TWN Communications, supplier of commercial and residential broadband services to rural electric cooperatives, taps former FCC Commissioner Jonathan Adelstein as executive vice president-chief strategy and external affairs officer ... NCTA hires NTIA’s Russ Hanser as deputy chief legal officer ... Incompas adds DC Blox CEO Jeff Uphues to its board ... Silicon Labs taps board member Bob Conrad, also a former Texas Instruments and Analog Devices executive, as senior vice president-worldwide operations; Sandeep Kumar, who currently leads global operations, will depart Silicon Labs in 2024's second half ... New IAB hires: Cintia Gabilan, ex-Amazon and Meta, as vice president-IAB Media Center; Arlene Mu, ex-Lowe's, as assistant general counsel; and Nadine Karp McHugh, ex-Goldman Sachs, as new IAB executive in residence ... Ivanti, IT and security company, adds Proofpoint’s Alex Lei, also former Dell Technologies, as senior vice president-sales, Asia Pacific and Japan ... Streaming media company FreeCast rehires Chris Savine, ex-Netscape and AOL Time Warner, as chief operations officer and head-finance; he previously was FreeCast’s chief financial officer from 2014 to 2020 ... Involta, provider of data center and cloud infrastructure and services, hires Everstream Solutions' Dereck Wischmeyer as general counsel.