Zappos introduced a UFO-shaped conference room in the center of its courtyard that can be booked for meetings.

HomeAway, an online vacation marketplace headquartered in Austin, TX, built its own miniature roof with a hammock for working and relaxing.

Starbucks brings Seattle-based employees together with a homey, full-service cafeteria.

Salesforce.com boasts a colourful kitchen with various sitting areas and coffee and food options.

Hubspot, headquartered in Cambridge, MA, uses modern design to attract its employees to a new lounge.

JustFab, a lifestyle fashion company headquartered in Los Angeles, CA, has an in-house photo studio where employees capture images for their online community.

Ogilvy & Mather, an advertising agency, provides a gym for its employees

Oracle promotes healthy living with an in-house basketball and volleyball court.

Groupon uses themed spaces, such as a Tiki room, to spark creativity.

Red Door Interactive, a strategic partnering firm, has an open floor plan for employees to work, eat and play.