List of companies based in Kirkland, Washington

This is a list of large or well-known interstate or international companies headquartered in Kirkland, Washington.

Currently based in Kirkland

• 343 Industries
• Acumatica
• ATG Stores
• bgC3
• Bluetooth Special Interest Group
• Griptonite Games
• INRIX
• Kenworth
• Lancs Industries
• LTC Financial Partners
• Monolith Productions
• RAD Game Tools
• WaveDivision Holdings (parent company of Astound Broadband and Wave Broadband)

Formerly based in Kirkland

• Costco (moved to Issaquah)
• Hale's Ales (moved to Ballard)
• Seattle Seahawks (moved to Renton)
• Terabeam (moved to San Jose)
• Valve Corporation (moved to Bellevue)
• Bungie Studios (moved to Bellevue)
• Clearwire (moved to Bellevue)

Defunct

• Amaze Entertainment
• Cranky Pants Games
• Lake Washington Shipyard
• Lamonts
• Onyx Software (acquired by Consona Corporation)
• Teledesic
• Wall Data

Branches based in Kirkland

• IBM (FileNet)
• Google (Currently expanding to three 60,000 sq ft (5,600 m²) concrete office buildings over a common parking garage of 170,000 sq ft (16,000 m²), located in the Houghton area of Kirkland.)

• Microsoft (located in the Parkplace Center area.)