The firm holiday card can be tricky to perfect. It's a piece of branding, but go too far in that direction and a jolly holiday-spirited message can just seem like advertising. But err too far on the side of season's greetings and the connection to architecture is lost. ARCHITECT picked out some creative favorites that remain on-brand while throwing in a bit of fun and quirk.

ARUP (Credit: Nigel Sussman)
Perkins+Will
Daroff Design
Cope Linder Architects (Image: Courtesy W Philadelphia Hotel)
IA Interior Architects
Zaha Hadid Architects