Locations
Headquartered in Indianapolis, Wessler’s main office provides a central location for our staff and serves as the hub of our wet infrastructure engineering operations for wastewater, drinking water and stormwater projects.
Growing to meet increasing demand in the Midwest, our satellite office teams in Carmel, Evansville, Fort Wayne, Northwest Indiana, and West Lafayette, Indiana along with our Bluffton and Grove City, Ohio office teams work in tandem with Indianapolis team members. Collaboration and sharing of resources ensure every project is managed and completed with the highest quality of service while clients are treated as an extension of the Wessler Family.
Indianapolis, IN (Corporate HQ)
6219 South East Street
Indianapolis, IN 46227
- (317) 788-4551
- (317) 788-4553
- Indianapolis Office Team

Evansville, IN
5401 Vogel Road, Suite 410
Evansville, IN 47715
- (812) 475-1690
- (812) 475-1691
- Evansville Office Team
Fort Wayne, IN
6606 Constitution Drive
Fort Wayne, IN 46804
- (260) 422-8279
- (260) 422-8280
- Fort Wayne Office Team
Northwest Indiana
379 East 84th Drive
Merrillville, Indiana 46410
- (219) 238-6732
- Northwest Indiana Office Team
West Lafayette, IN
1435 Win Hentschel Boulevard, Suite 105
West Lafayette, IN 47906
- (765) 709-0289
- West Lafayette Office Team
Bluffton, OH
80 State Route 103, Suite C
Bluffton, OH 45817
- (419) 358-0521
- Ohio Office Team
Grove City, OH
3148 Broadway, Unit 307
Grove City, OH 43123
- (614) 300-6586
- Grove City Ohio Office Team