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London in the Summer

Why Summer Is the Perfect Season to Host Your Next Corporate Event in London

30 April 2025 Written by Ultimate

London in the summer is unlike anywhere else. The city comes alive with energy, culture, and opportunity; making it the perfect backdrop for meaningful corporate experiences. At Ultimate, we specialise in curating exceptional summer events in the heart of the capital, across a portfolio of unique venues designed to impress and inspire.

If you’re looking to bring people together, strengthen relationships, and create a lasting impression, here’s why a summer event in central London should be on your agenda.

Bring Your People Together, Beyond the Office

The workplace has changed. Hybrid models, dispersed teams and fewer informal moments mean connection needs to be more intentional. A summer event creates space to come together in person, to celebrate milestones, welcome new joiners, and build a stronger sense of belonging.

It’s a morale boost, a culture-builder, and a strategic touchpoint — all wrapped into one exceptional experience.

Host in Iconic London Locations That Elevate Your Brand

Our venues aren't just spaces; they’re statements!

Located in some of London’s most central and prestigious postcodes, they offer the kind of access and atmosphere that instantly elevates any event.

  • Old Billingsgate
    A striking riverside venue on the north bank of the Thames, offering views of Tower Bridge and The Shard. The private outdoor terrace is ideal for summer receptions and evening events with capacity for 400 to 2,400 guests. Historic charm meets contemporary flexibility.
  • The Sunken Garden
    A hidden green oasis just minutes from the City, perfect for elegant garden soirées and relaxed summer gatherings. With space for 150 to 400 guests, it's ideal for companies looking for a more intimate but standout experience in a natural setting.
  • City Central at the HAC
    Tucked behind the historic Honourable Artillery Company grounds in EC1, this venue offers a rare blend of green space and city skyline. With a large lawn and bespoke event infrastructure, it’s tailor-made for company festivals, awards ceremonies, or summer celebrations of up to 2,400 guests.

All venues are fully managed by Ultimate, ensuring expert planning, precise execution and experiences designed around your brand and your goals.

Celebrate Success and Look Ahead with Confidence

A summer event gives companies the chance to pause and reflect on achievements, recognise the teams behind the success, and set the tone for the rest of the year. Whether it's a drinks reception, a sit-down dinner, or a multi-activation festival, it’s a moment to build momentum.

Strengthen External Relationships in a Fresh Setting

Looking to host clients, partners or stakeholders? A well-executed summer event allows you to engage professionally while still creating a relaxed, memorable atmosphere. It's networking with purpose, in a setting that reflects the quality of your brand.

Why London, Why Now?

London is a global hub for business, but in summer, it becomes a stage. Central venues mean easy access for local teams, international guests, and everything in between. You're offering more than just convenience. You're offering skyline views, historic architecture, world-class hospitality and the unmistakable buzz of summer in the city.

Why Ultimate?

Because we understand the pace and priorities of the London corporate world. We manage our own venues, design our own experiences, and work exclusively on seasonal events, which means we know how to deliver impact in the moments that matter most. We know the experience is everything.