![]() Letterle views its relationship with clients as a long-term partnership founded upon superior services, technical excellence, breakthrough thinking and an in-depth knowledge of their businesses. We commit to treating each and every client as the most important client we have and continually explore ways to enhance the value of our services.
October 1, 2011
Letterle Merges with Chambers Environmental Group, Inc. Click here to read more. September 19, 2011 Letterle was recently awarded a contract to work at a SUPERFUND project in West Virginia. Our field and office staff are hard at work. September 19, 2011 Letterle proudly participated in the PIOGA trade show along with 325 other participants on August 30 and 31 in Monroeville PA. The full scale Oil & Gas trade show is the largest in the eastern half of the U.S.A. Engineers at Letterle conducted a pilot study to determine the feasibility of oxygen injection and the use of bioremediation at a petroleum release site in western Pennsylvania. To learn more about bioremediation and the R&D study, CLICK HERE. Follow the story of how managers at Letterle oversee the installation of a monitoring well that is a single well then a deep well and finally a nested well by CLICKING HERE. After a well is installed, Letterle experts explain how to properly develop the well in this presentation. CLICK HERE to read more.
Main Office
2859 Oxford Boulevard Allison Park, PA 15101 Phone: 412-486-0600 Fax: 412-486-0674 Email: tjennewine@letterleassociates.com
Franklin Office
191 Howard Street, Suite 108 Franklin, PA 16323 Phone: 814-432-2167 Fax: 814-432-2632 Email: tkier@letterleassociates.com
Bellefonte Office
629 East Rolling Ridge Drive Bellefonte, PA 16823 Phone: (814) 355-2241 Fax: (814) 355-2410 Email: streschow@letterleassociates.com |

