The group is opening a pizzeria in Peckham, which will officially open on 6 November.
Theo’s was founded by Theo Lewis, a former head chef of Pizza East, and currently operates restaurants in Camberwell, which opened in October 2015, and Elephant & Castle, which opened in November in 2018.
It serves wood-fired Neapolitan pizza, with prices starting at £11 for a marinara and rising to £14.50 for options that include scotch bonnet nduja; sausage and fennel; and classic calzone.
Other menu items include a short selection of antipasti and desserts such as a Neapolitan ice cream sandwich; and affogato.
At lunchtime it also serves panuozzo - wood-fired sandwiches - in options including chickpea, mozzarella, datterini, rocket, and chilli sauce; tuna, mozzarella, onion, olives, rocket, and chilli sauce; mortadella, mozzarella, datterini, gem lettuce, and guindilla chillies; and sausage and fennel with provola, and fennel seed pesto.