LI people on the move

REAL ESTATENest Seekers International, a Manhattan-based real estate company, announced changes to its operations on Long Island.

Joseph

DeCristofaro was named executive vice president and managing partner of the new Southampton office. The Southampton resident was a sales and rental broker at Corcoran's Southampton office.

Amadeus Ehrhardt was named managing director of the Southampton office. He was manager of the Southampton office of Engel & Volkers and lives in Sag Harbor.

Barbara

Feldman was named managing director of the East Hampton office. She was associated with Engel & Volkers in East Hampton, where she also lives.

HEALTH CARE

Tyisha Torres-Rodriguez was named workers' compensation account supervisor for Magna-Care, a New York and New Jersey health plan services company, and will work from the Westbury office. She was a claims examiner at Sedgwick CMS in Melville and lives in South Huntington.