Our Staff

Susan Trautman
Chief Executive Officer
Susan, our fearless leader, has literally been building parks since childhood. Her credentials and past positions are plentiful, she is active with MPRA and NRPA, and she makes a mean homemade salad dressing.
Ext. 101
Email Susan
Mike Sorth
Chief Operating Officer
Mike's corporate and nonprofit experience are an asset to the team. He knows how to balance a budget and set strategy, lending his expertise throughout the lifecycle of the greenways. Mike’s home greenway for family bike rides is River des Peres.
Ext. 116
Email Mike
Todd Antoine
Vice President of Planning & Projects
Todd has been instrumental to the organization since the very early years. He loves the Whitaker Concert Series at the Missouri Botanical Garden and anything with blueberries.
Ext. 103
Email Todd
Emma KIues
Vice President of Communications & Outreach
Emma's background with nonprofit organizations, a summer camp and a marketing agency help her to lead Team Promote, communicating updates and encouraging people to live life outside. She's a big fan of riding her bike, volunteering and eating her way around St. Louis!
Ext. 119
Email Emma
Beth Behrns
Finance and Administration Manager
Beth takes care of the day-to-day activities of finance and administration. She is meticulous in her bookkeeping, but a pushover when it comes to her three beloved dogs! They all enjoy walks along the Gravois Greenway.
Ext. 105
Email Beth
Barbara Bernthal
Executive Assistant
Barb keeps us all on track. She is the caffeine fiend and calendar queen. Her skills are many - from working a helium tank to baking delicious treats.
Ext. 118
Email Barb
Lonny Boring
Senior Project Manager
Lonny manages the CityArchRiver project, renovating the Gateway Arch grounds and reconnecting them to downtown and the mighty Mississippi. We love when his adorable pup makes an appearance at events!
Ext. 106
Email Lonny
Ben Grossman
Director of Greenway Operations
Ben takes care of the greenways, putting his know-how and team to work to ensure an excellent experience throughout the district. He also brews beer and excels at humming or whistling a catchy tune around the office.
Ext. 120
Email Ben
Angelica Gutierrez
Project Manager
Angelica builds greenways and oversees the Gateway Bike Plan. As an industrial engineer, she juggles tasks with the greatest of ease. She also plays a mean game of ping pong! On the weekends, you'll find her living life outside with her husband and two daughters.
Ext. 107
Email Angelica
Anne Milford
Communications Coordinator
Anne writes it all down, assisting with PR and storytelling, social media and anything else we need! She loves spending time with her family, spoiling her dogs and frequenting the Gravois Greenway (Grant's Trail).
Ext. 117
Email Anne
Patrick Owens
Senior Project Manager
Pat's built lots of greenways and also heads a few internal efforts here, using his experience to better us all. He loves to mountain bike and spend time with his family.
Ext. 102
Email Patrick
Megan Riechmann
Project Manager
Megan builds greenways with biology in mind and is also our resident GIS expert. She loves making a big deal out of birthdays!
Ext. 109
Email Megan
Tom Schweiss
Greenway Operations Supervisor
Tom helps take care of the greenways. He’s never without a smile and his hidden talent is lawnmower ballet. He and his wife and kiddo are happiest when they are spending time outside.
Ext. 125
Email Tom
Elizabeth Simons
Community Program Manager
Elizabeth engages the community with programs and events. She's done it all around here and always with a smile! She's a world traveler who loves riding her bike.
Ext. 104
Email Elizabeth
Seth Treptow
Communications Manager
Seth is a communications jack of all trades with a penchant for analytics and a passion for graphic design. He is a serial hobbyist whose varied interests include brewing beer and making the occasional bizarre short film.
Ext. 110
Email Seth
Mark Vogl
Project Manager, Planning
Mark builds greenways and helps lead our strategic planning efforts. He spearheads our infamous Dip Days and is the king of timesheets, a unique combo in the local government world.
Ext. 112
Email Mark
Angie Weber
Conservation Program Manager
Angie helps us conserve natural resources, whether it's planning for habitat or coordinating a volunteer work day with partners. She's on the quest to hunt duck and has a bird nest collection.
Ext. 124
Email Angie
Sheryll Williams
Outreach & Visitor's Center Coordinator
Sheryll spreads the word about Great Rivers Greenway. She's a pro at using public transit and a bicycle to get around - you've probably seen her at events or out on the greenways!
Ext. 111
Email Sheryll