Tesla’s previous CTO was JB Straubel, from May 2005 to July 2019

Asked:

“who was the previous cto of tesla”

Eight source rows across four hosts — Tesla Investor Relations, CNBC, GoAuto and RTTNews — identify Jeffrey Brian (“J. B.”) Straubel as Tesla’s chief technology officer from May 2005 through July 2019. On leaving the executive role in July 2019 he became a senior advisor to Tesla; he later led battery-recycler Redwood Materials as CEO, and in April 2023 Tesla nominated him to its board of directors.

Tesla Investor Relations states Straubel served as CTO from May 2005 through July 2019 — a fourteen-year tenure. ir.tesla.com

In July 2019 Tesla announced its CTO and co-founder was moving to an advisory role. cnbc.com

The transition landed alongside a brutal earnings report; Tesla shares suffered their worst day of 2019. cnbc.com

By 2023 Straubel was CEO of e-waste recycler Redwood Materials, and Tesla nominated him to its board of directors. cnbc.com

Sources

Source	What it supports	Link

Method: 8 source rows on one person from a single result set, spanning Tesla Investor Relations and independent reporting on four hosts (ir.tesla.com, cnbc.com, goauto.com.au, rttnews.com). Tenure means the stated period of service as Tesla CTO (May 2005 – July 2019); post-CTO roles are as described by each source. Nothing was cut.

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