Worldwide automotive giant Toyota plans to move a significant portion of its U.S. headquarters from California to West Plano.
The company is negotiating to buy an office site in Legacy business park, where it would locate more than 4,000 workers.
The manufacturer has been in talks for months with property owners and developers in Plano, real estate brokers familiar with the project say.
San Francisco-based Charles Schwab is one of a number of large companies eyeing Dallas-Fort Worth for possible expansion on the heels of Toyota Motor Co.'s decision to relocate its North American headquarters to the region.
In February, the Dallas Business Journal initially wrote about Charles Schwab's decision to move a "significant number of San Francisco-based jobs" to Texas and other locations in the next three to five years.
Charles Schwab is one of a number of large companies on a list of firms eyeing North Texas, which includes Google, Caterpillar and TD Ameritrade, said John Crawford, president and CEO of Downtown Dallas Inc.