Greenwood, who was born and raised in Iowa, grew up around the family-owned grocery story in Farley and has owned his main street businesses for nearly 30 years. He has been a community leader for decades and is currently serving his third term as a Waterloo City Council At-Large member. He is a member of St. Edward Catholic Church in Waterloo where he has served on the Parish Council, finance committee, and the Waterloo Catholic Deanery Council.
Greenwood is also a national leader on health care issues serving as President of the National Community Pharmacists Association. In 2011, Greenwood received the Bowl of Hygeia from the Iowa Pharmacy Association.
Bob and his wife Chery have been married for 28 years, and they have three children: Joe and wife, Torie, Tim, and Abby. He has been involved in the Waterloo Housing Authority, Columbus High School Strategic Planning Committee, Waterloo Visiting Nurses Association, American Diabetes Association, Pheasants Forever, Jaycees, Salvation Army, Elks Club, Iowa Pharmacist’s Association, and Creighton University Pharmacy School Advisory Committee.