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At Intrinsic Landscaping,

the Earth is our business!



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Kurt Horvath


Kurt Horvath has been a leader in roof garden design and implementation in the Midwest since taking the company in this direction in 1998. Realizing that Intrinsic's environmental mission aligned with more environmentally sensitive building practices, Kurt created a division of the company to service this developing field. Kurt has worked and consulted on projects around the country and is the inspirational spirit behind our success and the driving creative force of Intrinsic Landscaping.

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Kevin Crist


Kevin Crist has been a critical part of the Intrinsic team since 2008 and serves as Director of Construction. He holds a B.S. of Crop and Soil Sciences: Advanced Study from Michigan State University, where he first studied green roof technologies two decades ago. He was fortunate to work directly with German experts to launch his career concurrent with the emergence of modern green roofs in the US. Crist manages Intrinsic’s estimating department, project manages his own portfolio, provides green roof consultation, and evaluates green roof system detailing. He was an editor for Green Roofs for Healthy Cities 401: Green Roof Plants and Growing Media and serves on the GRHC Advanced Maintenance Committee. Crist launched an original curriculum and taught a special topics green roof course at the College of DuPage.


Kevin has been involved in green roof project management since 2006 and has worked all across the country on projects ranging in size from small residences to multi-acre commercial structures, including hundreds of projects for Intrinsic.

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Brian Barry


Brian joined the Intrinsic team in April 2011 and serves as Business Development Manager and Lead Designer. He holds a Bachelor of Science in Ornamental Horticulture from the University of Illinois – Champaign/Urbana and is a LEED AP. Brian has over twenty years of experience in the green industry in both the contracting and design realms. He works closely with architects, landscape architects, general contractors, developers, and building owners on some of our more complicated amenity deck projects. Brian has been involved in multiple award winning projects throughout North America and he focuses on practical solutions to deliver challenging projects on budget and on schedule.

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Tommy Hileman


Tommy has served multiple important roles for Intrinsic Landscaping since he joined the team in 2012 and is currently Intrinsic’s Executive Project Manager.  He holds a Bachelor of Science in Horticulture from The Ohio State University and is certified Green Roof Professional.  While at OSU Tommy's primary focus was sustainable architecture and the integration of landscape elements to bring greater efficiencies to our growing cities.   Tommy, along with several other students at The Ohio State University, developed a team with the goal of installing the first living roof system at The Ohio State University. The Howlett Hall living roof was installed shortly after Tommy had graduated and relocated to Chicago, Illinois to further pursue his career with Intrinsic. 


Throughout his career, Tommy has had the fortunate opportunity to work with numerous professionals: Engineers, Landscape Architects, Architects, developers and general contractors. Having always demonstrated a steadfast commitment to installing and maintaining sustainable landscape systems throughout the midwest Tommy has developed skills in contract negotiation, material procurement and delivery, installation, ongoing maintenance and subcontractor management. Tommy has played a role in over 400 successful living roof, living wall, permeable hardscape and many other sustainable landscape projects.

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Andy Dreyer


Andy grew up in Lake Zurich, IL where he started working for Offbeat music store while attending Lake Zurich High School. In college he dabbled in music performance, writing and production and also fashion design before deciding to pursue a business degree. He received his bachelor’s degree in general business administration in December 2009 from Northeastern Illinois University while general manager of Offbeat. He assumed the role of the music store’s accountant and decided to pursue that specific area of business as a career. After taking a few accounting-specific classes in pursuit of a graduate degree he took a job with an accounting firm (now known as Kaizen CPAs) working primarily in the areas of financial statement compilation, QuickBooks assistance and income tax preparation. One of the clients assigned to Andy was a progressive and admirable family business; Intrinsic Landscaping. Andy built a rapport with the Intrinsic team and learned that his experience might be a good fit for Intrinsic. Andy has been with Intrinsic Landscaping since October 2017.

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Ellen Kulik


Ellen Kulik joined the Intrinsic team as a Project Engineer back in 2019. She is helpful with estimating green roofs, at-grade landscapes, and hardscape construction projects. She graduated with a bachelor's degree in Environmental Studies and a minor in Water Resources from Montana State University in Bozeman, MT. Ellen is passionate about environmental issues and loves spending time outdoors. 

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Jack Horvath


Jack Horvath joined the Intrinsic team in August of 2021 and serves as a Project Engineer. He holds a B.S. in Horticulture from Michigan State University, where he first began his exposure to the landscape construction side of the industry. Jack brings a prideful work ethic that is committed to make sure everything is done flawlessly on any job. He considers his favorite Intrinsic project to be the green roof located on The Crystal Clinic Orthopedic Center in Fairlawn, Ohio. If Jack isn’t working at Intrinsic, he spends his time fishing or making hip-hop beats.

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John Finnerty


John joined Intrinsic in 2019 and has 30 years of experience in the Landscape industry. John specializes in property maintenance however he has worked in all aspects of the landscaping industry Design, Construction, Tree &Turf care, Pest management etc. throughout the eastern United States including many of private estates as well as healthcare and commercial projects.


Mark McGinnis


Since graduating from Iowa State University in Landscape Architecture (1986), Mark enjoys creating & constructing “cool places for families and friends to hangout” in Northern Illinois. His design philosophy is to Keep It Simple, maintain the focus on the home/terrace and views, with native plant materials emphasizing seasonal color.



Coming Soon

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