| SJL – Main Office 909 South Main Street Mansfield, Ohio 44907 Phone: 419-756-7302 Fax: 419-756-0867 |
 SJL Mansfield Office |
| SJL – Branch Office 3477 Commerce Parkway Suite C Wooster, Ohio 44691 Phone: 330-345-6377 Fax: 330-345-6725 |
 SJL Wooster Office |
| Name | Title | |
| Jeffrey S. Kennedy, P.E. | President & Mansfield Office Manager | jkennedy@sjl-inc.com |
| Keith A. Amstutz, P.E. | Vice President | Treasurer | kamstutz@sjl-inc.com |
| Mark E. Purdy, P.S. | Vice President | Secretary | mpurdy@sjl-inc.com |
| John “Andy” Long, P.E., P.S. | Vice President & Wooster Office Manager | jlong@sjl-inc.com |