Lighting & Electrical across City of London (EC1, EC2, EC3, EC4). Commercial lighting and electrical services — LED upgrades, emergency lighting, small power distribution, data containment and BMS interface. NICEIC-certified installation with full EICR reporting.
Lighting & Electrical across City of London (EC1, EC2, EC3, EC4) is delivered by our in-house commercial team with current estate approvals and compliance records on file. We have completed works in or adjacent to 22 Bishopsgate, The Leadenhall Building, 20 Fenchurch Street (Walkie-Talkie), The Scalpel, 100 Liverpool Street among others. Teams mobilise from our London operations base, with direct transport links via Liverpool Street, Moorgate, Bank, Cannon Street, Fenchurch Street, St Paul's, Aldgate and the new Elizabeth line at Liverpool Street and Farringdon. Every project is run by a named project manager reporting weekly with photographs and programme RAG. Out-of-hours loading, estate permit-to-work and managing-agent liaison are included in the prelims — not charged as variations.
The City of London market is dominated by global investment banks and trading houses, top-tier law firms and professional services, insurance and reinsurance (lloyd's market), each with distinct lighting & electrical requirements — programme compression, landlord co-ordination, out-of-hours delivery, and full compliance ownership. Our commercial team has delivered lighting & electrical in trophy buildings including 22 Bishopsgate, The Leadenhall Building, 20 Fenchurch Street (Walkie-Talkie), The Scalpel.
The Square Mile is London's densest office market — 9m+ sqft of Grade A stock across trophy towers (22 Bishopsgate, Leadenhall Building, Walkie-Talkie, Scalpel) and period blocks around Liverpool Street and Moorgate. Occupiers are dominated by financial services, professional services, insurance and legal, with increasing tech and life-sciences take-up post-2022.
Standard working hours are 08:00–18:00 Mon–Fri; heavy noise works typically only permitted 08:00–18:00 or out-of-hours by managing-agent agreement. Trophy buildings commonly mandate loading slots booked 72 hours in advance. Loading bays are pre-booked through estate management — Broadgate, Paternoster, Aldgate all operate tight loading windows. Vehicles over 7.5t face restrictions in the City's Ultra Low Emission Zone (ULEZ) and in some streets under the Bank Junction traffic restrictions.
Existing system survey and EICR
Lighting calculation (Relux / Dialux) to BCO/CIBSE standards
Design package — fittings schedule, small power layout, control strategy
Installation with NICEIC certification
Commissioning and EICR sign-off
| Tier | Range | What's covered |
|---|---|---|
| LED swap-out | £12–£22 per sqft | Like-for-like LED replacement of existing fluorescent |
| Full LED scheme | £24–£42 per sqft | New fittings, DALI control, emergency compliance |
| Premium / bespoke | £45–£95 per sqft | Architectural lighting, decorative pendants, feature lighting |
| Full electrical re-wire | £45–£85 per sqft | Distribution, small power, lighting, controls |
City, Canary Wharf and prime Westminster carry a typical 10–20% premium over outer London zones due to loading restrictions, out-of-hours working and estate-approval overheads. Figures are guide ranges — we provide a fixed quote after survey.
LED upgrade — delivered in City of London under estate-approved loading and out-of-hours protocols.
Full re-wire — delivered in City of London under estate-approved loading and out-of-hours protocols.
Emergency lighting — delivered in City of London under estate-approved loading and out-of-hours protocols.
DALI controls — delivered in City of London under estate-approved loading and out-of-hours protocols.
Wireless lighting — delivered in City of London under estate-approved loading and out-of-hours protocols.
Containment — delivered in City of London under estate-approved loading and out-of-hours protocols.
Small power — delivered in City of London under estate-approved loading and out-of-hours protocols.
Data cabling — delivered in City of London under estate-approved loading and out-of-hours protocols.
Works in the City engage the City of London Corporation's planning framework and, for listed buildings, Listed Building Consent. Out-of-hours loading is tightly controlled under the Code of Construction Practice. Many buildings carry conservation area or heritage designations requiring specialist finishes and reversible alteration.
Reference list available on request under NDA.
Measured condition survey within 5 working days, including M&E, fabric and compliance review.
Scope capture workshop with stakeholders — occupier, landlord, managing agent, FM team.
Stage 3 design package with space plan, M&E schedules, specification and CAT A/B split.
Lump-sum price against the design package. All prelims transparent.
CDM notification, RAMS, permit-to-work, landlord licence-to-alter, estate approvals.
Weekly client reports with photos, programme RAG, variation log, compliance status.
