and the wider UK. It supplies hosted VoIP telephony, unified communications (UCaaS), on-premise telephone systems for 5 to 130,000 users, business mobiles and connectivity including broadband. Additional services cover network cabling installation and maintenance through its Cable Care division, plus business energy rate comparison. Case studies include English Heritage.

PC Docs

Hertfordshire

Peritus Cloud Security

St Albans

Peritus Cloud Security is a St Albans-based provider of cloud and cyber security services and consultancy. Its UK-based consultants deliver managed services covering Microsoft 365 email security, endpoint and network protection, risk-based vulnerability management, penetration testing, incident readiness and ransomware resilience. Working alongside internal IT and security teams, Peritus serves organisations across sectors including finance, education, healthcare, technology, professional services, media and the public sector.

Petatec Ltd

Watford

Petatec is an IT consultancy based in Watford, working with businesses across the UK, Switzerland and Germany since 2002. It reviews IT spend - licences, contracts, cloud usage and support agreements - to cut costs, and delivers infrastructure and cloud modernisation, Microsoft 365, networking, security and virtualisation. Services include 1st to 3rd level support, monitoring, backup, cybersecurity and compliance, plus AI automation and MONA AI recruitment.

Plum Networks Ltd

St Albans

Plum Networks provides managed IT support, business telephony and internet services to small businesses in London and Hertfordshire. Established in 2008, the company offers helpdesk support, Microsoft 365 management, networking, WiFi and server installation, cloud backup, office phone systems, business mobile SIMs and full-fibre broadband. A Microsoft Solutions Partner, Zoho Authorised Partner and Xelion partner, it consolidates IT, voice, mobile and internet under a single contract.

Primary IT Support

Stevenage

Primary IT Support provides ICT services to partner schools, drawing on almost 20 years of experience in the education sector. Based in Stevenage, the company offers network support, onsite engineer support and remote support, alongside backup and cloud solutions, data security services and a GDPR practitioner service. Its stated aim is to help schools deliver education effectively through reliable ICT provision.

ProStack

Stevenage

ProStack is an independently owned managed hosting provider serving digital agencies and ecommerce businesses from the UK. It offers cloud and dedicated servers, shared, reseller and charity hosting, plus its self-serve Cito platform. Services include managed hosting with free migration, ecommerce hosting, penetration testing and Cloudflare. Support is UK-based and available 24/7, with ISO 27001 and PCI DSS compliance, daily off-site backups and UK-resident data.

Rapidsource Telecom Limited

Watford

Rapidsource Telecom Limited is a Watford-based wholesale distributor of mobile phones, supplying handsets from all major brands to UK and European distributors, online retailers, insurance fulfilment companies, retail chains and other wholesalers. Stock ranges from brand new OEM and network handsets to 14-day return, Grade A+ and refurbished devices. The company offers next-day delivery, handset unlocking and configuration services, with orders from five to 1,000 handsets.

Sciphus Computing

St Albans

Sciphus Computing is a St Albans-based custom software development company that works closely with clients to identify the most valuable features and build simple, easy-to-use software. Its full-stack developers, trained scientists, deliver mobile, desktop and server applications. Past clients include Monzo Bank, Rothamsted Research, the Biotechnology and Biological Sciences Research Council and Western Sydney University.

Scyberx

Watford

Scyberx is a Watford-based cybersecurity consultancy offering risk assessments, vulnerability assessments, penetration testing, compliance assessments and CISO advisory services. Its technical services cover system hardening, remediation work, cloud security and managed offerings including CISO as a Service, Vulnerability Management as a Service (VMaaS), Penetration Testing as a Service (PTaaS) and Cyber Essentials Plus as a Service. It also provides cybersecurity awareness training and free health checks for education, charity and voluntary organisations.

ServiceTec Global Services Limited

Stevenage

ServiceTec Global Services provides IT support for airports, including service desk operations, staff augmentation, IT projects, consultancy and IT asset management. Based in Stevenage with a US office in Herndon, Virginia, the company is certified to ISO 9001:2015, ISO/IEC 20000-1:2018 and ISO/IEC 27001:2022, serving airport clients across Europe and America.

Simplicity Communications Ltd

Watford

Simplicity Communications Ltd supplies business telecoms and IT solutions including hosted phone systems, internet connectivity, networks and WiFi, business mobile packages and managed IT services. It delivers, supports and monitors the technology that keeps organisations online and communicating, serving growing businesses, established companies and the not-for-profit sector with technical expertise alongside or in place of in-house teams.

TDI Solutions

Stevenage

TDI Solutions is a Stevenage-based company specialising in structured cabling and IT data infrastructure. It provides end-to-end services covering planning, design, installation and maintenance of data networks for businesses, including those in specialised industries. The company states its aim is to deliver reliable, scalable infrastructure supporting seamless operations, handling projects from initial design through to delivery and ongoing support.

Techtrus Ltd

Hemel Hempstead

Techtrus provides IT services, support and infrastructure solutions to businesses across sectors including financial services, government, education, healthcare, retail and energy. Its certified, vendor-independent engineers deliver IT audits and asset tagging, office and data centre relocations, hardware and software rollouts, and network design and support. The company offers a single point of contact from planning through to delivery, with coverage across the UK and EU.

Temenos

Hemel Hempstead

Temenos provides banking software covering core banking, digital banking, payments and wealth management. Its platforms serve retail and business, corporate and commercial, and wealth segments, with specialised solutions for credit unions, community banks and Islamic banking. The company offers cloud-based SaaS delivery and an AI cloud innovation platform, supported by a partner network for implementation, sales and technology across its global offices.

Tesylate Ltd

Hemel Hempstead

Tesylate provides a pay-as-you-go business intelligence subscription that automates reporting for companies without in-house technical skills. It centralises business data into a single live data model, replacing manual spreadsheet-based report generation with automated dashboards. Leaders track metrics through weekly scorecards and Objectives and Key Results (OKRs), monitoring real-time progress against critical measures. The company states the service requires less than one day of client time monthly.

Trace One UK

Hemel Hempstead

Trace One provides product lifecycle management (PLM) and regulatory compliance software for food and beverage, cosmetics and personal care, and specialty chemicals brands. Its platform covers product formulation, specification and packaging management, supplier quality, e-sourcing, sustainability tracking, analytics, and SDS authoring with EHS compliance. The company reports over 9,000 global brand customers, including Tesco, Barilla and Ferrero. Based in Hemel Hempstead.

trio telecom

St Albans

Trio Telecom is a St Albans-based business telecommunications provider serving companies within roughly a 20 mile radius. It supplies business phone lines, hosted and on-premises VoIP phone systems, mobile plans, business broadband including assured and superfast options, Ethernet leased lines, and virtual numbers. The company offers a three-step Telecoms Health Check audit, consolidated billing, a dedicated account manager, and a UK-based support team available 24/7.