Modern Tech Ltd (MTL) is a leading UK-based engineering consultancy delivering advanced power system studies, high-voltage substation design, and integrated civil and structural engineering services for complex infrastructure projects across the UK and beyond. With a combined experience of over 35 years, our leadership team brings unrivalled expertise in the design, analysis, and delivery of electrical networks up to 400 kV.

Our engineers have successfully delivered projects for UK Power Networks, data centres, and major developers, specialising in:

• Advanced power system studies (load flow, fault level, harmonics/G5/5, G99, P28, transient overvoltage) using industry-leading tools such as DigSILENT, CDEGS, Trimble, and Dialux

• Primary and secondary substation design up to 400 kV, including detailed layouts, single line diagrams, protection schemes, and 3D/BIM modelling

• Specialist civil and structural engineering for substations and grid infrastructure, covering foundations, access, drainage, and swept path analysis

• Technical compliance and project support—from feasibility and tendering to construction supervision and post-construction DNO/National Grid approvals

Modern Tech Ltd is trusted by Independent Connection Providers (ICPs), Distribution Network Operators (DNOs), IDNOs, developers, and investors to deliver resilient, cost-optimised, and fully compliant solutions for the UK’s most demanding power infrastructure challenges.

Unlock new project opportunities and technical excellence with Modern Tech Ltd—your partner for engineering innovation, regulatory compliance, and successful grid integration.