Industry Insights

Thank You for attending Cornerstone’s Annual Technical Seminar in New Jersey!

We’d like to thank all of our attendees for participating in this year’s seminar. Presentations are available for download below. 


Event Information:


Highlights for the day included:

Presentations include recycling, emerging contaminants, temporary landfill covers, groundwater statistical analysis, composting, landfill mining, air compliance, and subsurface temperatures.


Seminar Details:

Date: Tuesday, October 9, 2018
Time: 9:00 AM – 4:00 PM
Location: The Conference Center at Mercer
1200 Old Trenton Road
West Windsor, NJ 08550


PDH credits: This technical program qualified for 4.0 hours of continuing education credit for Professional Engineers through Cornerstone’s state-approved continuing education program.


Meet the Presenters:

Tom Byrne, New Jersey Department of Environmental Protection

“The Future of Recycling”

Mr. Tom Byrne has 36 years of experience working in the environmental field with a primary emphasis on solid waste management and recycling. In his current position as Section Chief within the New Jersey Department of Environmental Protection’s Division of Solid and Hazardous Waste-Bureau of Solid Waste Permitting, he oversees the Transfer Station/Material Recovery Facility & Resource Recovery Facility unit. The unit is responsible for the review and permitting of all transfer station/material recovery facilities, resource recovery facilities, and intermodal container facilities. The unit also functions as the DEP lead regarding all issues involving debris management resulting from disaster events. Within that role, Tom is also the State Contract Manager for the standby Disaster Management Contract for Land Debris. Tom has a B.S in Environmental Science with a minor in Water Resource Management from Rutgers University-Cook College.

Download the Presentation


Kirstie Shurie, Cornerstone – A Tetra Tech Company

“Emerging Contaminants in Leachate – A Sticky Situation”

Ms. Kirstie Shurie is a chemical engineer with 2 years of experience in the environmental field.  Her experience includes solid waste engineering and remediation projects, with a focus on leachate management and treatment design.  Ms. Shurie has used her background as a chemical engineer and applied her knowledge of compounds and treatment processes to the environmental field, specifically in the area of contaminants affecting both groundwater and leachate quality.  She received her Bachelor’s Degree in Chemical Engineering from Clarkson University.

Download the Presentation


Mark Swyka, P.E., Cornerstone – A Tetra Tech Company

“Temporary Landfill Covers – A Good Idea for a While”

Mr. Mark Swyka has over 35 years of experience in solid waste management, and the design, permitting, and construction of municipal waste, industrial waste, and hazardous waste landfills.  His experience includes design, construction, and certification of landfill baseliners, leachate management systems, landfill gas (LFG) management systems, and final cover systems.  He has contributed to the design of more than several dozen landfill facilities across the United States as project engineer, project manager, or certifying engineer.  Mr. Swyka is routinely called upon for expert project review and evaluation as well as preparation for testimony.  His broad base of solid waste experience includes supporting municipal agencies and private firms with operations, procurement, and compliance. Mr. Swyka specializes in the areas of geosynthetics and alternate construction materials with a broad range of experience with performance-based evaluation of equivalency of geosynthetic and alternative materials to traditional earthen materials.  He has been active in developing geosynthetic standards and geosynthetic application through past participation as a sponsor representative to the Geosynthetic Institute (GSI), and formerly as a member of the National Sanitation Foundation Joint Committee on Flexible Membrane Liners, Standard 54.  His experience also includes participating in several research projects associated with liner performance and seaming.

