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The Portland at ISH Venues

ISH Venues · Marylebone, London, W1W 5PN · Show map
Get an instant quote to unlock offer Exclusive offer available at this venue
Up to 100standing
Up to 100seated
Great Portland Street, Regent's Park, Warren Street, Euston, Kings Crossnearest station
Corporate Eventbest for

About this space

Air conditioning ensures guest comfort
Built-in PA system with three screens for simultaneous use
Hybrid event capability with advanced AV setup
Lower ground floor location with easy access
Natural light from sash windows
Flexible capacity from 36 to 100 guests
The Portland is one of our large meeting spaces that accommodates a range of events from 100 guests in theatre style to 36 persons in a U-shape arrangement. It can be used for a wide range of meetings and events - from exams to exhibitions. The room is also fitted with three screens that can be used simultaneously and can be set up for a hybrid event.

Features

Wifi
A modern light and airy room
Air conditioning
Built in PA system
Built in screen
Lower ground floor
Sash windows

Food & Drink

Professional Kitchen
Halal Catering

Space

Disabled Access
112m² (1,206ft²)
Ceiling Height 2.7m (9ft)

Licenses

TENs Available

Capacities

100 Buffet
60 Cabaret
60 Classroom
60 Dining
100 Reception
100 Theatre

Guide prices

Indicative pricing based on standard rates. Request an instant quote for your exact brief.

Delegate packages
Day Delegate RatesMons to Fris, 09:00 - 17:00
£55 / Per Person
Dedicated pre-event and on-site coordinatorPrivate Room HireWarm finger food Served with orange juice and filtered still/sparkling waterFreshly brewed Down to Earth triple certified coffee and tea selection, including herbal infusions (Filtered Still WaterLCD projector, screen and flipchartWi-Fi accessDelegate stationery including individuals, notepads and pens
Delegate packages
Day Delegate RatesSats and Suns, 09:00 - 17:00
£45 / Per Person
Dedicated pre-event and on-site coordinatorMain Room hireFreshly brewed Down to Earth triple certified coffee and tea selection, including herbal infusions (Filtered Still WaterLCD projector, screen and flipchartWi-Fi accessDelegate stationaryChef’s selection of filled sandwiches, bagel, wraps and rolls served with orange juice and filtered
Venue Hire Hourly
Every day, 09:00 - 17:00
£1,600 / Venue Fee

Great for a...

Corporate Training
Three-screen hybrid setup Corporate Training
  • • Three built-in screens enable simultaneous content display
  • • Hybrid event capability connects remote participants seamlessly
  • • Air conditioning maintains optimal learning environment
Conference
100-guest theatre capacity Conference
  • • Theatre-style seating accommodates up to 100 delegates
  • • Built-in PA system ensures clear audio throughout
  • • Natural light from sash windows creates welcoming atmosphere
Educational Seminar
Flexible U-shape arrangements Educational Seminar
  • • U-shape setup for 36 promotes interactive discussions
  • • Lower ground floor provides easy accessibility
  • • Modern light-filled space enhances learning experience

Location

Map showing ISH Venues
ISH Venues MaryleboneLondon229 Great Portland Street W1W 5PNLondon
Great Portland Street, Regent's Park, Warren Street, Euston, Kings Cross
Concierge

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Frequently asked questions

What is the Day Delegate Package rate and what does it include?
The Day Delegate Package costs £64.00 per person (£71.50 including VAT) with a minimum of 80 delegates. It includes dedicated pre-event and on-site coordinator, room hire for the main meeting room, full day beverage service (three servings of coffee, tea, water and biscuits), working lunch with sandwiches, 3 hot items, fruit and sweet treat, afternoon snack selection, LCD/projector, screen, flipchart & pens, free Wi-Fi access, and delegate stationery.
What are the capacity limits for different seating arrangements?
Venue 1 accommodates a maximum of 150 people in cabaret layout or 328 people in theatre setup. The Portland room can accommodate 100 guests in theatre style or 36 persons in U-shape arrangement. All rooms have specific maximum capacities that cannot be exceeded.
What AV equipment is included and what are the additional costs?
Basic LCD/projector and screen are included in the Day Delegate Package. PA system with 1 microphone costs £180 including VAT. Additional microphones are £72 including VAT each. If you need more than 3 microphones, a dedicated sound engineer is mandatory starting at £540 including VAT.
Can I use adjacent rooms for catering and breakout spaces?
Yes, Venue 2 can be used as an adjacent catering space free of charge, but it's only available until 4pm due to other bookings. Nash and Portland rooms can be provided at £500 VAT exempt for additional catering space. Breakout rooms are available at £750 per day each.
What are the payment terms and how do I secure a booking?
Payment is processed through PayPal links sent to your designated email address. The venue can provisionally hold dates for 10 working days while you confirm your booking. Specific payment amounts vary based on your event requirements and final guest count.
Can I make last-minute changes to guest numbers?
Yes, guest numbers can be increased even at the last minute. The venue accommodated a client who added 4 additional guests just before their event, bringing their total from 36 to 40 attendees. However, you must stay within the room's maximum capacity limits.
What catering timing flexibility is available for conferences?
The venue accommodates specific break timings based on your agenda. For example, they can provide hot drinks for arrivals at 9:00-9:30, morning break at 10:45-11:15, lunch from 12:30-14:00, and afternoon break from 15:25-16:10. You need to provide your preferred timings in advance.
Are there any restrictions on room availability times?
Some rooms have time restrictions - Venue 2 is only available until 4pm as there are other events starting at 4pm. The venue can accommodate full-day events but specific rooms may have limitations based on other bookings scheduled.
What hybrid event capabilities are available?
Hybrid event costs range from £550 to £2,500 plus VAT depending on requirements. The Portland room is fitted with three screens that can be used simultaneously and can be set up for hybrid events. Specific hybrid requirements need to be discussed based on your technical needs.
What is included in the working lunch menu?
The working lunch includes sandwiches, 3 hot items, fruit, sweet treat, still & sparkling filtered water, and juices. The menu is based on chef's choice and accommodates dietary requirements. Additional working lunch options are available at £19.80 including VAT per person.
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