Before designing @airbnb’s new San Francisco HQ, a team from Gensler spent four months in the company’s former office to understand its needs. The airy result embodies “openness, collaboration and constant enterprise.”

Eyewear company @warbyparker’s corporate offices in New York City’s SoHo neighborhood have books just about everywhere, with at least 100 different places for employees and visitors to sit and read one of them.

“I set up a sort of temporary workspace on the table in front of the bookshelves,” says @davidrcoggins, a travel-and-style writer, of the makeshift desk in his cozy home office. “Then it feels like I can stop at any time.”

A room where @chandeliercreative employees brainstorm in the agency’s penthouse office, this space, with its Le Corbusier chairs, is for “coffee in the morning and vodka sodas after 6 p.m.,” says founder Richard Christiansen.