Download the Presentation


Magdalena Mendola, Cornerstone – A Tetra Tech Company

“Groundwater Statistical Analysis”

Ms. Magdalena Mendola is an Environmental Engineer with 13 years of experience primarily in groundwater and soil remedial design and data management.  Ms. Mendola has prepared and submitted multiple New Jersey Department of Environmental Protection (NJDEP), Site Remediation Reform Act (SRRA) Forms (i.e. Classification Exception Area, Receptor Evaluation, Deed Notice, Remediation Cost Review and Remediation Funding Source / Financial Assurance) and permits, including the required attachments. She has performed and reported groundwater statistical analysis for various facilities, conducted groundwater modeling, prepared multiple Electronic Data Deliverables (EDDs), developed cost estimates, and prepared supporting documents and engineering drawings for various projects.  Ms. Mendola has assisted in designing grading plans, operational sequence plans, treatment plant layout drawings, preparation of leachate generation calculations, hydraulic calculations and soil balance calculations, technical specifications, landfill closure and post-closure care plans and has conceptually designed various soil and groundwater remedies for various remedial action alternatives.

Download the Presentation


Jairo E. Gonzales, New Jersey Composting Committee

“Composting and the NJCC: Changing the Perception”

Mr. Jairo Gonzalez is a producer for media content, with experience in business development, sales, and marketing. As an entrepreneurial-minded professional, Jairo has supported the vision of a clean and sustainable environment. He has developed and implemented food waste recycling solutions in local communities and farms in multiple environments and climates. He is the Founder and Vice-Chair of the Nonprofit, NJ Composting Council, a chapter of the US Composting Council

He lives in Demarest, NJ with his family. Jairo holds a BS from the University of Oregon (Eugene, Oregon), as well as an MFA, from Vermont College of Fine Arts. He holds a certificate as a Compost Operator from the state of New Jersey.

Download the Presentation


Marty Ryan, P.E. and Larry Kiesel, Ocean County Landfill Corporation

“Landfill Mining: The Ocean County Landfill Experience”

Mr. Martin Ryan has been employed by Ocean County Landfill Corporation, Manchester Twp., NJ, since 1993, and currently serves as Vice President of Engineering.  He is a Licensed Professional Engineer and a Licensed Professional Planner in the State of New Jersey.  Marty also holds an N-4 Industrial Wastewater Treatment System Operator’s License from the State of New Jersey.  Marty graduated from Rutgers University, College of Engineering, New Brunswick, N.J., with a Bachelor of Science degree in Civil and Environmental Engineering, and went on to earn a Masters degree in Business Administration from Stevens Institute of Technology, Hoboken, N.J.  He is a member of the American Society of Civil Engineers, the Water Environment Federation, and the Solid Waste Association of North America.

Mr. Lawrence Kiesel is the Vice President of Construction at Ocean County Landfill and has 28 years of construction experience specializing in landfill construction.  His landfill experience includes clay liner systems, geosynthetic liner systems, gas collection piping, flare installation, landfill mining, leachate collection piping and pump stations.  Additionally, Larry has constructed numerous site projects in the state of New Jersey consisting of road reconstruction, airport runways, storm drainage systems, water distribution lines and sewer systems as well as commercial, school and municipal sitework projects for new buildings.

Download the Presentation


Edwin Calvache, P.E., Cornerstone – A Tetra Tech Company

“Identify and Combat Increased Subsurface Temperatures at MSW Landfills”

Mr. Edwin Calvache is an environmental and chemical engineer with 16 years of experience in the environmental engineering and construction management fields, specializing in soil, sediment, and groundwater remediation technologies, remedial systems management, solid and hazardous waste management, and construction management.  Mr. Calvache’s experience also includes supervision, managerial, and technical responsibilities for design, construction, start-up, and operations and maintenance (O&M) projects concerning landfill gas (LFG) collection and control systems (GCCS).

Download the Presentation


Tiffany Medley, Ph.D., Cornerstone – A Tetra Tech Company

“Air Compliance Update”

Dr. Tiffany Medley has 17 years of experience providing air quality permitting and compliance services in the Northeastern United States.  Her responsibilities are primarily committed to air quality permitting and compliance for county, state and private facilities.  Tiffany helps facilities comply with State and Federal air pollution requirements and represents their interests for all New Jersey Department of Environmental Protection (NJDEP) and U.S. Environmental Protection Agency (EPA) permits or enforcement issues.

Download the Presentation