Ruais was born on August 28, 1985, in
Salem, New Hampshire. In 2008, Ruais was part of then-incumbent
Senator John Edward Sununu's
2008 reelection campaign team, where Sununu lost to
Democratic challenger
Jeanne Shaheen. He later worked as a legislative assistant for former
Congressman Frank Guinta from 2011 to 2013. After Guinta lost his congressional seat to the preceding
Democratic seatholder,
Carol Shea-Porter, in the 2012 reelection race, Guinta appointed Ruais as his campaign manager for the 2014 House race, Ruais has served as a lobbyist for the
Transportation Intermediaries Association since 2013. Ruais is a parishioner at
Ste. Marie Church on the
West Side of Manchester, as well as a member of the
Knights of Columbus Council No. 5163. Ruais has worked in the nonprofit sector, including for
Catholic Charities of New Hampshire. In November 2019, he was a speaker on behalf of the Addiction Policy Forum at an
FDA public meeting on the
opioid crisis. ==Personal life==