About Allen Mask
Allen Mask is a director at Preply.
Experience
This experience comes from SEC filings. The years are when the filings name Allen Mask in the role, so the role may have started earlier or lasted longer.
Key Colleagues at Startups
The people Allen Mask works with at each company, as listed on that company's latest Form D.
Preply, Inc. · Form D, Jan 20, 2026
DV
Dmytro Voloshyn
Director
CW
Charlie Wickers
Chief Financial Officer
LN
Lars Fjeldsoe-Nielsen
Director
DB
Dmytro Boroday
Director
MG
Mariusz Gralewski
Director
KB
Kyrylo Bigay
Executive officer and director