Below are reference letters from engineers I worked for during my training to become a licensed professional. I have a great deal of respect for these engineers and their firms.

Bambarger's Letter

Rauch's Letter

An excerpt from Mr. Bambarger's induction to The Alabama Engineering Hall of Fame:

James C. Bambarger has demonstrated consistent leadership in the development of Alabama’s engineering consulting industry since he graduated from The University of Alabama with a bachelor’s degree in civil engineering in 1970. After graduation, Bambarger began working with TTL Inc., a diverse environmental consulting firm. He served as project engineer, project manager, geotechnical engineer and geotechnical consultant before becoming chief executive officer of TTL.

In 2007, Bambarger was honored as UA’s College of Engineering Outstanding Alumni Volunteer. He was recognized as a UA Distinguished Engineering Fellow in 2002. Bambarger is a recipient of the UA Keith-Woodman Award and the West Alabama Chamber of Commerce Small Business Person of the Year Award.

Mr. David Rauch's background information:

David J. Rauch has served as an engineer for the Federal Emergency Management Agency, the Mobile District Corps of Engineers, and the Alabama Department of Transportation. Mr. Rauch is currently the President/Principal-In-Charge of HMR.

More information about HMR and TTL can be found on their websites: