Crews did a wonderful job. Exceeded expectations. ”- Janet M.


Your crew was awesome that did our tree. Even the neighbors were impressed. ”- Pam S.

Office Staff

The office staff is the backbone of our organization!  They are the group that keeps us all organized and properly communicating to offer great customer service.


Wendy Gawlik

Office Manager

  • ISA Certified Arborist TX-3397 A
  • TDA Commerical Pesticide Applicator License #0801565

Wendy has worked in the Tree Care industry for over 14 years. She started with Preservation Tree Services in 2001 answering incoming calls, then continued to work through all aspects of the company. She comes with an Arboriculture background through many years in the industry.


Jessica V. Andrade

Accounting Manager

Jessica has been with Preservation Tree Services since February of 2004. Jessica was named as Accounting Manager at the end of 2014. She is experienced in several facets of general ledger accounting, insurance administration, and human resources. Jessica is a super star of consistency and reliability. Jessica has four children ages four through eleven years old. She enjoys her family, cooking, shopping and reading.


Cathy Wilson

Accounts Receivable Specialist

Cathy joins Preservation Tree from another kind of green enterprise, the world of finance. She has worked in various areas of banking for a fair amount of her career, advancing from teller positions to a post as a business banking lending assistant before making the move to our corner of the green industry.


Janet Garcia

Tree Care Scheduling Coordinator

Janet joined the Preservation Tree team in March of 2021. Janet comes to us with a background in arboriculture scheduling, she is bilingual, a proud mother of 2 beautiful boys ages 9 and 1, and enjoys working within our production department leading the teams from behind the scenes. Her boys are a great source of pride, time spent with them is what she enjoys most during her free time.


Angel Mitchell

Plant Health Care Scheduling Coordinator

Angel joined our Preservation Team in August 2019 showing us all her many talents with over 15 years of customer service and 3 years of scheduling background. She is a proud mother of four beautiful children ages 15, 14, 6 and 1. In her free time she enjoys traveling, shopping and spending time with her family. She also enjoys being a hairstylist for her close friends and family. This talented young lady is excited to grow within our industry as she works with our clients, facilitating behind the scenes maintaining our technicians day-to-day operations.


Nancy Berend

Receptionist/Account Specialist

Nancy started with Preservation in 2004 and has held several positions in her tenure here. She is currently an Account Manager at our corporate office in Dallas.
Nancy is a native Texan with a love for trees and nature which made her a perfect fit for our business. Her previous work history involved customer service, accounting, purchasing and scheduling which has also made her an added asset for the company.


Gracen Rhea

Account Specialist

Gracen joined the Preservation Tree team in October of 2016. She is currently enrolled at the University Of North Texas pursuing a degree in Biology along with a minor in chemistry. Gracen is currently an Account Specialist working out of our Fort Worth office. In her free time she enjoys working out, reading, and being outdoors!


Margarita Infante

Account Specialist

Margarita joined Preservation Tree in September of 2019. Prior to joining Preservation Tree, she worked at Texas Woman’s University in Denton, TX for 14 years, wearing different hats as an Office Manager and Administrative Assistant to the Chair of the department.

Margarita graduated from Texas Woman’s University in May 2019, with her BFA degree. She is currently an active artist in the DFW area and her work in photography has been featured in Focal Plane Magazine, Voyage Dallas Magazine, and Society for Photographic Education. In her spare time she enjoys discovering new photographic processes, taking adventures that lead to hidden gems, and spending time with her family and friends.


Kristina Bagley

Account Specialist

Kris relocated from East Texas and landed at Preservation Tree Services in September 2019. She brings with her extensive inner working knowledge and 20+ years of managerial/administrative support. After two gratifying decades in the spirit/wine industry, she feels she’s back to her “roots”, having worked for a landscape company in the Chicago area, where she is originally from. Kris is a very proud mother to 3 beautiful children and 2 handsome grandsons, who occupy most of her down time. But every once in a while she enjoys attending local wine festivals.