A lifelong Atlantan, Seydel is a partner in the law firm of Davis, Pickren & Seydel and is active in the firm's fast growing real estate, franchising and business transactions practices. A graduate of the University of Georgia and the Mercer University School of Law, Seydel is a director and vice-chairman of The Conservation Fund, co-founder and CEO of the Upper Chattahoochee Riverkeeper Fund, Inc. and is a member of the board of directors of the Southern Environmental Law Center and Turner Environmental Law Clinic at Emory University School of Law, as well as an Advisory Board member of the National Parks and Conservation Association. Seydel has been a season ticket-holder of the Hawks for almost 20 years. He and his wife, Laura, have three children, John, Laura Elizabeth and Vasser.