CHEMISTRY: THE MIXER PARTY FOR SINGLE OVER 40s
If you’re tired of endless swiping, awkward apps, and events that don’t deliver, Chemistry is for you.
Held at some of London’s finest venues, Chemistry is a vibrant, welcoming singles party created exclusively for people who are serious about meeting someone special – without the pressure.
✨ What to Expect
✅ Up to 100 like-minded singles, carefully balanced by gender
🍸 Stylish Central London venues – perfect for relaxed conversation
🎤 Engaging ice-breaker games hosted by our expert tea
🧠 Smart matching after the event – only mutual likes lead to contact
No awkward intros. No speed dating. Just good conversation, a great atmosphere, and the chance to meet someone who gets you.
❤️ Why It Works
Chemistry is designed for singles in their 40s and 50s who know what they want – and who don’t want to waste time. We take care of the setting and introductions so you can focus on enjoying the evening and making real connections.
Our guests tell us they feel more relaxed, more open, and more themselves – which makes all the difference.
“A brilliant evening – classy venue, fun format, and I actually met someone I clicked with. Highly recommended!” – Sarah, 47
🎟️ Ready to Find Chemistry?
Tickets are limited and our events sell out fast. Book now to secure your place at the next Chemistry party. 👇
Early Summer Lock & Key Party - Cambridge
Fri 8 May 2026
The Cambridge Tap, Cambridgeshire
Join us at our Spring Singles Lock & Key Party. The best way to meet other singles in Cambridge.
Tickets
£20
Age guide
30-45
Male left
5
Female left
6
Spring Lock & Key Singles Party - Birmingham
Fri 8 May 2026
BOX, Brindley Place, Birmingham
Love is in the air! Up to 80 guests expected at our Singles Party! Don't miss out, book now!
Tickets
£20
Age guide
30-45
Male left
3
Female left
8
THE ORIGINAL DATING EARLY SUMMER BOAT PARTY
Sat 9 May 2026
The Golden Flame, London, Central London
The ultimate party to kickstart your summer. 240 Londoners, ALL SINGLE and one huge party boat!
Tickets
£25
Age guide
30-45
Male left
6+
Female left
6+
Spring Lock & Key Party - Manchester
Fri 15 May 2026
Manahatta, Manchester, Deansgate
The famous lock and key party returns to Manchester! Book now and meet other singles in the city!
Tickets
£20
Age guide
30-45
Male left
10+
Female left
10+
Spring Singles Party - Glasgow
Fri 15 May 2026
Arta, Glasgow, Merchant City
Join us for our Spring Singles Party in Glasgow. Up to 80 people expected.
Tickets
£20
Age guide
30-45
Male left
10+
Female left
10+
Spring Singles Lock & Key Party - Leeds
Fri 22 May 2026
Dirty Martini, Leeds
Join us at our Leeds Singles Lock & Key Party. The ultimate way to meet singles this Spring.
Tickets
£20
Age guide
30-45
Male left
10+
Female left
10+
Chemistry - Over 40s Singles Party
Sat 23 May 2026
The Happenstance (Lounge Bar), London, St Pauls
Chemistry - a unique over 40s singles party for those that are serious about dating.
Tickets
£25
Age guide
40-55
Male left
10+
Female left
10+
Summer Singles Lock & Key Party - Swansea
Fri 5 Jun 2026
Peppermint Bar, Swansea
The Summer of love is here and we're get your summer dating experience off to the best start with...
Tickets
£20
Age guide
30-45
Male left
10+
Female left
10+
Summer Singles Lock & Key Party - York
Fri 12 Jun 2026
Manahatta, York
Don't miss our Lock & Key Singles Party Launch! Up to 100 people expected!...Book now!
Tickets
£20
Age guide
30-45
Male left
10+
Female left
10+
Summer Singles Lock & Key Party - Brighton
Fri 12 Jun 2026
The Fitz Regent, Brighton, East Sussex
Welcome to the Brighton Valentines Lock & Key Party! Meet, mingle and party with the perfect iceb...
Tickets
£20
Age guide
30-45
Male left
10+
Female left
10+
THE SUMMER SIZZLER LOCK & KEY + PRE-PARTY SPEED DATING
Sat 13 Jun 2026
The Happenstance, London, St Pauls
Welcome to the biggest party + pre-party speed dating for single Londoners. Over 200+ people are ...
Tickets
£30
Age guide
30-45
Male left
10+
Female left
10+
THE SUMMER SIZZLER LOCK & KEY PARTY
Sat 13 Jun 2026
The Happenstance, London, St Pauls
Welcome to the biggest party for single Londoners of the summer. Over 200+ people expected!
Tickets
£25
Age guide
30-45
Male left
10+
Female left
10+
Summer Singles Party - Bournemouth
Fri 19 Jun 2026
1812, Bournemouth, Dorset
Welcome to the Bournemouth Summer Lock & Key Party! Meet, mingle and party with the perfect icebr...
Tickets
£20
Age guide
30-45
Male left
10+
Female left
10+
Summer Singles Lock & Key Party - Sheffield
Fri 19 Jun 2026
Manahatta, Sheffield
Don't miss our Lock & Key Singles Party Launch! Up to 80 people expected. Book now!
Tickets
£20
Age guide
30-45
Male left
10+
Female left
10+
Chemistry - Over 40s Singles Party
Sat 20 Jun 2026
The Happenstance (Lounge Bar), London, St Pauls
Chemistry - a unique over 40s singles party for those that are serious about dating.
Tickets
£30
Age guide
40-55
Male left
10+
Female left
10+
Summer Singles Party - Southampton
Thu 25 Jun 2026
Revolution, Southampton, Hampshire
Welcome to the Southampton Summer Lock & Key Party! Meet, mingle and party with the perfect icebr...
Tickets
£20
Age guide
30-45
Male left
10+
Female left
10+
Summer Singles Party - Edinburgh
Fri 3 Jul 2026
Brewhemia, Edinburgh
Join us this Summer for our Singles Party in Edinburgh. Up to 80 people expected.
Tickets
£20
Age guide
30-45
Male left
10+
Female left
10+
Summer Singles Party - Birmingham
Fri 3 Jul 2026
BOX, Brindley Place, Birmingham
Love is in the air! Up to 80 guests expected at our Singles Party! Don't miss out, book now!
Tickets
£20
Age guide
30-45
Male left
10+
Female left
10+
Summer Lock and Key Party - Cambridge
Fri 10 Jul 2026
THE LAB, Cambridge, Cambridgeshire
Join us for our Summer Lock & Key Party. Up to 80 guests expected.
Tickets
£20
Age guide
30-45
Male left
10+
Female left
10+
THE ORIGINAL DATING SUMMER IN THE CITY PARTY + PRE-PARTY SPEED DATING
Sat 11 Jul 2026
The Fable (Top Floor), London, The City
Welcome to the biggest party + pre-party speed dating for single Londoners this summer. 250+ peop...
Tickets
£30
Age guide
30-45
Male left
10+
Female left
10+