Ginkgo Adventures

Ambre Tiggs - Ginkgo AdventuresAmbre Tiggs (Owner and Trip Coordinator of Ginkgo Adventures)
Ambre founded Ginkgo Adventures in 2006. Her formal education is a B.A. English/Art from Maryville University but her passion is the outdoors.  In addition to running Ginkgo Adventures she is also an adjunct instructor at Meramec, Wildwood and St. Charles Community College teaching Backpacking/Hiking and Camping/Floating.  Ambre is a Wilderness EMT and American Red Cross instructor in CPR, Standard First Aid and Wilderness First Aid. She is certified in Outdoor Emergency Care and is President of the Missouri Whitewater Association.  She backpacks, rock climbs, canoes, kayaks (whitewater, sea, and flat water), mountain bikes, and snowboards/skis. Dennis Maddock - Ginkgo Adventures

Dennis Maddock (Assistant Trip Coordinator)
Dennis has been backpacking for 16 years, canoeing and camping for 27 years, and mountain biking for 12 years. He also enjoys rock climbing, mountaineering, and kayaking (whitewater and flat water). He is an Environmental Engineer (environmental regulatory compliance) for a local company and is an assistant trip coordinator for Ginkgo Adventures during overnight canoe, camping, rock climbing, and backpacking trips.




Jim Schulman - Ginkgo AdventuresJim Schulman (Assistant Trip Coordinator)
Jim is currently a student at Webster University working on getting his Masters in Marketing and Advertising Communications. He is also an assistant trip coordinator for overnight canoe and backpacking trips. He spent a year working and skiing in Winter Park, Colorado. Jim spent 5 summers in the Boundary Waters guiding canoe trips. Jim also loves to mountain bike and coach hockey.



Ed Fehlig - Ginkgo AdventuresEd Fehlig (Assistant Trip Coordinator)
Ed grew up in the mid west has always been getting outdoors; camping, hiking, canoeing and horseback riding. He enjoys mountain biking, road biking, rock climbing, whitewater kayaking, and skiing. He has been rock climbing since 2001 and has climbed all over the United States (green belt in Austin, Enchanted Rock, Hueco Tanks, Mount Lemon in Tucson, Gunks in New York, Eldorado canyon, Clear Creek Canyon). He has also rock climbed internationally in Spain (Montserrat) and France (Caune de Minerve). Ed is an assistant coordinator for Ginkgo Adventures overnight rock climbing trips.

John Wall - Ginkgo AdventuresJohn Wall (Trip Coordinator)
John is a licensed Airline Transport Pilot, Flight Instructor, Sport Parachuting Instructor, and BASE Jumper. He has been a pilot and airborne videographer for several cutting edge experiments and aerial stunt attempts. John has logged over 2,500 sport parachute jumps and 6,000 hours of flight time. John is also an avid skier and mountaineer and has organized and led numerous climbs in Europe, Alaska, and Latin America. He is a member of the National Ski Patrol, a member of the Explorers Club, a Wilderness EMT, a whitewater kayaker and is very active in teaching Wilderness Medicine and Mountain Rescue techniques for the Alaska Mountain Rescue Company. John currently is a lawyer at a St. Louis law firm.


Shawn Williams (Trip Coordinator)
Shawn was born in Colorado, grew up in Minnesota and has lived in St. Louis on and off since 1981. He's been active in the outdoors his entire life. He enjoys backpacking, camping, downhill skiing, canoeing, kayaking, rock climbing and rapelling, swimming, cycling and hiking. His real passion is caving. He's spent hundreds of hours underground exploring, mapping, doing bio-inventories, assisting with cave-gating, photography, dye-tracing projects and guiding trips. He has been caving in Missouri, Illinois, Arkansas, Oklahoma, Kentucky and Wyoming.

CaseyCasey Brennan (Assistant Trip Coordinator)
Casey is a high school science teacher in Jackson, Missouri and is also working on her master’s degree in biology at Southeast Missouri State University. She grew up in the Missouri outdoors; camping, canoeing, backpacking, fishing, and hunting with her parents. Casey spent 4 years working for the Boys Scouts in Southwest Virginia at a high adventure camp where she would take kids rock climbing, caving, and whitewater canoeing. She would also lead the scouts through low and high rope C.O.P.E. courses where the scouts worked on communication, teamwork, and leadership skills. Casey is also involved with the Ozark Trail Association as a crew leader; taking groups of people out on the Ozark Trail to build new trail and repair old trail. In her free time, she still enjoys Missouri’s rivers, streams, and forests but loves to travel to places that allow her to whitewater raft, rock climb, camp, hike, and practice her newest hobby of whitewater kayaking.

Kha HuynhKha Huynh (Intern)
Kha was born in Vietnam in 1989 and lived there for the first 9 years before relocating to St. Louis. He is currently pursuing a degree in Recreation Leadership at Lindenwood University in Missouri. He received his Wilderness-EMT certification from the Wilderness Medicine Institute of NOLS. Kha's love for the outdoors is rooted in the highly influential people that made a difference in his life by showing him the outdoors, and by the Boy Scouts where he received his Eagle Scout Award. He also loves educating about the outdoors and conservation to youth as a program facilitator and assist lead for adventure programs with local camps. His passion for the wholesome outdoor recreation for all leads him to explore many alternatives and seek many skills from the summit to the sea. Camping, hiking, trail running, canoeing, rafting, climbing are among the list that will continue to grow as Kha pushes on. He will always remember to laugh and smile while constantly learning, educating, making memories and taking pictures along the way.


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