National Grid at Prince Philip House - Events
Capacity: Up to 60 guests (Reception)
Location: 3 Carlton House Terrace, Westminster, SW1Y 5DG, London
Coordinates: 51.5058518005994, -0.133489727973946
Features
- Wifi
- Access to outdoor Terrace
- Built in screen and projector
Food & Drink
- Professional Kitchen
- Halal Catering
- Kosher Catering
Space
- Parking Spaces
- Disabled Access
- Outdoor Space
- 70m² (753ft²)
- Ceiling Height 4m (13ft)
Licenses
- Licensed Until 11pm
- Extensions Available
- Wedding License
Capacities
- 24 Boardroom
- 40 Cabaret
- 32 Dining
- 60 Reception
- 60 Theatre
- 20 U-Shaped
Venue Guide Prices
Business
Venue Hire Per Day
| Price | Schedule |
|---|---|
| £1,100 / Venue Fee | Mondays to Fridays, 09:00 - 17:00 |
Venue Hire Per Evening
| Price | Schedule |
|---|---|
| £1,000 / Venue Fee | Mondays to Fridays, 09:00 - 17:00 |
Events
Venue Hire Per Day
| Price | Schedule |
|---|---|
| £1,100 / Venue Fee | Mondays to Fridays, 09:00 - 17:00 |
Venue Hire Per Evening
| Price | Schedule |
|---|---|
| £1,000 / Venue Fee | Mondays to Fridays, 09:00 - 17:00 |
Pop-up
Venue Hire Per Day
| Price | Schedule |
|---|---|
| £1,100 / Venue Fee | Mondays to Fridays, 09:00 - 17:00 |
Venue Hire Per Evening
| Price | Schedule |
|---|---|
| £1,000 / Venue Fee | Mondays to Fridays, 09:00 - 17:00 |
Frequently Asked Questions
What are the room hire costs and minimum catering requirements for different spaces?
Ground floor rooms (National Grid & David Sainsbury) cost £2,400 + VAT for 9am-5pm with £1,000-£1,250 + VAT minimum catering spend. First floor spaces (Al Qasimi & ERA Foundation) cost £4,600 + VAT for 9am-5pm with £4,000-£4,950 + VAT minimum catering spend. Evening hire (6pm-11pm) for first floor is £2,000 + VAT. External catering is not permitted.
What are the capacity limits for different room configurations?
Al Qasimi accommodates 180 theatre style, 100 cabaret, 120 seated dinner, or 200 reception. Ground floor rooms (National Grid/David Sainsbury) each hold 40 cabaret, 80 theatre, or 60 reception. Michael Bishop Foundation seats 50 guests and can be used as overflow space with streaming from the main room.
What garden spaces are available and what are the pricing packages?
Three outdoor spaces are available: Waterloo West Garden (150 capacity, 100 minimum), Stirling Square Garden (200 capacity, 120 minimum), and The Terrace. Summer packages range from £78-£125 + VAT per person depending on garden and package choice. All gardens require Crown Estate approval and must be vacated by 9pm.
What AV equipment is included and what are additional charges?
Standard AV includes 86-98" plasma screens, PA system, one complimentary microphone, projector with 3m screen, staging, lectern, and basic technical support. Additional microphones cost £75 + VAT, hybrid conference packages start from £3,000 + VAT, and extended technical staffing incurs extra charges.
What are the typical event timings and any time restrictions?
Standard day hire runs 9am-5pm, evening hire 6pm-11pm. Garden events must end by 9pm due to Crown Estate requirements. Events can run from 8:30am with breakfast service. Full day packages typically cover 8am-7pm for comprehensive events.
What catering options are available and can external caterers be used?
In-house catering only through Company of Cooks with extensive menu options including delegate packages, canapés, bowl food, and formal dinners. External catering is not permitted. Halal options are available. Day delegate rates range from £65-£150 + VAT per person depending on package and room selection.
Are there any restrictions on entertainment, decorations, or special requirements?
Fairground rides and inflatables are prohibited in gardens, but garden games like giant Jenga are permitted. Unamplified string duos/quartets allowed in gardens. Outdoor speaker hire available for background music. Access for decorators can be arranged, and the venue can accommodate cultural celebrations including Asian mehndi events.
What is the booking process and are there any current promotions?
The venue offers provisional holds while clients consider options and can adjust proposals for specific needs and budgets. A 15% discount on room hire is occasionally offered as a special promotion. Crown Estate approval is required for garden bookings but this is typically a quick process.
Venue Photos
This venue has 9 professional photos:









Amenities & Features
- Carlton House Terrace location overlooking The Mall
- Multiple interconnected event spaces
- State-of-the-art AV including 86-inch plasma screens
- Outdoor gardens and terrace access
- In-house catering by Company of Cooks
- Natural daylight through large windows
- High ceilings in historic Grade I listed building
- Hybrid conferencing capabilities
- Self-service and manned cloakroom options
- Multifunctional LED wall lighting
Event Types
Great for: Historic Grade I listed building on Carlton House Terrace with exclusive access to private Royal Parks gardens and stunning views over The Mall and St James's Park.
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Additional Information
✓ Prime Venue - Verified premium partner
Contact: Available through HireSpace booking platform
Website: https://www.hirespace.com/Spaces/London/106838/Prince-Philip-House/National-Grid/Events
