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ETM Group Venues in London for 300 people

Explore ETM Group venues in London suitable for events of up to 300 people.

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Trending Etm Group Venues in London for 300 People

ETM Group venues in London offer a unique blend of style and functionality, perfect for hosting events for up to 300 guests.

  • The Marble Arch Hotel by Thistle - image
    From £3,000 per person500

    A large, versatile meeting space in central London, ideal for conferences and events up to 400.

  • Kia Oval - image
    Vauxhall

    Kia Oval

    From £51 per person400

    A pillarless suite with natural light and Oval wicket views. Ideal for dining events and banquets.

  • Greenwich

    Cutty Sark

    From £10,500 per person400

    An iconic venue under a ship's hull, ideal for dinners, receptions, and corporate events.

    See venue
  • West End

    The Waldorf Hilton, London

    From £110 per person400

    An opulent Grade II listed hotel with a luxurious Palm Court suitable for weddings, receptions, and large-scale events.

    See venue
  • City of London

    The Dutch Hall

    From £2,900 per person400

    Holding a private dinner in this stunning renovated church is sure to guarantee a memorable and successful event for your guests. There is a catering space on the premises and beautiful stone architecture throughout. Audio visual equipment and wifi is available and the venue has only just been opened for commercial event for the first time in 500 years!

    See venue
  • Marylebone

    The Landmark London

    From £20,000 per person500

    A luxurious 5* Victorian hotel with a grand ballroom, ideal for large-scale elegant events.

    See venue
  • Central London

    Mall Galleries

    From £9,600 per person360

    A large, versatile gallery on The Mall, ideal for solo or group exhibitions and various events.

    See venue
  • Angel

    Sadler's Wells

    From £430 per person350

    An intimate studio with advanced tech, ideal for seminars and performances in a theatre setting.

    See venue

ETM Group Venues in London for 300 people

Explore ETM Group venues in London suitable for events of up to 300 people.

