SAN FRANCISCO--(BUSINESS WIRE)--Nextdoor Holdings, Inc. (NYSE: NXDR), the essential neighborhood network, today announced the promotion of Tony Castellanos to Executive Vice President, People. Castellanos will lead Nextdoor's People organization — including talent acquisition, compensation, HR business partnering, and benefits — as the company deepens its investment in AI-enabled People operations and continues to scale its workforce strategy. Castellanos has risen through the ranks at Nextdoor.