The No. 2 exec at OpenAI also led Instacart through its IPO in 2023.
At Mayfield, Singh will focus on semiconductor, cybersecurity, and physical AI investments.
The company announced a new slate of executive hires meant to help turn things around, as Gravity SUV sales are not taking off as expected.
Uber is promoting Balaji Krishnamurthy, its VP of strategic finance and investor relations, to be its CFO, replacing its current finance chief Prashanth Mahendra-Rajah.
PayPal is appointing CFO and COO Jamie Miller as interim CEO until March 1.