Executive Committee

Kristina Harvey


Kristina Harvey lives on Johns Island, SC and is a landscape architect with ADC Engineering in their Charleston-Hanahan office. She is a graduate of Virginia Tech with a Master of Landscape Architecture. Her project experience spans across various scales from residential, park & recreation facilities to commercial, industrial, educational & institutional sites. She is both a LEED AP & SITES AP as well as an engaged member of SCASLA since moving to the lowcountry in 2005. She has served various roles on the Executive Committee in the past such as Secretary, Public Awareness Representative to ASLA, and former Lowcountry co-chair. She enjoys connecting with members, allied professionals and others interested in pursuing landscape architecture. Kristina volunteers with the Charleston Parks Conservancy as an Aqua Angel and never misses a chance to swing by her favorite garden center, Hyams, where she worked for three years. Admittedly, her yard is still a work in progress and ever expanding with new plants and dabbling in permaculture.

She is married to another VT Hokie, and they have one daughter.

Clint Rigsby

Immediate Past President.

Clint earned a Bachelor of Landscape Architecture in 1997 from Clemson University where he was awarded the Webel Prize to study landscape architecture at Clemson’s Center for Building Research + Urban Studies in Genoa, Italy.  Clint practiced landscape architecture in Mount Pleasant for eight years before moving to Greenville in 2005, where he became SC’s first LEED Accredited landscape architect while at Seamon Whiteside. He has been an active member of the American Society of Landscape Architects for 18+ years.   His role as a senior designer included directing High Res Studio, a fine garden design niche within SW+.  He is a past member of the City of Greenville’s Design Review Board and currently serves on the City’s Arts in Public Places Commission. Clint enjoys the Lowcountry, camping, and serving his church and community. Clint resides in one of Greenville’s downtown historic districts with his wife and five sons.

Holley Owings


HolleyHeadShot_HOLLEY_1 Bloss Owings is a Landscape Architect with Earth Design in Greenville, South Carolina. She enjoys working for an environmental focused firm. Education is a core value of Earth Design, ranging from personal development to public outreach. She loves sharing her passion for the natural environment with her clients and co-workers. Holley graduated from Clemson University in 2001 with a Bachelor’s in Landscape Architecture. She has been an active member of ASLA for the past 15 years. After joining the organization, Holley volunteered with the South Carolina’s Executive Committee. During her time as a volunteer she held various positions including Newsletter Editor, Secretary, Sponsorship Chair and Chapter President (2011). Her commitment to the organization includes volunteering with National where she served several terms on National ASLA’s licensure and government affairs committees. While serving on these committees she attended multiple Advocacy Summits, which allowed her the opportunity to network and learn from other professionals from across the nation.

Maria Ghys Drawdy


Maria was born in Delft, Holland and grew up traveling around the world. She received an Associate’s degree in computer animation from the Art Institute of Dallas in 1998. Following that Maria worked as a graphic designer for the Island Packet until she decided to return to school, eventually earning a B.S. in Business Administration (with a focus on construction management) from the University of South Carolina- Beaufort Campus. After graduating, Maria began painting again with themes including local flora and fauna. Maria decided to return to school in 2010 and attended Clemson University eventually earning a Master’s Degree in Landscape Architecture in 2013. After graduating Maria worked as a designer for Witmer Jones Keefer Ltd., in Bluffton, SC. In 2015 Maria started a landscape design company: Maria Ghys Designs LLC. Projects include local residential and small commercial landscape designs. Maria also works part time as a designer for Truitt Rabun Associates and Beaufort Planning Group. In April 2018 Maria attended the ASLA Advocacy Summit held in Washington, DC to promote awareness of landscape architecture to our State Representatives. Maria is currently the secretary for the South Carolina Chapter of Landscape Architects (SCASLA) and on the American Society of Landscape Architecture (ASLA) Government Affairs Advisory Committee. Maria is married to Charlie Drawdy Jr., a realtor with ERA Evergreen. Maria and Charlie enjoy long walks along the May River with her basset hound Elvis, boat rides, and attending concerts around the southeast.

Blake Thomas


Christa Jordan

Member At-Large: Emerging Professionals. 

Christa works as a Landscape Architect with the Augusta, Georgia Recreation and Parks Department. There she works to implement Special-Purpose Local-Option Sales Tax (SPLOST) capital improvement projects to parks and public spaces. Christa’s undergraduate degree is in forestry, and she graduated Clemson’s MLA program in 2010. She is a licensed landscape architect, certified planner, arborist, and SITES AP. She and her husband, a local potter and teacher, are residents of South Carolina. Together they enjoy sailing, travel, as well as never-ending and sometimes-fun series of home and boat maintenance projects.

Andrew Cheatham

Member At-Large: Advocacy & Government Affairs

Drew has been an active member of the SCASLA Advocacy Committee for the past two years. During this time, he has taken leadership of our relationship with SCDOT, and has established an ongoing and frequent line of communication with this agency that plays such a key role in landscape architecture projects across the state. For the past year Andrew has served as the chapter’s liaison at quarterly meetings of the SC Board of Landscape Architectural Examiners. Additionally, Andrew has helped organize events in the Midlands. He works as a landscape architect with Kenneth B. Simmons Associates in Columbia, SC, where he has been for the past six and a half years. His BLA degree is from Clemson University. Andrew has extensive experience working on projects that include parks, greenways, urban design, streetscape design, and community planning and design. He is married to Anne, and they have one son, George and welcomed their second child this summer.