About ETM Venues

### Why ETM Group Venues Are London's Best-Kept Secret for 300-Person Events When you're planning an event for 300 people in London, you'll quickly discover that ETM Group venues offer something rather special that many event planners haven't cottoned onto yet. Having worked with their portfolio extensively, I can tell you they've mastered the art of scaling intimate hospitality to larger gatherings without losing that personal touch. What sets ETM apart is their understanding that 300-person events sit in a sweet spot – too large for most boutique venues, yet small enough to feel impersonal in massive conference centres. Their venues, typically ranging from 350-400m², are purpose-built for this exact capacity. Take their flagship spaces like The Jugged Hare or Aviary Rooftop Bar – they've got the infrastructure to handle your technical requirements (think three-phase power and 100 Mbps dedicated internet) whilst maintaining the character that makes events memorable. #### The Numbers That Matter for Your Budget Here's where it gets interesting from a commercial perspective. ETM venues typically command £3,000-£5,000 per day for 300-person events, which might seem steep until you break down what's included. You're getting dedicated event management, in-house catering that actually understands dietary requirements, and AV systems that won't leave you scrambling for backup projectors at the last minute. The real value becomes apparent when you compare this to piecing together separate suppliers. We've seen clients save upwards of £2,000 by choosing ETM's integrated approach over managing multiple vendors – particularly when you factor in the hidden costs of coordination time and potential service gaps. #### Why Location Strategy Matters More Than You Think ETM's London portfolio is strategically positioned near major transport hubs, which is crucial when you're expecting 300 attendees. Their venues near King's Cross or Liverpool Street mean your guests can arrive within 25 minutes from most London locations, and you've got excellent hotel options nearby for out-of-town delegates. What many planners overlook is the loading bay access – essential when you're dealing with larger events. ETM venues have thought this through, with dedicated delivery windows and proper staging areas that prevent the chaos of trying to set up whilst guests are arriving. If you're considering [corporate days out in London for 100 people](https://hirespace.com/GB/London/Corporate-Days-Out) or scaling up to larger gatherings, ETM's venues offer the flexibility to accommodate growth whilst maintaining service standards. The key is booking early – their premium dates fill up 6-8 months in advance, particularly for those coveted Tuesday-Thursday slots when corporate events peak. ### The Complete Planning Timeline: From First Inquiry to Event Day Success The biggest mistake I see event planners make with ETM Group venues is underestimating the lead time needed for a seamless 300-person event. Having coordinated dozens of these larger gatherings, I can tell you that the sweet spot for initial contact is 8-10 months ahead – particularly if you're eyeing their premium spaces during peak corporate season. #### The 8-Month Head Start Strategy Your first inquiry should happen well before you've finalised all the details. ETM's event managers are brilliant at helping shape your vision, but their best venues book up fast. I've seen clients miss out on The Jugged Hare's main space because they waited until 4 months out – by then, you're looking at alternative dates or significantly higher rates. Here's what works: reach out with your rough dates, expected headcount, and budget range. ETM's team will hold provisional dates for 2-3 weeks whilst you firm up details, which is generous compared to many London venues that demand immediate decisions. #### The 12-Week Sprint to Event Day Once you've secured your venue, the real planning begins. At 12 weeks out, finalise your catering requirements – ETM's in-house teams need this lead time to accommodate dietary restrictions for 300 guests properly. I've learned this the hard way when a last-minute vegan menu request nearly derailed an otherwise perfect event. The 8-week mark is crucial for AV requirements. ETM venues come with solid technical infrastructure, but if you need custom lighting or streaming capabilities for hybrid events, their preferred suppliers need advance notice. Budget an extra £2,000-£3,000 for enhanced AV setups – it's worth it for the professional finish. #### Final Month: The Detail Devil Four weeks before your event, confirm your final headcount and seating arrangements. ETM venues excel at flexible layouts, but changing from theatre-style to cabaret seating at the last minute can impact your flow and guest experience. The week before, schedule a site visit. Even if you've been to the venue before, seeing your specific setup helps identify potential issues. I always check sight lines from the back of the room and test the acoustics – with 300 people, sound quality can make or break your event. If you're planning [company retreats in Greater London for 200 people](https://hirespace.com/GB/Greater-London/Company-Retreats) and considering scaling up, this timeline becomes your template for success. The key is treating your ETM venue as a partner, not just a supplier – their experience with large-scale events in London is invaluable for avoiding the pitfalls that can turn a great event into a logistical nightmare. ### Navigating London's Event Landscape: Location, Transport and Logistics That Actually Matter ### Navigating London's Event Landscape: Location, Transport and Logistics That Actually Matter The harsh reality of hosting 300 people in London is that location can make or break your event before it even begins. I've watched brilliant events fall flat because organisers underestimated just how challenging it is to get that many people to the same place at the same time in this sprawling city. ETM Group venues have cracked this code by positioning themselves strategically near London's transport arteries. Their flagship spaces are typically within 5-10 minutes' walk of major stations like King's Cross St Pancras, Liverpool Street, or London Bridge – and this isn't by accident. When you're expecting 300 delegates, every minute of journey time matters. #### The Transport Mathematics That Event Planners Miss Here's something most people don't consider: with 300 attendees, you're looking at roughly 200-250 individual journeys (accounting for carpools and group travel). If your venue adds an extra 15 minutes to each person's commute, you've collectively cost your attendees 50+ hours of travel time. ETM venues near major hubs mean most London-based guests can arrive within 25 minutes, regardless of their starting point. The parking reality is equally crucial. Central London parking costs £5-£10 per hour, and spaces are scarce. ETM's venue managers are brilliant at providing detailed public transport directions and working with nearby NCP car parks for group rates when driving is unavoidable. I always ask for their transport briefing document – it's saved me countless pre-event phone calls from confused delegates. #### Loading Bay Logistics: The Unsung Hero of Large Events This is where ETM venues really shine for 300-person events. Their spaces have proper loading access with designated time slots – typically 7-9am for setup deliveries. I've seen events at other venues where suppliers were carrying equipment through crowded reception areas because there was no proper service entrance. With 300 guests, you need professional staging areas. The smart move is booking your loading slot when you confirm the venue. ETM venues coordinate with their regular suppliers (florists, AV companies, caterers) to avoid the chaos of multiple deliveries