Built for critical infrastructure
Critical projects.
Start with the
right suppliers.
Source-backed supplier discovery for United States and United Kingdom data centres, grid connections and critical power. Find your starting point.
Browse all 511 suppliers
Grid & HVCritical powerCoolingSource-backed discoveryEvidence updated 18 Oct 2026
Find your scope
Every critical connection.
Specialist suppliers, organised around what you need to deliver.
Grid connections & HV
Connection strategy, ICP delivery, substations, contestable works and high-voltage infrastructure.
Transformers & switchgear
Transformers, protection, switchgear, power distribution and associated commissioning.
Critical Power
UPS systems, batteries, standby generation, temporary power, testing and maintenance.
Cooling
Chillers, precision cooling, CDUs, heat rejection, water systems and thermal controls.
Design & Build
MEP design, specialist construction, offsite delivery, testing and integrated systems commissioning.
Connectivity
Dark fibre, carrier networks, diverse routes, campus connectivity and network infrastructure.
From first plans to next life
Where are you in the project?
Enter at your stage.
Find the expertise that moves it forward.
Procurement field notes
A better brief starts here.
Compare data center construction companies.
Separate general contracting, design, MEP delivery and commissioning before building a US or UK shortlist.
Compare companiesBefore you specify the transformer.
Define the duty, site constraints and evidence your RFQ needs.
Read the guideCompare data center cooling systems.
Understand air, direct-to-chip, rear-door and immersion cooling, then compare documented supplier packages.
Read the guidePlanning a US project? Start with the United States procurement guide for market coverage, evidence checks and package boundaries.
Critical Supply Brief
Twice-weekly supply signals. No paid ranking.
Twice-weekly, source-backed supply signals for US and UK data centre buyers — developers, owners, EPCs and consultants. Built for shortlists, not paid rankings. You’ll hear from us on Tuesdays and Thursdays.
See All AccessYour next move
Find the fit.
Then verify the detail.
Compare suppliers by published capabilities and coverage. Have a requirement that needs a closer look? Share it for manual research.
Listings are discovery aids, not endorsements, certifications or current-capacity claims. Verify capability directly before procurement.