Booth #: 511 Presentations: "MS4 Program Updates and Compliance Requirements for BMPs" Presented by ARRO Executive Vice President & Director of Technical Services, Mark D. Harman, P.G., MS4-SCP Attending Personnel: Carolyn Giardini - Vice President & Director of Communications Mark Harman, P.G. - Executive Vice President & Director of Technical Services Casey LaLonde - Assistant […]