Skip to menu
Skip to content

Executive Team

Basil Skelton, P.E. – President of the SES Group of Companies

Mr. Skelton obtained a Masters of Science degree in civil engineering from Tennessee Technological University in 1976. He subsequently gained extensive experience in environmental engineering and remedial design and acquired a strong regulatory and permitting background for environmental remediation projects. In 1992 he founded the SES group’s predecessor company, Solutions to Environmental Problems, Inc. (STEP) in Oak Ridge, Tennessee. In 2006 STEP was acquired by SpecPro Environmental Services LLC (SES) with Mr. Skelton initially assuming the role of Chief Operating Officer and ultimately becoming President/CEO. Under his leadership, SES has experienced significant growth in general and civil construction while also maintaining steady growth in environmental services, primarily for Department of Defense clients. Concurrently, Mr. Skelton has expanded the SES group of companies through the development of sister companies, SES Construction and Fuel Services LLC, SES Civil Contractors LLC, SES Energy Services LLC, and SES Electrical LLC, as well as Aerostar SES LLC—an 8(a)-certified company in the SBA’s business development program. With a hands-on managerial style, Mr. Skelton continues to play an active program and project management role in many company projects. Mr. Skelton is a sustaining member of the Society of American Military Engineers with National and six other Posts.

Roy Hoekstra, P.E. – General Manager

Mr. Hoekstra has Masters of Science degrees in civil engineering in 1980 and environmental engineering in 1994. He joined SpecPro Environmental Services (formerly STEP, Inc.) in 1999 and, as a senior engineer and program manager with over 30 years of experience in construction, engineering and environmental fields, Mr. Hoekstra became General Manager of ASL’s predecessor company in 2011. During his time with the SES companies he has served as program manager on ten major U.S. Department of Defense IDIQ contracts, managing multiple project teams at multiple sites across the U.S. and in Germany. His clients include the USACE Mobile, Fort Worth, Omaha and Tulsa Districts, and the USAF at Patrick AFB and Cape Canaveral Air Station, Florida. Mr. Hoekstra has over 20 years of experience in RCRA and CERCLA investigations, studies, design and remediation and he has planned and allocated resources, performance, and closeout of many challenging HTRW projects. He is an active member of the National, Fort Worth, Mobile, Space Coast and Tulsa Posts of the Society of American Military Engineers.

G. Scott Hughes, PSSC – Jacksonville Operations Manager

Mr. Hughes received a Bachelors of Science Degree in Applied Physics in 1992. Mr. Hughes joined Aerostar SES in 1999 and is currently serving as Operations Manager responsible for managing the Florida Department of Environmental Protection (FDEP) Petroleum Restoration Program in addition to serving as the Project Manager for emergency response projects throughout Florida. Mr. Hughes has 22 years of experience as an environmental scientist. Mr. Hughes has extensive and varied experience related to industry with a wide range of environmental applications. He has managed environmental projects for private industry and the public sector. His experience includes design, construction and installation of underground utilities, including water and electrical service. He has experience in supervising and scheduling field personnel, supervising subcontractors, collecting and compiling field data, and preparing a wide range of technical reports. Mr. Hughes has participated in the installation of underground utility systems at over 60 commercial facilities located in the southeastern US. He is a member of the Florida Petroleum Marketers and Convenience Store Associations and the Northeast Florida Builders Association.

Leon J. Carrero, P.G. – Senior Program Manager

Mr. Carrero obtained a Masters of Science degree in geology from Wright State University in 1989 and joined Aerostar SES  in 1993.  Mr. Carrero is a certified Construction Quality Manager for the U.S. Army Corps of Engineers and has over 26 years of specialized experience in the field of hydrogeological investigations, remediation system design, and remedial construction.  Mr. Carrero serves as Senior Program Manager for many of Aerostar SES remediation and construction projects and is an expert in the use of proven remediation techniques such as source removal, vapor extraction, air sparging, air stripping, carbon absorption, and biological degradation.  Mr. Carrero is a graduate of Leadership Jacksonville and has served his community in various capacities including former Chairman of the Mayor’s Hispanic American Advisory Board, Past-President of the First Coast Hispanic Chamber of Commerce, Past President Rotary Club of Southpoint, various task forces, and community volunteer.

Philip E. Elson – Senior Program Manager

Mr. Elson obtained a Bachelor of Science degree in biology from Illinois State University in 1982 and offers 26 years of environmental industry experience.  Mr. Elson joined the Aerostar SES Team 15 years ago and presently serves as Senior Program Manager and QA/QC Officer for the majority of the federal agency contracts.  This includes over $100 million in contract capacity under vehicles with the U.S. Army Corps of Engineers, Air Force Center for Engineering and the Environment (AFCEE), Naval Facilities Engineering Command, General Service Administration, and Department of Homeland Security.  At the state agency level, Mr. Elson is well known for his experience with environmental impact studies involving large-scale land acquisition and Brownfields redevelopment projects.  Mr. Elson is an experienced client liaison with federal, state, and local environmental regulatory agencies and, prior to joining Aerostar SES, worked with the Florida Department of Environmental Protection on hazardous waste enforcement issues.  Mr. Elson is an active member of the Society of American Military Engineers and has served on the Board of Directors for the International Right of Way Association, North Florida Land Trust, the National Association of Industrial and Office Properties, the Jacksonville Brownfields Coalition, and the Jacksonville Empowerment/ Enterprise Zone Advisory Board.

