Geosyntec Kennesaw, Georgia Office

Each of our offices can assist clients with our complete range of proven and innovative engineering and scientific services from our global network of leading consultants. See a list of our practice areas »

Address: 1255 Roberts Blvd., Suite 200, Kennesaw, GA, 30144, USA

Telephone: 678-202-9500

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Principal Consultants

Leslie Griffin, P.E.

Leslie Griffin is a Senior Principal Civil Engineer based in Georgia with more than 17 years of experience focused on the design and construction of large, multi-disciplinary projects involving waste containment, civil and infrastructure design, and site remediation across the United States and in Africa. Leslie assists clients with design, management, and construction-phase services related to waste containment and sub-surface barrier systems for low-level radioactive waste, haza ...

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Todd Hagemeyer, P.G.

Todd Hagemeyer is a Senior Principal Hydrogeologist based in Georgia with more than 25 years of experience focused on development of environmental management solutions for the manufacturing and service facilities of Fortune 500 companies and the remediation of commercial and public sector properties impacted by chlorinated solvents, metals, and petroleum hydrocarbons. Todd has years of experience managing and implementing environmental projects that include hydrogeologic site characte ...

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Ganesh Krishnan, P.E., D.WRE

Ganesh Krishnan is a Senior Principal Engineer based in Georgia with more than 20 years of experience focused on water resources and geoenvironmental engineering. Ganesh specializes in design engineering, regulatory compliance, and programmatic support for public and private sector clients throughout the United States. Ganesh brings consulting expertise in the design of surface water management systems; BMP evaluations; steep terrain hydrology and hydraulics; hydrology and hydraulics ...

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Cuneyt Gokmen, P.E.

Cuneyt Gokmen is a Senior Principal Geoenvironmental Engineer with more than 20 years of experience focused in the areas of civil, geotechnical, and environmental engineering. Cuneyt specializes in the management of large, multi-disciplinary projects and programs, often regulated by federal and state regulations such as RCRA, CERCLA, Georgia HSRA, and Alabama RBCA. He has been involved with site assessment, remediation, environmental due diligence, regulatory compliance, design, and c ...

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Glenn Rix, Ph.D.

Glenn Rix is a Senior Principal Geotechnical Engineer based in Georgia with more than 25 years of experience focused on the areas of geotechnical earthquake engineering and engineering seismology. His practice includes seismic hazard and risk assessment and mitigation for civil infrastructure. Glenn joined the firm following a distinguished 23-year career as a professor in the School of Civil and Environmental Engineering at the Georgia Institute of Technology. Since joining Geosyntec ...

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Bill Gaffigan, CVA

Bill Gaffigan is a Principal Environmental Manager based in Maryland with more than 20 years of experience focused on environmental valuation, litigation support, business transactions, and strategic business consulting. He is also director of the Geosyntec Environmental Valuation and Consulting Practice. Nationally, Bill is one of the few certified valuation professionals with extensive experience spanning a wide range of segments in the environmental industry. His client base ...

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Majdi Othman, Ph.D., P.E.

Majdi Othman is a Senior Principal Engineer based in Georgia with more than 25 years of engineering experience focused on geotechnical, environmental, and civil engineering projects. His practice focuses on waste management and containment; disposal facility siting, design, permitting, and construction; design and permitting of landfill gas collection and utilization projects; hydrogeologic investigations and groundwater impact analysis and protection; remediation of contaminated site ...

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Andrew Montgomery, P.E.

Andrew Montgomery is a Senior Principal Engineer based in Georgia with more than 20 years of environmental consulting experience focused on developing regulatory and risk-based strategies to achieve cost-effective site closure and redevelopment of properties impacted with chlorinated solvents, metals, and petroleum hydrocarbons. In addition, he works with Fortune 500 companies to develop and implement environmental management programs. During the past decade, Andrew has managed and pe ...

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Tom Fendley, P.E.

Tom Fendley is a Principal Environmental Engineer based in Georgia with more than 30 years of experience focused on civil/infrastructure design, construction engineering and contract administration, water resources engineering, and stormwater management. Tom has worked extensively with a wide variety of public and private sector clients, including the City of Atlanta, the City of Gainesville, Forsyth County, Gwinnett County, Cobb County, Athens-Clarke County, the Clayton County Water ...

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Scott Elder

Scott Elder is a Senior Principal and Construction Specialist based in Georgia with more than 27 years of experience focused on day-to-day management and implementation of complex field assignments, construction of large enviro-civil projects, and provision of construction management and quality assurance services for clients.During his career, Scott has been both a contractor and a consultant for construction strategies. He is recognized for his skill at constructability and feasibility e ...

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Jimmy Whitmer, P.G., CHMM

Jimmy Whitmer is a Senior Principal Geologist and Hydrogeologist based in Georgia with more than 30 years of experience directing multidisciplinary projects focused on water supply development, site characterizations for waste containment facilities, environmental soil and groundwater assessment, and remedial process optimization at industrial and federal facilities. Jimmy guides clients through the development of technical and regulatory strategies for solid waste permit applications ...

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John Hollar, P.E.

John Hollar is a Principal Civil and Environmental Engineer based in Georgia with more than 25 years of experience advising a variety of industrial, power, and government clients in the development of a broad spectrum of environmental, health and safety, and sustainability (EHSS) programs. A leader in the environmental consulting and engineering industry, John has experience in North America and globally with multi-national organizations supporting due diligence and environmental l ...

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Robert Bachus, Ph.D., P.E.

Robert Bachus is a Senior Principal engineer based in Georgia with more than 30 years of professional experience focused on geotechnical engineering, geoenvironmental engineering, waste by-product characterization, and the permitting and design of waste containment facilities. He provides analysis, design, and forensic investigation services on projects related to these practice areas. He also provides expert consultation on matters in litigation. Bob is nationally recognized for his ...

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