George and Cindy Grinenko of Lansdale announce the engagement of their daughter, Ra-chel Lynn Grinenko to Michael David Blum, son of Peggy Mora of San Diego, and Dr. Richard and Karen Blum of Kingston, Pa.

    Mike is a graduate of the University of Pittsburgh, where he earned a Bachelor of Arts degree in religious studies. He also holds a master's degree in Jewish communal service from Gratz College. Mike is the program director at the University of Delaware Hillel.

    Rachel earned a Bachelor of Arts degree in media and communication from Muhlenberg College. She works for the Jewish Federation of Delaware and Kesher Israel Congregation in West Chester.

    Rachel and Mike met while working at Ramah Day Camp in Elkins Park in 2005, where she was a counselor and he was the sports director.

    Rachel is the granddaughter of the late Morris and Ruth Adlersberg, and the late Jurij and Irene Grinenko. Michael is the grandson of the late Victor Mora and Joy Benz, and the late Marvin Blum and June Blum Golubock.

    Sharing in the couple's joy are Rachel's brother, Joseph; and Michael's sister Melissa; brother-in-law Ihab; nephew Aden;, and stepgrandfather Harold Golubock.

    The couple, who lives in Wilmington, Del., is planning a 2011 wedding.