Business at The Brewery

A vast historic event space with a timber roof, ideal for conferences, dinners, and exhibitions.

From: £125 per person

Capacity: Up to 900 guests

Business at Convene 133 Houndsditch

A spacious, modern conference venue with a grand hall for 700 and unique branding opportunities.

From: £109 per person

Capacity: Up to 700 guests

Dining at Royal Lancaster London

A grand adaptable suite for large events, with a dedicated entrance and capacity for 1200 guests.

From: £70 per person

Capacity: Up to 1680 guests

Events at Hilton London Wembley

A stylish rooftop bar for private events with a vibrant atmosphere near Wembley Stadium.

From: £2500 per person

Capacity: Up to 800 guests

Dining at Hilton London Metropole

A versatile pillar-free suite in a central London hotel, ideal for corporate events and private gatherings.

From: £8000 per person

Capacity: Up to 900 guests

How can I ensure an unusual venue remains comfortable for 400 guests during summer?

Specify air-conditioning or arrange portable AC units rated 15,000–20,000 BTU each (one per 100 m²). Ensure 6–8 air changes per hour, provide shaded outdoor breakout with misting fans, supply 500 ml bottled water per guest and schedule peak-heat hours seating away from glazing.

How much space is required for 400 guests in a standing cocktail layout?

Allocate 0.6–0.8 m² per person for a comfortable standing reception. For 400 guests that equates to 240–320 m² of clear floor space. Add 50 m² for bar stations and 30 m² for service routes. Total hire area should be at least 320 m² to allow free circulation.

Which transport hubs serve Central London unusual venues for 400 guests?

Most unique event spaces lie within a 10-minute walk of Charing Cross, Tottenham Court Road or Covent Garden stations. These are on the Bakerloo, Northern, Central and Piccadilly lines, plus national rail at Charing Cross.

What is the typical per-head cost to hire an unusual Central London venue for 400 people?

Expect £100–£150 per head for an evening reception including venue hire, basic canapés, two drinks and standard AV. Mid-week daytime DDR for corporate gatherings ranges £80–£120 per delegate, covering catering, AV package and meeting space.

How many event staff are needed for a 400-person dinner in a non-traditional space?

For a seated plated dinner allow 1 server per 20 guests (20 staff) plus 2 bartenders per 100 guests (8 bartenders) and 2 reception hosts. Total FOH team: circa 30. Increase by 10% if bespoke canapés or multiple bars are used.

What AV capabilities should unusual venues for 400 in Central London offer?

Look for in-house PA rated ≥2 kW, four wireless microphones, two HD projectors or LED walls (minimum 3×2 m), integrated lighting rig with DMX control and a staffed tech desk. This ensures seamless presentations and dynamic ambience.

How far in advance should I secure an unusual Central London venue for 400 people?

Book 6–9 months ahead for high-demand unique spaces. Put down a 25–30% deposit upon contract, then confirm final numbers and full payment 4 weeks before. Early booking affords best slot selection (Tuesday–Thursday midweeks) and avoids premium surcharges.

What layout styles work best for 400 attendees in a non-traditional space?

Theatre style (rows on risers) uses 0.5 m² per seat; cabaret (10-seater rounds) needs 0.8 m² per guest; standing cocktail requires 0.6 m². Choose cabaret for networking tables, theatre for keynote sessions and standing for high-energy receptions.

What crowd capacity regulations affect a 400-person gathering in a listed building?

Under the Fire Safety Order 2005, you must calculate 1 m² per person in clear space, ensure two independent escape routes, display a valid fire certificate and submit a risk assessment. Listed status may impose extra insurance requirements.

What minimum spend should I budget for exclusive use of a Central London unusual venue for

Most unique venues require a minimum spend of £20,000–£40,000 for a 4-hour evening slot. This usually includes hire, basic lighting, standard AV, security and event manager services. Additional catering or décor will be extra.