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Chip Crumbley

Position: Account Manager
Interests: Building military models, collecting WWII memorabilia and art.


Chip was born in Griffin, Georgia and grew up in Jacksonville, NC. He has 20 years experience in turf care, 15 years in seasonal color installation and maintenance plus 10 years in mowing maintenance. Chip is also a licensed pesticide applicator.  Chip started working at HighGrove in April 2013.

Hilario Hernandez

Position: Irrigation Manager
Interests: Hunting, soccer, spending time with family.


Hilario graduated from the Independent University of Chapingo with a certification as an Agronomist Irrigation Specialist. He began his career as an Irrigation System Designer for an exclusive Rainbird distributor company in Mexico City, Mexico. After moving to Georgia in 1990, he worked as an irrigation technician and account manager for various landscape companies prior to joining HighGrove in 2011.

Oscar Perez

Position: Account Manager
Interests: Soccer, basketball, watching movies, landscaping.


Oscar started his career in the landscape industry with Crabapple Landscape Services as a Supervisor and within three months was promoted to an Operations Manager responsible for six crews. Following that, he worked as a Supervisor for one year each at HighGrove Partners and Ed Castro Landscape. Oscar returned to HighGrove in 2006 as a Supervisor and was quickly promoted to an Operations Manager managing three crews on numerous high-profile properties. Oscar oversees the ongoing training of all field personnel as well as the initial training of new field personnel.

Ramon Perez

Position: Account Manager
Interests: Soccer and spending time with family.


Ramon has been with HighGrove since 2008 as a supervisor. He was recently moved into the position of Operations Manager where he will work closely with clients and HighGrove’s Client Relations Managers to proactively manage field operations.

Scott Possiel

Position: Account Manager
Interests: Fishing, bike riding and gardening.


Originally from Boston, Scott has been a Georgia resident since 1975. After graduating from Reinhardt College with an AS in Liberal Arts, Scott continued his education at Auburn University studying Horticulture, Landscape Design, Agricultural Engineering and Landscape Maintenance. With HighGrove since 2000, he currently manages three crews as an Operations Manager. Scott has been in the green industry for 26 years and extensive experience working with commercial and residential properties.

Brad Riggins

Position: Irrigation Manager
Interests: UGA football, coaching youth lacrosse and spending time with family.


Brad graduated in 1996 from the University of Georgia with a BS in Landscape Grounds Management, and a minor in Turfgrass Management. After graduation Brad spent several years working in the golf course industry. He has over 15 years experience in the green industry. In 2005 Brad came to Highgrove and has held various management positions including CRM, OM, and Support Services Manager. Brad returned home to Highgrove in April of 2014 and is currently an Irrigation Manager. Brad currently holds the Certified Landscape Irrigation Auditor (CLIA) designation for completing the requirements of the Center for Irrigation Technology.

Robbie Dill

Position: Floriculture Manager
Interests: Spending time with my family, playing ultimate Frisbee, hiking, and camping.


Robbie comes to Highgrove with over 18 years in the landscape industry. After graduating from Hinds Community College in Raymond, MS with a degree in Landscape Management, Robbie relocated to Atlanta. In 1999 he started his career working in installation and irrigation. In 2008, Robbie became a part of the Highgrove Team as a Install Operations Manager. In 2017, he returned to Highgrove as a Floriculture Manager. 

Michael Tarr

Position: Account Manager
Interests: Horticulture, fishing, traveling, teaching and spending time with family and friends.


Michael has 12 years’ experience in landscape management, design, Install and seasonal color. Michael graduated from Southern Crescent Technical College in 2013 with an Associates degree in Environmental Horticulture. He started with HighGrove in February 2014.

Paul Williams

Position: Account Manager
Interests: Spending time with wife and kids


Paul brings over 20 years of landscape experience to HighGrove while now being here for 13 years. Paul has completed multiple training classes focusing on landscape maintenance. As Operations Manager Paul manages and oversees 4 maintenance crews.

Mark Todd, CLIA

Position: Irrigation Manager
Interests: Golf, fishing, reading and muscle cars.


Mark began his career as a Maintenance Supervisor in Florida and has been in the landscape business for over 2o years. He has worked in every field of landscape maintenance including turf care, floriculture, enhancements and irrigation. Mark moved to Marietta, GA in 1999 and began working for Post Landscape Group as an irrigation technician. He was promoted to Irrigation Manager in 2001 when Post Landscape Group was purchased by HighGrove Partners. Mark currently holds the Certified Landscape Irrigation Auditor (CLIA) designation for completing the requirements of the Center for Irrigation Technology.

Duane Jones

Position: Estimator
Interests: Softball, bowling and reading.


Duane was born, raised, and lived most of his life in California. 20 years in the south (LA), 10 years in the north (Mt Shasta), and 10 years in the middle (Sacramento)and moved to Georgia in 2001. He has been involved (on and off) in most aspects of the landscape and horticulture industry for 30 years. He has spent the majority of that time as an irrigation specialist with Valley Crest, Brickman and as President/CEO of his own irrigation service company.

Create a Rewarding Career for Yourself at HighGrove Partners

As HighGrove Partners continues to grow and play a leading role in the green industry, we recognize that our greatest challenge is finding great people. Our team members are our most vital asset and we strive to retain and develop them to their fullest potential. If you're interested in an exciting career in the green industry, we hope you consider HighGrove Partners.
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