Our Team
We at Cook-Joyce, Inc. are environmental engineers, geologists and consultants committed to producing exceptional quality work for the best value. Our focus is on developing enduring relationships with our clients, understanding their needs and concerns, and providing a quality product respected by the regulators.
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Corey Klingelhefer, P.E.
Senior Project Staff -
Doug Granger, P.G.
Senior Geology Advisor – Board of Directors -
Diana Dworaczyk, P.E.
Senior Project Staff -
Brian Dudley, P.E.
Senior Project Staff -
Karen Bass
Project Staff – Administrative Support

Jeff Glaser, P.E.
President – Board of Directors
- Clean Water Act
- Resource Conservation and Recovery Act (RCRA)
- Safe Drinking Water Act
- Clean Air Act
- CERCLA/SARA
- Railroad Commission Statewide Rules and Recycling Rules
- Texas Pollutant Discharge Elimination System (TPDES) Permit and Texas Land Application Permit (TLAP) Applications
- Stormwater Pollution Prevention Plans (Industrial and Construction)
- Regulatory Liaison and Negotiations
- Plan Preparation and Certification
- Training
- Facility Design and Permitting
- Design Assessments and Installation/Repair Certifications
- Closure Plans, Closure Cost Estimates, and Closure Certifications
- Railroad Commission Recycling Permit Applications
- Preparation of Plans and Specifications
- Regulatory Liaison and Negotiations
- Compliance Alternatives
- Regulatory Impacts

Kathy L. McGee, P.E.
Chief Executive Officer – Board of Directors
Kathy has worked for Cook-Joyce, Inc. since 1983 and in 2013 became its President. As of 2018, she serves as CJI’s CEO and also has a seat on the Board of Directors. Kathy graduated from the University of Texas with a degree in chemical engineering and has over 39 years of experience in the environmental engineering consulting business. As a professional engineer, she has focused on waste management engineering/assessments and regulatory evaluation and liaison projects. Her qualifications include:
Waste Management Engineering and Assessments- Waste Characterization
- Waste Management Unit/Facility Designs
- Closure Plan Preparation/Certification
- Hazardous/PCB/Solid Waste Permit Application Preparation
- Radioactive Waste Licensing Support
- Contaminant Investigation/Evaluation
- Remedial Options Analysis
- Remedial Design/Implementation
- Environmental Monitoring Program Development
- Environmental Monitoring Data Review/Evaluation
- Compliance Audits and Assessments
- Regulatory Options Analyses
- Regulatory Interpretations
- Enforcement and Permitting Negotiations/Liaison

Stephen L. Cook, P.E.
Senior Engineering Advisor – Board of Directors
- Multi-Discipline Project Management
- Industrial Hazardous and Non-Hazardous Waste Management
- Site Investigation and Remediation
- RCRA Permitting and Facility Design
- Trial Burn Design and Management
- Regulatory Liaison
- Facility Construction Oversight and Certification
- Air and Industrial Waste Permitting
- Byproduct Material and Low Level Radioactive Waste Licensing

Joe Pere
Senior Project Staff
- Federal Clean Air Act
- State New Source Review Air Permitting in Texas, Louisiana, and North Dakota
- Federal Title V Operating Permits in Texas and Louisiana
- New Source Performance Standards (NSPS)
- National Emissions Standards for Hazardous Air Pollutants (NESHAP)
- Maximum Achievable Control Technology (MACT)
- Analysis of proposed and final rulemaking for affected industries
- Mandatory reporting for greenhouse gases under the Greenhouse Gas Reporting Program (GHGRP), 40 CFR Part 98, Subparts C, W, NN, OO, and UU.
- Process simulation analysis using VMGSim for oil and gas facilities
- Control/capture device design and implementation for storage tanks at oil and gas facilities
- Lead operator and field engineer on various production and well testing programs
- Field auditor during air compliance reviews and data collection for various industries
- Desktop analysis of environmental permitting and compliance for various facilities in the oil and gas, fractionation, refining, and lumber industries.
- Compliance Alternatives
- Emissions Controls
- Regulatory Impacts

Corey Klingelhefer, P.E.
Senior Project Staff
Corey holds a degree in civil engineering from the University of Texas. He has over 25 years of experience in the environmental engineering consulting business. As Senior Project Staff for Cook-Joyce, Inc., he has focused on civil and waste management engineering/assessments, and regulatory evaluation and liaison projects. His qualifications include:
- Project Management
- Civil and Waste Management Engineering
- Hazardous and Solid Waste Management Facility Design and Permitting
- RCRA Tank Design Assessments and Installation/Repair Certification
- Regulatory Evaluations and Compliance Support
- Regulatory Negotiations/Liaison
- Phase I and Phase II Environmental Site Assessments
- Surface and Subsurface Investigations and Evaluations
- Waste Characterization and Disposal Assistance
- Risk Assessments and Evaluations
- TRRP Investigations and Corrective Action
- UST Removals and LPST Investigations/Corrective Action
- Remedial System Design and Implementation
- Closure and Post-Closure Planning, Monitoring, and Certification
- Stormwater Pollution Prevention Plan Preparation
- Statistical Analysis of Environmental Data
- Quality Assurance Review and Program Development/Implementation

