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Success story: Mitchells & Butlers

How Mitchells & Butlers increased call-to-booking conversion by up to 20% with Collins Call Evo. 

With over 700 venues across the UK, Mitchells & Butlers (M&B) is one of the UK’s largest and most diverse hospitality groups.  

 

In 2025, M&B partnered with Access Collins as an early adopter of Collins Call Evo, to modernise phone reservations, reduce operational pressure and deliver a seamless, AI‑powered guest booking experience.

Campaign snapshot 

The challenge: 

  • Missed calls = missed revenue 
  • Legacy touchtone IVR systems 
  • Staff unable to answer calls during service 
  • Guests abandoning calls and booking

The approach: 

  • Early adoption of Collins Call Evo - the AI-powered voice booking system 
  • Seamless integration with their existing and trusted Access Collins Evo platform 
  • Identify call friction points and refine AI call handling

The impact: 

  • A 10-20% uplift in call-to-booking conversion 
  • 100% of calls answered, 24/7 
  • More time for service, less time managing admin 
  • Higher confidence in booking capture 

Inside M&B’s Collins Call Evo Campaign

Discover how Mitchells and Butlers utilised Collins Call Evo to deliver a proven incremental sales uplift, higher conversion rates, better guest service and lower operational strain. All while seamlessly integrating with the system they already used. 

Watch the full case study now: 

“Another layer that just works... it’s a no-brainer” 

“Collins Call Evo is worth the investment. It's delivering incremental sales, reducing friction for our operators, and giving guests the booking journey they expect today.”


- Sarah Austin, Sales Enablement & Project Manager 

Campaign strategy & execution

The impact on the guests and the business 

Significant uplift in call‑to‑booking conversion

After Collins Call Evo, M&B saw a 10-20% uplift, now consistently achieving 40%+ call-to-booking conversions

Larger share of opportunities captured

Calls previously lost to voicemail are now answered instantly, 24/7 - no more missed booking moments

Operators freed from phone pressure

Less in-venue guest disturbance, less managing admin - just more time for service and higher confidence in booking capture

Higher-value enquiries captured more efficiently

Large group enquiries handled with ease, with email, contact and deposit collection

New insights from AI transcripts

Reveal patterns - frequent booking times, common questions and misunderstandings, or opportunities to adjust seating

 “This data lets us take actions we’ve never been able to take before - from tweaking booking setups to improving website content.”

Operational Impact

It’s another layer that just works. Teams don’t have to think about it.” 
 

  • Reduced noise and disruption front‑of‑house 
  • Operators more focused on service 
  • No need for retraining or process changes 
  • Booking rules already set in Collins are automatically enforced 
  • Smooth adoption across every brand and demographic 

Guest Experience Impact

“Guests are engaging with the AI more than they ever engaged with keypad IVR - and we’re seeing repeat bookings via the phone channel.” 
 

  • Instant confirmations, even last-minute 
  • No waiting on ringing lines 
  • 24/7 availability 
  • A natural, conversational experience 
  • Increased confidence that bookings are secure 

Why M&B recommend Collins Call Evo

Mitchells & Butlers sees Collins Call Evo as the beginning of a broader AI‑enabled future. 

“This is just the first step. AI will play a major role across hospitality, and Collins Call Evo shows how powerful that can be when done right.” - Sarah Austin 

Why M&B recommend Collins Call Evo

“It’s a no‑brainer. You’re opening more booking channels, without extra effort from the team, and the results speak for themselves.” - Sarah Austin 

  • Proven incremental sales uplift 
  • Higher conversion rates 
  • Better guest service 
  • Lower operational strain 
  • Valuable new data insights 

Want to deliver a modern, AI‑powered phone booking experience like Mitchells & Butlers?