Semrush + Datos: A Bigger, Smarter Data Engine for Enterprise Marketers
Integration strengthens Semrush’s enterprise offering with richer market intelligence
October 17, 2025
Semrush (NYSE: SEMR), a leading online visibility management SaaS platform, today announced the appointment of David Mason as General Counsel and Secretary. With more than 20 years of experience as an accomplished entrepreneurial and legal executive, Mason will oversee the company’s global legal operations and offer strategic legal and business growth support.
“This appointment comes at an exciting time for Semrush as we continue to execute on our exponential growth trajectory,” said Oleg Shchegolev, CEO of Semrush. “David’s unique expertise will bring a fresh perspective to our business strategy, and we are proud to add such a talented leader with a proven track record to support our management and operational teams.”
Prior to joining Semrush, Mason served as General Counsel of EverQuote (NASDAQ: EVER), a leading online insurance marketplace, where he oversaw all company legal matters, managed cross-functional transactional teams, and advised its Board on shareholder and corporate governance matters. He also played an instrumental role in providing legal guidance on SEC and public company matters as well as commercial and M&A transactions.
Mason previously served as Deputy General Counsel at KAYAK where he oversaw legal matters related to corporate governance, commercial transactions, international expansion, marketing content, and human resources. He also represented KAYAK in its $1.8 billion acquisition by Booking Holdings (NASDAQ: BKNG) and managed KAYAK’s initial public offering.
“It is impressive that Semrush continues to grow and rapidly gain share in such a large and expanding market,” said Mason. “Having extensive experience working with successful public companies in similar positions, I look forward to joining the Semrush team to further advance the business and maximize future opportunities as the company evolves.”
“This appointment comes at an exciting time for Semrush as we continue to execute on our exponential growth trajectory,” said Oleg Shchegolev, CEO of Semrush. “David’s unique expertise will bring a fresh perspective to our business strategy, and we are proud to add such a talented leader with a proven track record to support our management and operational teams.”
Prior to joining Semrush, Mason served as General Counsel of EverQuote (NASDAQ: EVER), a leading online insurance marketplace, where he oversaw all company legal matters, managed cross-functional transactional teams, and advised its Board on shareholder and corporate governance matters. He also played an instrumental role in providing legal guidance on SEC and public company matters as well as commercial and M&A transactions.
Mason previously served as Deputy General Counsel at KAYAK where he oversaw legal matters related to corporate governance, commercial transactions, international expansion, marketing content, and human resources. He also represented KAYAK in its $1.8 billion acquisition by Booking Holdings (NASDAQ: BKNG) and managed KAYAK’s initial public offering.
“It is impressive that Semrush continues to grow and rapidly gain share in such a large and expanding market,” said Mason. “Having extensive experience working with successful public companies in similar positions, I look forward to joining the Semrush team to further advance the business and maximize future opportunities as the company evolves.”