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Our Sales Team

Garrett Sisak

Correctional Account Executive

Garrett Sisak joined the Diamond team in late 2017 as a Correctional Account Executive. He has over five years of combined healthcare client services and business development experience. Garrett leads the account expansion of Diamond Pharmacy in Arizona, Colorado, Florida, Maryland, Nevada, New Mexico, Tennessee, and Texas. Reach him by phone at 724.840.4993 or by email,

Laura Edwards

Correctional Account Executive

Laura Edwards, a 2017 graduate of Indiana University of Pennsylvania, joined the Correctional Sales Team in December of 2017. Prior to working in sales, she served as both an intern and a full-time marketing specialist within Diamond’s marketing department. Laura oversees accounts in Alabama,  Arkansas,  California, Georgia, Idaho, Louisiana, Mississippi, Montana, North Carolina, Oklahoma, Oregon, South Carolina, Washington, and Wyoming.  Contact her by phone at 724.422.2055, or by email


Jeff Shoemaker

Correctional Account Executive

A veteran of both the Army and National Guard,  Jeff has more than 20 years of overall sales experience, plus six years experience as a corrections officer. He is responsible for all correctional accounts in Illinois, Indiana, Iowa, Kansas, Kentucky, Massachusetts, Michigan, Minnesota, Missouri, Nebraska, New Hampshire, New York, North Dakota, Ohio, Pennsylvania, South Dakota, West Virginia, and Wisconsin. Jeff’s experience as a corrections officer allows him to directly relate with clients and better understand their needs. Contact Jeff by calling 724.762.5134 or email