Seattle also has a junior hockey league, the Thunderbirds.
It will also pick up on a hockey history in the city.
Tippett joined Seattle as an advisor after 14 seasons as an National Hockey League head coach with the Dallas Stars and Arizona Coyotes.
Seattle's new ownership group plans to have the team's venue and training facility built by the time of the 2021-2022 season.
Bettman said Arizona typically draws better against Central teams. Leiweke told reporters he expects the arena to be ready and open in March or April of 2021. Seattle is the largest market in the country without a winter pro sports franchise and has seen an influx of wealth in recent years.
There was a hint of disappointment since the date to start play was pushed back to 2021-22.
"And we are thrilled that Seattle, a city with a proud hockey history that includes being the home for the first American team ever to win the Stanley Cup, is finally joining the NHL".
NHL Commissioner Gary Bettman pointing out that a Seattle team gives the NHL a footprint in the U.S. Pacific Northwest and provides the nearby Vancouver Canucks with a natural rival. But, as news of the expansion team spread across social media, Twitter users had way more exciting and funnier names for the NHL's newest franchise.
Twenty-four of 31 votes was needed, but Bettman says the vote was unanimous.
One year later, Bettman is expected to announce on Tuesday that application has been approved by the league's board of governors. In 1917, the SeattleMetropolitans of the Pacific Coast Hockey Association became the first American team to win the Stanley Cup (back then, the victor of the PCHA played the victor of the NHL for the cup).
"You have to balance where you're at but as an organization, because of the rules, we know that we think can be competitive out of the gate", Dave Tippett, an advisor to the new Seattle team, said in an interview on Sportsnet 650. "There's an terrible lot going on between Boeing and the whole computer industry and all the rest of that stuff", NHL Players' Association executive director Don Fehr said.