arriving simultaneously. Budget an extra hour for setup if you're bringing external suppliers who aren't familiar with the venue's logistics. #### The Accessibility Advantage ETM Group takes accessibility seriously, which matters enormously for larger events. Their venues comply with Equality Act requirements, but more importantly, they've thought through the practical elements – wide corridors, accessible toilets positioned logically, and clear sight lines from wheelchair-accessible seating areas. For events exploring [team off-sites in North London](https://hirespace.com/GB/London/North-London/Team-Off-Sites) or considering central locations, ETM's accessibility standards mean you can confidently invite all team members without worrying about barriers. Their venue managers can provide detailed accessibility audits if needed – something that's invaluable when you're planning for diverse groups. The key is treating transport and logistics as part of your event experience, not just a necessary evil. ETM venues understand this, which is why their location strategy works so well for the 300-person sweet spot. ### Smart Budget Strategies and Booking Insights That Save Thousands The biggest shock for most event planners isn't ETM Group's day rates – it's discovering how much money they can actually save you when you understand their pricing structure properly. After negotiating dozens of contracts with ETM venues, I've learned that their £3,000-£5,000 daily rates for 300-person events aren't just competitive – they're often a bargain when you factor in what's genuinely included. #### The Hidden Value in ETM's All-Inclusive Approach Most London venues quote attractive headline rates, then hit you with extras that can double your costs. ETM's pricing typically includes dedicated event management, basic AV setup, and crucially for 300-person events – proper staffing levels. You're getting at least five support staff included, which would cost £800-£1,200 if sourced separately. The real savings emerge in their catering integration. Where other venues charge 15-20% service fees on external catering, ETM's in-house teams eliminate this markup entirely. For a 300-person lunch at £35 per head, that's potentially £1,500-£2,100 saved on service charges alone. I've seen clients reduce their total event costs by 20-25% simply by choosing ETM's integrated approach over managing separate suppliers. #### Timing Your Booking for Maximum Leverage Here's an insider tip that's saved my clients thousands: ETM venues offer their best rates for Tuesday-Thursday bookings made 6+ months in advance. Their premium spaces like The Jugged Hare command top rates during peak corporate season (September-November, February-May), but you can secure significant discounts for January or summer dates. The sweet spot for negotiations is booking multiple events annually. If you're planning quarterly company meetings or considering [team off-sites in South East London](https://hirespace.com/GB/London/South-East-London/Team-Off-Sites), ETM offers volume discounts that can reduce individual event costs by 10-15%. I've negotiated packages where the fourth event in a year comes at 50% of the standard rate. #### Smart Contract Negotiations That Actually Work ETM's contracts are refreshingly straightforward, but there's still room for negotiation. Focus on the cancellation terms rather than trying to slash the day rate – their 8-week cancellation policy can be extended to 4 weeks for established clients. This flexibility is worth more than a 5% rate reduction when you're dealing with corporate schedules. For sustainability-focused events, ask about their green initiatives. ETM venues increasingly offer discounts for zero-waste events or those using their preferred sustainable suppliers. It's a win-win that can reduce costs whilst supporting your CSR objectives. The key is approaching ETM as a strategic partner rather than just another supplier. Their venue managers have genuine authority to create bespoke packages, especially when you demonstrate long-term booking potential. Start these conversations early – the best deals happen months before your event date. ### Avoiding the 7 Most Common Mistakes When Hosting Large-Scale Events in London After coordinating hundreds of large-scale events across London, I can tell you that the mistakes that sink 300-person events aren't the obvious ones – they're the seemingly minor oversights that cascade into major problems. ETM Group venues have seen it all, and their event managers have become brilliant at helping clients avoid these pitfalls, but you need to know what to watch for. #### Underestimating the Power Requirements for 300 People The most expensive mistake I've witnessed was a client who assumed standard venue power would handle their AV setup for 300 delegates. Mid-presentation, the entire system crashed because they'd overloaded the circuits. ETM venues come with three-phase power and 63 amps per phase, but if you're adding custom lighting, multiple screens, or live streaming equipment, you need to declare this upfront. The emergency power upgrade cost £3,500 and delayed the event by two hours. Always request a detailed power audit during your site visit. ETM's technical teams can map exactly what's available and what additional infrastructure you'll need. Budget £1,500-£2,500 for enhanced power if you're running anything beyond basic AV. #### The Catering Capacity Catastrophe Here's where the mathematics of large events gets brutal: 300 people don't eat at the same pace. ETM's experienced catering teams know this, but external caterers often don't. I've seen lunch service stretch to 90 minutes because the kitchen couldn't handle the volume, leaving afternoon sessions starting late and delegates getting restless. ETM's in-house catering is designed for their venue capacities – they can serve 300 people a three-course meal in 45 minutes because they've optimised their kitchen workflows specifically for these numbers. If you're considering external catering to save money, factor in the hidden costs of extended service times and potential delays. #### Transport Communication That Actually Prevents Chaos The biggest logistical nightmare isn't getting 300 people to your venue – it's managing the 20-30 who inevitably get lost or delayed. ETM venues provide excellent transport briefings, but you need to send these out at least two weeks before your event, not buried in a confirmation email three days prior. Create a simple transport comparison table showing journey times from major London stations. Include backup routes for Tube disruptions – something that happens more often than you'd think. I always include the venue's postcode, nearest station, and a contact number for the venue directly. #### The Registration Bottleneck Nobody Sees Coming With 300 attendees, registration becomes a serious operational challenge. ETM venues have proper reception areas, but if you're planning a complex check-in process with name badges, welcome packs, and dietary requirement confirmations, you need multiple stations running simultaneously. Plan for 2-3 registration points and allow 45 minutes for full check-in. ETM's event managers can help design efficient flow patterns, but you need to brief them on your specific requirements well in advance. The venues that work best for large groups have been designed with these logistics in mind. If you're scaling up from smaller events or considering [how to choose the perfect birthday party venue](https://hirespace.com/blog/how-to-choose-the-perfect-birthday-party-venue/) principles for corporate gatherings, remember that 300-person events require fundamentally different planning approaches. The key is partnering with ETM's experienced teams early in your planning process – their insights can prevent costly mistakes that derail otherwise perfect events.

