Leadership

Matt Rader

President

Matt Rader leads the Pennsylvania Horticultural Society into an exciting future as its 37th president. Matt grew up in Mercersburg, a small town in south central Pennsylvania, where he attended Mercersburg Academy, and was a frequent visitor to the Philadelphia Flower Show. He earned his BA in architectural history, which remains a personal passion, from the University of Virginia in 2001, and completed his MBA at the Wharton School, University of Pennsylvania, with honors in 2011. Rader adopted Philadelphia as his home soon after college.

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Margaret McCarvill

Interim Executive Director

Margaret serves as the Interim Executive Director of the Pennsylvania Horticultural Society. She is a member of the PHS Board and the PHS Finance and Administration Committee. She has taken active roles in community gardening and land preservation efforts, and has been President of the Neighborhood Gardens Trust (NGT), Philadelphia’s largest land trust, since 2013.

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Jenny Rose Carey

Director of PHS Meadowbrook Farm

Jenny Rose Carey is the Director of PHS Meadowbrook Farm. A renowned horticultural educator, historian and author, Jenny oversees the beautiful estate and garden center operated by PHS in Abington Township.

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Dean Dortone

Chief Financial Officer

Dean Dortone is the Chief Financial Officer of PHS. Dean managed the finances of Lower Merion Township for 10 years before joining PHS in December 2014.

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Sam Lemheney

Chief of Shows & Events

Sam directs the planning and creation of the major events produced by PHS including the PHS Philadelphia Flower Show, the largest flower show in the U.S. Sam is a judge for flower shows in Singapore, Japan and South Korea, and has judged the floats at the Tournament of Roses Parade in Pasadena, Calif. He is an active member of the International Festivals and Events Association.

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Julianne Schrader Ortega

Chief of Programs

Julianne is PHS Chief of Programs, where she advances the organization’s key initiatives with a focus on successful implementation, collaboration within the organization, and management of partnerships vital to PHS. Julianne joined PHS in 2014 as Director of Gardening Programs.

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Lisa Stephano

Chief Marketing Officer

Under Lisa’s leadership, the marketing team consists of brand communications, creative services, social media, websites, advertising, ticket sales and promotions that attract revenues, attendees and new members to PHS.

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