Σ subsidiaryi
Five subsidiaries. One sum.
SUM brings together five subsidiaries that each do one thing well. Engineering, community, learning, creative work and commerce, summed into one.
i = 1
SUM ENGINEERS
Engineering across the digital and physical worlds: software, apps and cloud systems through to buildings, infrastructure and construction.
i = 2
SUM FRIENDS
A community built around friendship: volunteer projects such as beach clean-ups, alongside SUM FRIENDS merchandise, group travel and team experiences.
i = 3
SUM KNGINES
An online learning platform with courses taught by practitioners, so anyone can learn practical skills at their own pace.
i = 4
SUM STUDIOS
Creative production end to end: photo editing and design, video, books and publishing, through to producing films.
i = 5
SUM THINGS
An online marketplace connecting buyers and sellers, where anyone can open a store and anyone can find what they need.