Mark J. Snyder

Mark J. Snyder, founder of Mark J. Snyder Financial Services, Inc. in Medford, is conducting an online fundraising campaign for the Stony Brook Long Island Children’s Hospital. For every “like” on the Facebook page of this investment advising firm, he will donate $10 to the medical facility—up to $10,000. Snyder and his wife Gloria are longtime supporters of the Stony Brook University Medical Center. markjsnyder.com.