Western Technology Investment (WTI) is a venture debt firm based in Portola Valley, California, with a 40-year history of providing senior secured financing to early-stage and emerging life sciences and technology companies. Since its founding in 1980, WTI has deployed $7.8 billion in loan commitments across more than 1,400 venture-backed companies.

In October 2022, P10, a private markets solutions provider, completed the acquisition of WTI, enhancing P10’s differentiated investment solutions.