O&M manuals, as-built drawings, building-regs sign-off, 12-month defects period.
Lighting & Electrical in trophy tower grade a (25,000+ sqft floor plates) is typically specified to led swap-out level — like-for-like led replacement of existing fluorescent. Programme is governed by loading access and estate working-hours framework.
Lighting & Electrical in period refurbished blocks (5,000–15,000 sqft plates) is typically specified to full led scheme level — new fittings, dali control, emergency compliance. Programme is governed by loading access and estate working-hours framework.
Lighting & Electrical in listed buildings in conservation areas (bank, guildhall) is typically specified to premium / bespoke level — architectural lighting, decorative pendants, feature lighting. Programme is governed by loading access and estate working-hours framework.
Lighting & Electrical in converted warehouses (shoreditch edge of ec2) is typically specified to full electrical re-wire level — distribution, small power, lighting, controls. Programme is governed by loading access and estate working-hours framework.
Live-environment electrical works proceed under permit-to-work with trading-floor isolation slots booked with the occupier and managing agent. Main tests and commissioning typically require overnight isolation; final certification is issued within 24 hours.
Standard working hours are 08:00–18:00 Mon–Fri; heavy noise works typically only permitted 08:00–18:00 or out-of-hours by managing-agent agreement. Trophy buildings commonly mandate loading slots booked 72 hours in advance. Loading bays are pre-booked through estate management — Broadgate, Paternoster, Aldgate all operate tight loading windows. Vehicles over 7.5t face restrictions in the City's Ultra Low Emission Zone (ULEZ) and in some streets under the Bank Junction traffic restrictions.
All City of London occupiers benefit from a PPM framework covering L8 water hygiene, EICR, emergency lighting, F-Gas registers and fabric maintenance. For a scoped PPM package in City of London see Office Maintenance in City of London or Commercial Maintenance in City of London.
Anonymised project outlines from our City of London and adjacent-area portfolio — full reference list with contact introductions available on request under NDA.
Scope · 28,000 sqft
Budget band · £480k
Programme · 8 weeks nights
Full LED with DALI, 12-year ROI on Cat B wiring
Delivered under single-contractor D&B with CDM 2015 principal contractor duty. Full compliance pack at handover.
Scope · 9,200 sqft
Budget band · £260k
Programme · 5 weeks
Architectural lighting with Casambi wireless
Delivered under single-contractor D&B with CDM 2015 principal contractor duty. Full compliance pack at handover.
Scope · 15,000 sqft
Budget band · £85k
Programme · 3 weeks
BS 5266 upgrade across 4 floors
Delivered under single-contractor D&B with CDM 2015 principal contractor duty. Full compliance pack at handover.
Yes — LED swap-out using existing circuits is common where the existing wiring is sound (post-EICR). Typical ROI on energy savings is 2–4 years.
Yes — we install Tridonic, Lutron, Casambi and Helvar systems, with commissioning and training for the FM team.
Yes — lighting is typically the largest single electrical load in an office. An LED upgrade with controls can lift an EPC from D/E into B/C territory.
Yes — annual full-duration discharge testing and monthly flick tests are offered under a PPM contract. Certificates to BS 5266 provided.
Yes — we hold up-to-date CSCS, insurance and compliance records on file with all major City estate managers. First mobilisation time from instruction is typically 5 working days.
Loading is pre-booked with the estate — for typical CAT B fit-out we request a rolling 72-hour slot allocation. For out-of-hours deliveries (6am–8am, 6pm–10pm) we book 2 weeks ahead.
Yes. Most works are phased into 6pm–6am night shifts with full dust-sealed segregation, low-noise tools and managed waste removal. Trading floors remain operational throughout.
Yes — our architectural team manages LBC applications and works with the City's conservation officers on reversible fit-out, historic joinery retention and compatible finishes.
5,000 sqft: 8–10 weeks. 15,000 sqft: 12–16 weeks. 30,000+ sqft: 18–24 weeks phased.
Full commercial refurbishment for occupied and vacant offices — CAT B fit-out, finishes, M&E upgrades.
CAT A and CAT B fit-out for new leases, HQ relocations and floor consolidations.
Reactive and planned maintenance (PPM) for commercial offices — single trade or full FM cover.
Renovation of existing office space — modernising finishes, layout and services without full strip-out.
Suspended ceiling grids, tiles, rafts, exposed-services finishes.
In-depth articles on commercial fit-out, compliance and market strategy.
Measured condition survey within 5 working days. Fixed-price quote within 10. Estate approvals on file.