Tiffany Seibt – Senior Program Manager

Ms. Seibt obtained a Bachelors of Science degree in natural resources from North Carolina State University in 1994 and has 18 years of industry experience managing environmental conservation and natural resource services projects. Ms. Seibt is the Senior Program Manager of Aerostar SES’s Mobile, Alabama office and specializes in the area of National Environmental Policy Act (NEPA) projects.  She is an expert in conducting watershed assessments, wetland delineations, forest inventories, wildlife management and monitoring, wildfire management plans, cultural assessments, and Phase I ESAs. Ms Seibt has worked directly with various City leaders managing federal grant and matching fund tracking systems for environmental conservation projects and is heavily involved in the New Orleans U.S. Army Corps of Engineers levee reconstruction projects providing dredge material classification, debris disposal management, and NEPA documentation. She also manages health and safety personnel providing oversight of construction firms rebuilding the levees and pump stations. Ms. Seibt is the first female President of the Society of Military Engineers, Mobile District, a former Board Advisor to the Mobile Chamber of Commerce, and a two-year Chair of the American Cancer Society Chili cook-off.

M. Chris McNees – Senior Program Manager

Mr. McNees obtained a Bachelor of Science degree in biology from the University of North Florida in 1997 and has over 18 years of professional experience in the industry.  Mr. McNees serves as Senior Program Manager of quality assurance and quality control for a wide range of technical deliverables produced by the firm. Mr. McNees has a thorough understanding of environmental reporting standards, including those applicable to environmental risk management, due diligence related assessments (Phase I/II Environmental Site Assessments [ESAs]), contamination screening evaluations, state agency site assessment reports, Brownfields investigations, environmental compliance audits, industrial hygiene related investigations, NPDES permitting and stormwater management, and water quality monitoring.  He regularly serves as Quality Control Manager for Aerostar SES’s larger scale remedial investigation and feasibility studies and is frequently called upon to perform technical review on reports prepared by third party professionals. Mr. McNees was recognized as a “Top 40 under 40 Business Professional” by the Jacksonville Business Journal in 2009 and is an active member of the Environmental Banker’s Association, the National Association of Office & Industrial Properties, the Urban Land Institute, and various state Brownfields associations.  He is a past Chairman of the Clay County Chamber of Commerce (CCCC) Board of Directors and a past President of the Orange Park Sunrise Rotary Club.

Kevin Seaway, P.G. – Senior Program Manager

Mr. Seaway obtained a Bachelors of Science degree in geology from the University of Florida in 1994 and has 21 years of experience managing environmental site assessments and remediation and construction projects.  Mr. Seaway is the Senior Program Manager of Aerostar SES’s Atlanta, Georgia office and provides advanced expertise with projects requiring risk based corrective action activities, multi-phase extraction systems, bio-remediation, multi-dimensional fate transport models, and data visualization applications. He has extensive knowledge of the regulations governing leaking underground storage tanks, and hazardous and non-hazardous wastes; and is experienced with procedures relating to emergency response situations. Mr. Seaway has extensive public and private sector experience along with professional accreditation to provide services in Georgia, Florida, South Carolina, Tennessee, Illinois, and Alabama.

Frank Redway – Senior Project Manager

Mr. Redway obtained a Masters of Science degree in environmental engineering sciences from the University of Florida in 1993 and serves as the Program Manager of Aerostar SES’s environmental site assessment and industrial hygiene services.  Mr. Redway has over 22 years of experience delivering Phase I/II ESAs, HUD assessments, Department of Transportation Contamination Screening Evaluations (CSEs), asbestos and lead-based paint surveys, indoor air quality surveys, mold remediation, site assessment reports, remedial action plans, and associated cost estimates. Mr. Redway also serves as the Independent Technical Review Team (ITRT) leader for many of Aerostar’s federal projects and conducts Quality Assurance/Quality Control reviews for federal and non-federal projects.  Mr. Redway has a thorough understanding of the environmental risk underwriting standards applicable to private sector financial institutions as well as those of federal, state, and local agency programs involving land acquisition, access, disposal, and inter-agency transfers.  Mr. Redway has supported large scale land acquisition programs for private and public sector clients by providing environmental expertise as well as other support including lease validation, database management, and verification of licenses, permits, and property surveys.