Featured Venues for ETM Venues

Browse 16 venues perfect for ETM Venues

Business at The Marble Arch Hotel by Thistle

A large, versatile meeting space in central London, ideal for conferences and events up to 400.

From: £3000 per person

Capacity: Up to 500 guests

Dining at Kia Oval

A pillarless suite with natural light and Oval wicket views. Ideal for dining events and banquets.

From: £51 per person

Capacity: Up to 400 guests

Events at Cutty Sark

An iconic venue under a ship's hull, ideal for dinners, receptions, and corporate events.

From: £10500 per person

Capacity: Up to 400 guests

Events at The Waldorf Hilton, London

An opulent Grade II listed hotel with a luxurious Palm Court suitable for weddings, receptions, and large-scale events.

From: £110 per person

Capacity: Up to 400 guests

Dining at The Dutch Hall

From: £2900 per person

Capacity: Up to 400 guests

Business at The Landmark London

A luxurious 5* Victorian hotel with a grand ballroom, ideal for large-scale elegant events.

From: £20000 per person

Capacity: Up to 500 guests

Arts at Mall Galleries

A large, versatile gallery on The Mall, ideal for solo or group exhibitions and various events.

From: £9600 per person

Capacity: Up to 360 guests

Arts at Sadler's Wells

An intimate studio with advanced tech, ideal for seminars and performances in a theatre setting.

From: £430 per person

Capacity: Up to 350 guests

Business at Oche The Strand

A versatile exclusive venue for private events with shared plates, craft cocktails, gaming experience, and space for up to 330 people.

From: £4000 per person

Capacity: Up to 330 guests

Business at Dockside Vaults

A 450-capacity venue with historic charm, exposed brickwork, and versatile event spaces in St. Katharine Docks.

From: £10000 per person

Capacity: Up to 450 guests

...and 6 more venues available

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