Image courtesy of ImmPACT Bio

LA Tech ‘Moves’: ImmPACT Bio and Game Play Network Hire New CTOs

“Moves”, our roundup of job changes in L.A. tech, is presented by Interchange.LA, dot.LA's recruiting and career platform connecting Southern California's most exciting companies with top tech talent. Create a free Interchange.LA profile here—and if you're looking for ways to supercharge your recruiting efforts, find out more about Interchange.LA's white-glove recruiting service by emailing Sharmineh O’Farrill Lewis ( Please send job changes and personnel moves to


ImmPACT Bio, a clinical-stage company dedicated to the discovery of transformative chimeric antigen receptor (CAR) T-cell therapies for cancer patients, named Sylvain Roy as chief technology officer. Roy previously served as vice president of manufacturing operations at ImmunityBio.

Game Play Network, a gaming company with a patented software and technology platform which enables real money wagers on live horse races and casino-style games, appointed Ian Smith as chief technology officer. Prior to this role, Smith served as CTO at Rank Interactive.

Former co-president and chief creative officer at Wieden+Kennedy, Colleen DeCourcy joined social media giant Snap as chief creative officer.

Influencer management agency TalentX Entertainment welcomed Kimberly Duman and Vanessa DelMuro as managing directors. Duman previously served as senior director of talent campaigns at StyleHaul, where DelMuro was SVP of global talent.

SEO agencyGR0 hired Paul Teddy as the new SEO director. Teddy previously worked at Wpromote, a digital marketing agency, as the senior director of SEO.

Media Guarantors, a company that brings filmmakers solutions to support their creative visions, welcomed Marina Lejsek as SVP legal and business affairs. Lejsek worked at Film Finances for the past decade, and was hired by current vice president Kamala Harris to work under her at the San Francisco District Attorney’s office..

Video game developer Riot Games, promoted former product lead Jake Perlman-Garr to global head of corporate development.

Hadi Tabbaa joined multi-stage global investment firm B Capital as partner and global head of investor relations. Prior to this role Tabbaa served as marketing and investor relations at Coatue Management.

D.A. Davidson Companies, a financial services firm hired Adam Waite as managing director to cover the blockchain and digital assets ecosystem. Waite previously served as director at Piper Sandler.

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