Kevin Lonseth, P.G.
Project Staff
Kevin graduated from Texas A&M University with a degree in geology in 1997. Kevin was licensed as a Professional Geoscientist in 2007. He has worked as an environmental consultant for Cook-Joyce, Inc. for over 17 years, focusing his efforts on environmental assessments, site closures, and regulatory compliance. His qualifications include:
Site Investigation and Remediation- Environmental Site Assessments
- Surface and Subsurface Investigations and Evaluations
- Waste Characterization and Disposal Assistance
- Risk Assessments and Evaluations
- TRRP Investigations and Corrective Action
- Environmental Data Usability and Statistical Analysis
- Industrial, Hazardous, and Municipal Solid Waste Permitting
- RCRA/Hazardous Waste Closure Programs
- Construction Quality Assurance (CQA) of Landfills and Wastewater Ponds
- Soil and Groundwater Sampling
- Monitor Well Design, Installation, and Development
- Pump and Aquifer Testing
- Remedial Construction Oversight
- GPS Surveying

Beau Boggs, E.I.T.
Project Staff
Beau Boggs graduated from Purdue University with a bachelors degree in Environmental and Ecological Engineering in May 2018. He has worked with the site development team of an oil and gas engineering firm. Beau’s professional background includes:
Environmental Feasibility Studies- Compile reports that included affected public lands, wetlands, endangered species and contaminated soils.
- Surface modeling and existing survey manipulation in Civil 3D.
- Stormwater drainage and detention modeling.
- Cut-Fill modeling for construction estimations.

Doug Granger, P.G.
Senior Geology Advisor – Board of Directors
Doug has been with Cook-Joyce, Inc. since 1985 and is a Director for CJI and Senior Geology Advisor. As a professional geoscientist, he has focused his talents on groundwater hydrology, engineering geology and geology. Doug graduated from Stephen F. Austin State University with a degree in geology and has graduate studies in hydrogeology from Wright State University. His qualifications include:
Groundwater Hydrology- Resource Evaluations
- Groundwater Monitoring Programs
- Water Well Design
- Groundwater Sampling Programs
- Groundwater Restoration
- Geologic Investigations
- Geophysical Investigations
- RCRA Permitting and Radioactive Waste Licensing
- Surface and Subsurface Evaluations
- Site Selection and Evaluations
- Geophysical Logging

Diana Dworaczyk, P.E.
Senior Project Staff
Diana has over 20 years of experience in the environmental engineering consulting business. She graduated from the University of Texas with a degree in civil engineering. As a professional engineer, she has focused on municipal and industrial landfill design, permitting and operations, stormwater, drainage and regulatory evaluation projects. Her qualifications include:
- Drainage System Evaluation, Design, and Modeling
- Floodplain Analysis/Modeling
- Landfill Design/Engineering
- RCRA Permitting and Design
- Land Development Design and Permitting
- Storm Water Pollution Prevention
- Leachate Control/Leak Detection Systems
- HELP Modeling
- NQA1 Construction Quality Assurance Program

Brian Dudley, P.E.
Senior Project Staff
Brian graduated from the University of Texas with a degree in civil engineering and from the University of California at Berkeley with master’s degree in civil engineering. He has nearly 40 years of experience in the environmental engineering consulting business. As a professional engineer, he has focused his talents on municipal and industrial landfill design, permitting and operations, waste management engineering and regulatory evaluation projects. His qualifications include:
- Municipal and Industrial Waste Management
- Waste Permit Applications and Regulator Liaison
- Waste Disposal Option Evaluation
- Landfill Design/Layout and Operations
- Construction Quality Assurance Certification
- Leachate/Methane Control Systems
- Cleanup and Closure Plans for Waste Sites
- Stormwater Control
- Liquid and Greasetrap Waste Processing
- Composting Systems
- Renewable Energy (Bioreactor) Systems
- Tire Processing Facilities

Karen Bass
Project Staff – Administrative Support
Karen joined Cook-Joyce, Inc. in 2011 and provides accounting, administrative, document reproduction, project management and technical assistance support for our technical staff.

Steve Berridge
AutoCAD Technician
Since 1991, Steve Berridge has been providing AutoCAD services for CJI. He has helped to create drawings and documents in support of permit applications and reports for landfill design, stormwater, evaporation ponds, drainage ditches, air quality, soil and groundwater remediation and site assessment projects. Steve graduated from the Austin Community College with a degree in Engineering Design Graphics. His qualifications include:
Drafting- Cross Sections
- Flow Charts
- Landfill Drawings
- Digital Terrain Modeling
- Air Modeling
- Aerial Photograph Research
- Groundwater Well Location Research