Florida

Fiserv in Brookfield, Wis., has agreed to buy the community financial services business of ACI Worldwide for $200 million in cash.

Pinnacle Financial Partners in Nashville, Tenn., has agreed to buy a bigger stake in Bankers Healthcare Group in Southwest Ranches, Fla.

TotalBank in Miami said it has promoted Jay Pelham to president, succeeding Luis de la Aguilera, who left the company in December to lead U.S. Century Bank in Doral, Fla.

Prime Meridian Holding in Tallahassee, Fla., has tapped a board member to serve as its new chief financial officer.

FIS in Jacksonville, Fla., has partnered with the Venture Center to create an incubation lab to boost innovation in financial technology.

TotalBank in Miami has returned Jorge Rossell to the position of chief executive, after Luis de la Aguilera departed to take the same position at U.S. Century Bank in Doral, Fla.

Dave Seleski founded Stonegate in 2005 and the decade since has built it into one of Florida's best-performing banks through a combination of prudent lending and opportunistic buying. Now he's got his sights set on Cuba and playing a key role in bringing that country's economy into the 21st century.

Sunshine Bancorp in Plant City, Fla., plans to raise about $12.2 million through a private placement.

U.S. Century Bank in Doral, Fla., has announced that its chief executive, Carlos Davila, will resign at the end of the year.

Achieva Credit Union in Dunedin, Fla., has received regulatory approval to buy Calusa Bank in Punta Gorda, Fla.