Landmark Environmental Associates, Inc.
119 First Capitol Dr.
St. Charles, MO 63301

Office Hours: 
Mon - Fri 8am - 5pm

Phone: (636) 443 - 0008
Fax: (636) 916 - 3717

Chris Neustadt, RG
Founder

​Chris Macdonald, RG
President/Senior Geologist
chris.macdonald@landmarkea.com

​Jennifer Macdonald
​Project Geologist/Administrator