The kennel was popular with celebrities. Lindsay Lohan and Denise Richards are some of the stars who have kept their pets at the kennel.
LA Dogworks bills itself on its Web site as "Los Angeles' first exclusive dog Mecca," where a state-of-the-art, 10,000-square-foot retreat offers day-care in an indoor dog park, overnight boarding, grooming, dental hygiene, and "fetchmobile car service" for pet pickups.
An investigation was under way to determine the cause of the fire.