
Fact Sheet
Corporate Headquarters
Wessler Engineering, Inc.
6219 South East Street
Indianapolis, IN 46227
Office: (317) 788-4551
Fax: (317) 788-4553
www.wesslerengineering.com
Mission
Wessler Engineering is a professional consulting firm dedicated to providing high-quality Civil and Environmental Engineering Services to the private and public sectors in the Midwestern United States.
Disciplines
- Wastewater
- Stormwater
- Drinking Water
- Electrical
- Transportation
- Environmental Services
- Construction Services
- Field Services
Services
- Preliminary Engineering Studies and Reports
- Master Planning
- Exploratory Field Services and Testing
- Operational and Process Energy Audits
- Funding Guidance
- Land Surveying
- Design
- Environmental Services and Permitting
- Bidding Assistance
- Construction Administration and Inspection
- Wastewater Treatment Plant Operations Start-up , Training and Assistance
Company History
M. D. Wessler and Associates was founded in 1975 by Melvin D. Wessler., P.E., who retired as Chairman of the Board in 2010. In 1977, the company acquired the civil engineering firm of J. B. Wilson & Associates, Inc. After 35 successful years, the firm’s name was changed in 2010 to Wessler Engineering, Inc.
Employees
We have 59 employees.
Offices
We have offices in Indianapolis, Evansville, West Lafayette, and Fort Wayne.
Ownership
We are an employee-owned company.
Officers
Martin A. Wessler, P.E., CEO
Brent A. Siebenthal, P.E., President
Jeffrey R. Peters, P.E., Executive Vice President
Dreama A. Doolittle, P.E., Vice President
Brian S. Mundy, P.E., P.L.S., Vice President
Georgene V. Beiriger, Controller

