Team White Stone
We have a great team dedicated to looking out for the best interest of our clients. With a focus on cost effective, real-world design solutions. Our team feels strongly in open communication and works to ensure clients have access to the team at all times during a project.
Contact a team member to learn how we can help.
Seth Cooksey, PE
Principal & Professional Engineer
469-236-3764
Seth Cooksey, PE is an accomplished civil engineer and principal consultant with over 20 years of experience in water resources, pipeline, and drainage design. He specializes in water and wastewater infrastructure, delivering efficient, cost-effective solutions for rehabilitation, replacement, and new construction projects across North Texas. His strong network of local partnerships and deep technical expertise position him to lead and execute projects of any scale and complexity.
Seth is ENV SP and NASSCO certified, bringing a sustainability-focused and standards-driven approach to civil design. His role includes overseeing high-precision aerial mapping initiatives that utilize LiDAR and multispectral drone technology to support topographic mapping, site development, and infrastructure planning. He manages and supervises in-house licensed drone operators, ensuring the integration of aerial data with engineering workflows to enhance design accuracy and efficiency.
At White Stone Engineering, Seth is responsible for the design and quality assurance of civil infrastructure projects, with a focus on pipeline alignment, drainage systems, stormwater management, and utility coordination. His commitment to engineering excellence, sustainability, and innovation ensures every project meets the highest standards of performance, safety, and environmental responsibility.
Christy Cooksey, Ph.D.
Principal Consultant & Environmental Researcher ENV SP Certified | 469-508-3672
Dr. Christy Cooksey is an experienced environmental researcher, sustainability strategist, and business consultant with a proven track record of helping organizations achieve operational excellence and sustainable growth. As Principal of a multidisciplinary consulting firm, she specializes in water resources research, QA/QC of engineering plans, and strategic consulting across industries including engineering, construction, and healthcare.
With a focus on market research, data analysis, and business development, Christy helps clients navigate government contracting, optimize operations, and enhance marketing strategies. She is ENV SP certified and brings a deep understanding of how to align environmental, economic, and social sustainability goals with practical business needs.
Her work includes conducting quality assurance and control (QA/QC) on design and construction plans—particularly those related to water infrastructure and resource management—ensuring compliance with sustainability and regulatory standards. She also performs in-depth market analysis, survey design, and forecasting to drive data-informed decision-making. As a published author and presenter, she contributes to advancing knowledge on barriers to sustainable water resource development and infrastructure improvement.
White Stone Environmental
Engineering, Research, & Analytics