Michael Ethridge

Member At-Large: Continuing Education Certification

Michael lives and works in Greenville, SC. He is a licensed landscape architect (PLA) and a certified playground safety inspector (CPSI) with over 18 years of experience.  Michael graduated Clemson University with a Bachelor of Landscape Architecture degree.  He recently joined Earth Design, landscape architecture and environmental design firm. Previously, he was the in-house Landscape Architect for Berliner Play Equipment Corporation.  Michael has been leading the Chapter’s CEU Committee for the past few years, and has used his computer expertise to greatly streamline the process.

In his spare time, Michael enjoys volunteering as a Lieutenant with the South Carolina State Guard, serving as chairmen for the Blue Ridge Seas Scouts Board of Director, hiking, biking, cooking and spending time with his wife Jessica, his children Caldwell and Jackson, and two dogs Gus and Ellie.

Sarah Marrs

Member At-Large: Sponsorship.

HeadShot_SARAH_1Sarah is a landscape architect and planner for the Advance Planning Group of Jacobs Engineering in Atlanta. She’s a 2007 graduate of the University of Illinois (Urbana-Champaign) with a BFA in Landscape Architecture and an alumnus of the Marching Illini. She enjoys the variety of projects, travel opportunities and collaborative design atmosphere that come with working in a multidisciplinary firm. While in Chicago Sarah served as the Fellowship Committee Chair for IL-ASLA, and as the Newsletter Editor for the Illinois Section of the Institute of Transportation Engineers (ILITE). In her spare time Sarah is an avid reader, musician, bicyclist, and NPS stamp collector. She recently relocated from Greenville SC with her husband and their pup and cat.

Bill Eubanks

Membership and Fellows + Honors.

Bill Eubanks lives in Charleston, SC where he is the Creative Director of the Urban Edge Studio of SW+. The studio focuses on building community through sustainable urbanism with an emphasis on the charrette process. He serves on Charleston’s 10,000 Trees Committee; the Charleston Upper Peninsula Task Force; the Board of the East Cooper Land Trust; and as President of the Ashley Bridge District Board. He is a Past President of SC/ASLA and served on the ASLA Board of Trustees from 2001 to 2004 and was ASLA Vice President, Membership from 2005 to 2006.  He is a graduate of the University of Arkansas with a Bachelors of Landscape Architecture.  In 2016 Bill received a Distinguished Alumni Award from the Fay Jones School of Architecture at the University of Arkansas, and began serving on the Deans Circle for the school in 2017.

Clint McHenry

Public Relations & ASLA Public Awareness Coalition Representative.

Clint McHenry lives in Charleston, SC and joined DesignWorks in 2017 as a Designer. He is a graduate of West Virginia University with a Bachelor of Science in Landscape Architecture. Clint has a driving passion for environmentally responsible design and deep understanding of site grading and sustainable stormwater design. Since February 2019, Clint has taken on leading the Chapter’s Public Relations Committee and online social media presence.

Barrett Armstrong


Rebekah Lawrence

ASLA HALS Liaison.

Kathleen Duncan

L.A.R.E. Study Group Coordinator.

Kathleen Duncan is a project manager at J.K. Tiller. She earned her degree in Landscape Architecture from Ball State University. Kathleen moved to Hilton Head Island and quickly became involved with the South Carolina chapter of ASLA. As a member of the organization, she has served as an ex-officio, committee member, secretary and president. She has been responsible for membership, continuing education, and sponsorship while serving the committee.

In addition to her professional career, Kathleen enjoys traveling, running, music, church and family. Kathleen and her husband, Ian, live in Bluffton with their two dogs, Apollo and Luna, and their cat, Col. Sassafras.

Chris Lambka

Upstate Regional Leader

Chris Lambka resides in Spartanburg, SC where he is the Senior Landscape Architect and an Associate at Toole Design Group, LLC. Chris is a graduate from Clemson University with a Bachelors of Landscape Architecture and has been practicing in the upstate since 2009. His project experience includes municipal planning, active transportation design, downtown revitalization, and high end residential design-build. His travels and work have improved streetscapes, parks, and public spaces that create a sense of place.

When not at work, Chris enjoys spending time with his wife and their two children.

Patrick Livingston

Midlands Regional Leader.

Patrick Livingston resides in Lexington, SC and works in Columbia with The Landplan Group South, Inc. Previously he had served as a Project & Construction Manager with Columbia based ENVIRO Agscience, Inc. He is a registered landscape architect and an active member or ASLA.Originally from the Midlands of South Carolina (Orangeburg County), Patrick is a graduate of Clemson University with a Bachelors of Landscape Architecture. Patrick’s professional interests include Historic Preservation as well as Recreational Facility planning and design.

When off the clock, Patrick strives to be helpful and good steward to his family, friends, and community.

Mary Martinich

Lowcountry Regional Leader.

David Lycke

Fellows + Honors