Lainie was in the Cameron Mackintosh/ National Theater of Great Britain production of My Fair Lady, touring 26 cities across the USA, including The Kennedy Center in Washington, DC where she played Mrs. Eynsford-Hill. She won the 2012 AUDELCO award for her choreography for Sweet Charity at New Haarlem Arts Theater in New York. Regional roles include Velma in Chicago, Phyllis in the European Tour of 42nd Street, as well as Flo Manero in Saturday Night Fever and Miss Lynch in Grease for Royal Caribbean Productions. Lainie resides in New York where she teaches theater jazz and tap at Broadway Dance Center and Steps on Broadway. She teaches master classes in musical theater dance all over the world from New Zealand to Paraguay. She just returned from being a guest entertainer onboard the Seabourn Odyssey, where she performed her headliner show with guitarist Matt Wolfe, "Legends of Guitar." They will perform their show at Avenel Performing Arts Center in Woodbridge, NJ on May 3, 2019.

Lainie holds a B.F.A. in Music Theater from Florida State University.