Mace Microsoft Park Royal £1 bn + PACE 168 MW 3-site, ISG plc administration 19-20 Sep 2024 EY, Skanska UK + Wates Smartspace + Sisk Group.
UK hyperscale DC delivery workforce against Mace Group (private; restructured around data centres + London fit-out April 2026; on-site with £1 bn Microsoft Park Royal data centre West London — construction to early 2026 + PACE / Pathfinder Clean Energy 3-site framework Mace Construct from RIBA Stage 0 168 MW compute capacity across South East + West Midlands + West of England), Sisk Group (John Sisk & Son; UK + Ireland operations), Skanska UK (Skanska AB UK sub), and Wates Smartspace (Wates Group division) — ISG plc EXCLUDED (six UK subsidiaries entered administration 19-20 September 2024; EY appointed Joint Administrators; three DC projects ~£500 m dropped weeks before administration with Yondr re-taking main-contractor role on one). Equinix LD1-LD15 Slough campus ~1.3M sq ft colocation. CDM 2015 + BSA 2022 (HRRB threshold typically not triggered for DC sheds) + Sponsor Licence + Skilled Worker £41,700.
Request Technical BriefingRegulator exposure profile
- CDM 2015 + BSA 2022 (where HRRB)26%
- Uptime Institute Tier III/IV24%
- BAFE/LPS 1014 fire + EnEfG-equivalent24%
- Sponsor Licence + Skilled Worker26%
UK hyperscale DC delivery × commissioning discipline.
UK hyperscale DC delivery matrix against Mace Group / Sisk Group / Skanska UK / Wates Smartspace × Cx disciplines. ISG plc EXCLUDED (Sep 2024 administration). Slough LD1-LD15 + Cardiff + Cambridge anchor demand.
| Mace Group | Sisk Group | Skanska UK | Wates Smart. | ISG (admin) | |
|---|---|---|---|---|---|
| Power Cx | covered | covered | covered | covered | blocked |
| Cooling Cx | covered | covered | covered | covered | blocked |
| Network Cx | covered | covered | covered | covered | blocked |
| BAFE/LPS 1014 fire | covered | covered | covered | covered | blocked |
- Operational
- Conditional
- Commissioning
- In administration (Sep 2024)
ISG plc administration 19-20 Sep 2024 (EY); 3 DC projects ~£500 m dropped pre-admin.
Named projects in this jurisdiction
- Mace Group (private; restructured around data centres + London fit-out April 2026; on-site with £1 bn Microsoft Park Royal data centre West London — construction to early 2026; PACE / Pathfinder Clean Energy 3-site framework Mace Construct from RIBA Stage 0 168 MW compute capacity) Mace Group 2026
- Sisk Group (John Sisk & Son; UK + Ireland operations) John Sisk & Son
- Skanska UK (Skanska AB UK sub) + Wates Smartspace (Wates Group division) Skanska UK + Wates Smartspace
- Equinix LD1-LD15 Slough campus (~1.3M sq ft colocation; LD4/LD5/LD6/LD7 at Slough Trading Estate; LD13x hyperscale; 14 UK Equinix facilities) Equinix Inc.
- ISG plc EXCLUDED — six UK subsidiaries entered administration 19-20 September 2024 (EY appointed Joint Administrators); 3 DC projects ~£500 m dropped pre-admin with Yondr re-taking main-contractor role on one ISG Ltd (in administration) 2024
UK hyperscale DC delivery: Mace (£1 bn Microsoft Park Royal + PACE 168 MW 3-site), Sisk Group (UK+IE), Skanska UK, Wates Smartspace. ISG plc administration 19-20 Sep 2024 (EY) — 3 DC projects ~£500 m dropped. Equinix LD1-LD15 Slough. CDM 2015 + Uptime Tier III/IV + Sponsor Licence govern.
01. Pre-pricing — CSCS + CIS + Uptime Tier verification
CSCS card per worker. CIS 20%/30%. Uptime Institute Tier III/IV commissioning verification per DC.
02. Sponsor Licence + Skilled Worker + CDM 2015
Sponsor Licence + Skilled Worker £41,700 minimum. CDM 2015 Principal Contractor duties per DC site.
03. HSE + BSA 2022 onboarding
HSE construction inspection. BSA 2022 Gateway compliance where HRRB threshold triggered (typically not for pure DC sheds).
04. HMRC + HSE-defensible evidence pack
Minimum pack: UK-bank-traceable remuneration, English-language CoS + contract, CIS statements, CITB returns, CSCS card, Uptime Institute commissioning record.
05. India and Gulf sourcing corridors — the UK hyperscale-DC pathway
Indian Larsen & Toubro Construction MEP + Gulf hyperscale-DC trades via Saudi Binladin / Arabtec. The 8 to 14-week corridor delivers CSCS + Sponsor Licence-eligible candidates against Mace Microsoft Park Royal, PACE 168 MW 3-site, or Equinix LD-series Slough scopes.