Leadership Team
David Carlson
David Carlson is President and Chief Operating Officer of Waste Control Specialists, operator of a low-level radioactive waste disposal facility in Texas.
Carlson has more than 25 years of experience leading the growth and operations of nuclear energy and environmental management companies. He previously served as senior vice president of Veolia Nuclear Solutions (Kurion) where he provided technology solutions for nuclear decommissioning, including support of recovery from the accident in Fukushima Japan. Prior roles include chief operating officer and chief nuclear officer at Gen4 Energy – an advanced reactor startup company, chief operating officer of Aqua-Chem – a manufacturer of water purification equipment, and chief operating officer of Duratek – a radioactive waste management company.
Carlson graduated from the US Naval Academy and began his career as a nuclear submarine officer.
David Carlson
President & COO
Greg Ray
Greg Ray joined WCS as Chief Financial Officer at the end of 2025, where he leads the company’s financial strategy, capital discipline, and performance management in support of long-term growth and enterprise value creation.
He brings more than 25 years of financial leadership experience across environmental services, waste transportation and disposal, construction, and infrastructure-based businesses. Prior to joining WCS, Mr. Ray held senior finance and strategy roles at Waste Management, partnering closely with executive leadership to guide capital investment decisions, optimize operating performance, and support large-scale acquisitions in highly regulated environments.
Mr. Ray began his career as a civil engineer in Houston, designing and constructing municipal infrastructure projects. He holds an MBA in Finance from Rice University and a Bachelor of Science in Civil Engineering from Texas A&M University.
Greg Ray
Chief Financial Officer
Elicia Sanchez
Ms. Sanchez has been with WCS since 2000. She has over 24 years’ experience in finance, waste operations, strategic development, and community relations. Ms. Sanchez received a BS in Accounting from Texas Tech and is a Certified Public Accountant.
Elicia Sanchez
Senior Vice President of Corporate Affairs
Dan Burns
Mr. Burns has 35 years of experience in the waste generation and disposal business. He has been with WCS since January 2009. His broad experience includes operations, project management, D&D, business development, and management.
Dan supervises WCS’ sales and marketing efforts, develops pricing strategies and coordinates efforts with operations and licensing.
dburns@wcstexas.com
214.662.5422
Dan Burns
Executive Vice President of Business Development
Ryan Williams
Mr. Williams has been with WCS since 2007 and has over 18 years of experience in waste management, business development, project management, operations, quality control, regulatory compliance, and safety. Mr. Williams is responsible for the Technical Services organization including waste profiles, shipment authorizations, waste acceptance, and waste compliance matters for commercial and federal customers.
Ryan Williams
Vice President of Integration and Customer Services
Jesse Garcia
Mr. Garcia has over 30 years of experience in Low level and Mixed Waste management, project management, transportation, waste treatment and disposal. His experience has been instrumental in alternative waste treatment technology, waste solidification, and treatment/disposal of large components by rail and highway. Mr. Garcia is the Site General Manager and responsible for day-to-day operation at the Andrews facility.
Jesse Garcia
General Manager
Sales Team
Matt LaBarge
Matt LaBarge
Matt works with Federal Customers, focusing on Department of Energy Customers.
Mr. LaBarge has been with WCS since 2010 serving various roles in business development and technical services. He has nearly 30 years of experience in the radioactive and hazardous waste industry. In his business development role, Matt relies on his strengths in understanding generator operations and needs along with excellent hazardous and radioactive waste technical skills.
mlabarge@wcstexas.com
214.918.8797
Elizabeth Broda
Elizabeth Broda
Elizabeth works with Industrial and Federal Customers, focusing on the non-Utility Commercial Customers.
Ms. Broda has been with WCS since 2018 serving in business development and customer service. Elizabeth has 15 years of experience in the radioactive and hazardous waste industry. In her business development role, Elizabeth relies on her strengths in understanding generator operations and needs along with excellent understanding to connect the right resources to fulfill customer needs.
ebroda@wcstexas.com
865.809.6475
Dan Davis
Dan Davis
Dan supports Nuclear Power Plant Customers.
Mr. Davis has been with WCS for several years in Business Development and Sales. Dan has over 35 years experience, primarily in the Nuclear Power Plant industry. He has represented several prominent companies providing waste management, treatment, and disposal and is a recognized leader in these areas. Dan relies on his excellent working knowledge and experience of waste systems and his customer focused approach with his clients.
ddavis@wcstexas.com
432.556.7357
Dave Tolbert
Dave Tolbert
Dave supports new and existing customers with all transportation and cask needs.
Mr. Tolbert is an accomplished operations manager and transportation system professional with diverse experiences at nuclear power plants, trucking, rail, and cask transport. He is a detail-oriented, thorough manager who meets deadlines, accommodates customer needs, provides solutions, and provides excellent customer service.
dtolbert@wcstexas.com
432.614.7244
Rose Bardin
Rose Bardin
Rose Bardin joined WCS in June 2024, bringing over 15 years of specialized experience in Nuclear Procurement. Her background includes extensive work in supply chain management, vendor qualification, and regulatory compliance within the nuclear energy sector.
At WCS, Rose plays a vital role in supporting Nuclear business development and sales, working closely with clients to understand their needs and deliver tailored waste management solutions. Her deep industry knowledge, strategic insight, and customer-focused approach make her a key contributor to WCS’s continued growth in the nuclear market.
Rose is passionate about building strong, long-term partnerships and helping clients navigate the complex challenges of nuclear waste management with confidence and clarity.
rbardin@wcstexas.com
817-964-2557