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NewsroomDelfont Mackintosh 17 Minute Interval
The 17-minute interval. A theatre bar's only window.
Case StudyTheatres & VenuesPre-orders

The 17-minute interval. A theatre bar's only window.

Eleven West End venues, one redemption flow. The 17-minute interval, rebuilt around the customer instead of the bar.

OS
Oliver SterlingSenior Customer Success, Dines
04 March 2026 9 min read
in𝕏
+32%
Average interval spend, year-on-year
11
West End venues live with pre-orders
17min
The interval window we had to design around
0
Additional bar staff hired for the rollout

Theatre bars are a maths problem disguised as a hospitality problem. You have one window — usually 17 minutes — to serve hundreds of guests, and you cannot grow the bar.

01 — The windowWhy intervals are unlike any other bar service.

Interval bars share none of the assumptions of a normal pub. The crowd arrives in one wave, leaves in one wave, and there is no second chance. The bar has to absorb a year's worth of last orders in seventeen minutes.

We weren't trying to grow the bar. We were trying to remove the queue.

— Marsha Bennett, GM, Sondheim Theatre

02 — The redemption flowPre-orders, redemption queues, and a glassware overhaul.

Pre-orders were placed when the show started. By the interval, drinks had been poured into pre-labelled trays kept at temperature. Customers walked to a redemption line — not a bar — and were out in under 90 seconds.

Eight-month average

What changed across 11 venues.

+32%Average interval spend per attendee.
−54%Time-to-serve, peak interval.
+18%Pre-order share of total interval revenue.
0Net new bar headcount.

03 — The numbersThe eight-month picture.

  • +32% interval spend per ticket holder.
  • 11 West End venues, one shared template.
  • 0 extra bar staff hired to support it.
OS
Oliver SterlingSenior Customer Success, Dines

Oliver embedded with the Delfont Mackintosh team across the eight-month pre-order rollout.