About Us Ross is president of Garden Square Landscaping Inc. and Contractor Education Network. He and his team have been installing interlocking paving stones and segmental retaining walls since 1987. He has been ICPI certified for twenty years and a certified instructor for twelve years. Ross is president of Garden Square Landscaping Inc. anad Contractor Education Network. He and his team have been installing interlocking paving stones and segmental retaining walls since 1987. He has been ICPI certified for twenty years and a certified instructor for twelve years. Ross is president of Garden Square Landscaping Inc. and has been installing interlocking paving stones since 1987.He.has been ICPI certified for twenty years and a certified instructor for twelve years. Ross co-authored the Advanced Residential Paver Technician curriculum. Ross has served on the ICPI’s Construction, Marketing, and Education subcommittees. As Chair of The Advanced Level Education course we successfully implemented the Level II commercial Course. In addition to the CPI, ARPT, PICP, Hands-on Courses, and participating at the School of Advanced Segmental Paving, he has taught Certification classes from California to New Jersey. He lives and works in Kennett Square, Pennsylvania and has 2 children.