John Warren is a Vice President with JLL specializing in office leasing. John focuses on both agency and tenant representation with extensive experience in the Downtown sector where he has completed numerous office and retail transactions.
John has successfully represented a range of local and national clients. A few of the national clients he has represented include Ball Aerospace, Bank of America, and Stewart Title.
A St. Louis native, John has over 10 years of experience as a licensed commercial realtor with a deep and passionate background in the St. Louis market. Prior to joining JLL, he worked for CBRE where he specialized in a full range of commercial real estate services including office, retail, industrial and investment brokerage. During his time there, John gained extensive transaction experience and successfully represented clients in a broad range of deals. Previously, John also worked for the Speaker of Missouri House, Catherine Hanaway, and for Amy and Amrit Gill, owners of the development company Restoration St. Louis.
John is a graduate of the College of Charleston where he received a Bachelor of Arts in Urban Planning.
John's affiliations include the National Association of Realtors (NAR), Missouri Association of Realtors (MAR), St. Louis Association of Realtors (SLAR) and Urban Land Institute (ULI). He also serves on the Young Friends of St. Lukes Executive Board, Mayor Francis Slays Vanguard Committee and the Arch Grants Development Committee. Previously, he served on the SLAR Commercial Division Board of Directors in 2009 and 2010.