Extenet names Scott Pomykalski, ex-Nokia, chief revenue officer ... Hogan Lovells adds Karl Racine, former D.C. attorney general, as litigation partner … FTC Office of Policy Planning Director Elizabeth Wilkins becomes agency’s acting chief of staff; Jen Howard, former chief of staff, joins Transportation Department as chief compliance officer … Hallmark Media announces Stefanie Nimick, ex-Starz, as senior vice president-portfolio content distribution and platform marketing … Splunk hires Ozone Networks’ Brian Roberts, also former Lyft, Walmart and Microsoft, as chief financial officer ... Booz Allen adds Vonage President-CEO Rory Read to its board ... Mobile games platform Skillz appoints The Influential Network CFO Alex Mandel to its board, replacing Vanna Mehta-Krantz ... Mobility venture capital firm Automotive Ventures adds former Cox Automotive executive Paul Whitworth as an adviser ... CrowdStrike names former Chief Marketing Officer Johanna Flower to its board.