Waymo collected another huge chunk of change from investors. The company that it secured an “oversubscribed investment round” of $5.6 billion, the largest of which came from Google parent Alphabet.

The company is working with Uber to expand to by the start of next year. Waymo says it plans to use this latest infusion of capital for expansions. This latest round brings Waymo’s total fundraising to $11.1 billion, with the $5.5 billion raised in the previous two rounds in And .

Waymo currently operates in San Francisco, Los Angeles and Phoenix with curbside transportation service to Sky Harbor International Airport through its Waymo One ride system for businesses. The company announced that it has also begun offering “fully autonomous highway operations in Phoenix and San Francisco.”

The new funding will also help Waymo advance its Waymo One system, an adaptable autonomous driving system for different businesses. Waymo wrote on its blog that it plans to “support a variety of business applications over time” through Waymo One.

Pony alphabet in July, in what Alphabet CFO Ruth Porat called a “multi-year investment.” The driverless vehicle fleet recorded a total of in July, overtaking companies like Uber, which four years ago before partnering with Waymo.