Company Principals

Dan B. Bullock, P.E.

Dan B. Bullock, P.E.

Principal Engineer

Expertise

Water Resources and Geotechnical Engineering; Municipal, Industrial, and Hazardous Waste Landfill Design; Dam Inspection and Design; Land Development, Wastewater Collection; Construction Management; Public Infrastructure

Certification

Professional Engineer – Texas, Arkansas, Louisiana, and New Jersey

Education

B.S., Civil Engineering – Texas A&M University (1991)

Craig E. Bennett, P.G.

Craig E. Bennett, P.G.

Principal Hydrogeologist

Expertise

Groundwater Supply; Groundwater Modeling Services; Site Investigations and Assessments; Solid Waste Management; Mine Hydrogeology and Geochemistry; Data Management and Statistical Analysis

Certification

Professional Geologist – Texas and Arkansas
Qualifying Party – Louisiana Hazardous Waste Treatment or Removal Contractor

Education

B.S., Geological Sciences – University of Texas at Austin (1992)

Senior Personnel

Robert M. Alford

Robert M. Alford

Senior Consultant

Expertise

Solid Waste Management; Regulatory Compliance and Permitting; Data Management and Statistical Analysis; Environmental Site Investigations and Assessments; Groundwater Supply

Education

B.S., Wildlife and Fisheries Science/Ecology – Texas A&M University (1994)

Phil Bullock, P.G.

Senior Consulting Geoscientist

Expertise

Environmental consulting; Hydrogeology; Site investigation (soil and groundwater sampling, groundwater monitoring well installations, performance of geophysical surveys, exploratory trenching programs, and the use of DPT and on-site mobile laboratory techniques); Site remediation projects (installation of groundwater/product recovery systems, in situ and ex-situ bioremediation, waste stream treatment, natural attenuation, and soil and buried drum excavations); Waste characterization and disposal; Regulatory liaison; Corrective action; Litigation/settlement support; Expert witness (regulatory compliance, standard of care, site investigation and remediation methodologies and costs, waste sampling protocol, cost allocation, and responsible party identification). Mr. Bullock's experience also includes site investigation and remediation work on five Federal and three State Superfund sites. He currently holds a process and utility patent for a groundwater and free product recovery system.

Certification

Professional Geologist – Texas

Education

B.S., Geology – University of Texas at Austin

Edward E. Ficker, P.G.

Project Geologist

Expertise

Site Investigations and Assessments; Remediation Oversight and Documentation; Groundwater and Soil Investigation; Construction Quality Assurance; Soil and Groundwater Sampling; Mine Geology; GIS; and Data Management and Analysis

Certification

Professional Geologist – Texas, Kentucky, North Carolina, and Tennessee

Education

B.S. Geology – Appalachian State University (1999)

Peggy S. Hairston, P.E.

Project Engineer

Expertise

Landfill Design; Surface Water Modeling; HELP Modeling; Contractor Supervision and Quality Assurance; Public Water Supply and Treatment; Statistical Analysis; and Soil and Groundwater Data Collection and Reporting

Certification

Professional Engineer – Texas

Education

B.S., Geosystems Engineering & Hydrogeology – The University of Texas at Austin (2005)

Craig C. "Charlie" Macon, P.G.

Senior Hydrogeologist

Expertise

Hydrogeologic Site Characterization; Groundwater Resource Evaluation; Soil and Groundwater Assessment and Remediation; Environmental Due Diligence Assessment; RCRA Compliance and Permitting; Coal Combustion Residuals (CCR) Regulatory Compliance; Natural Resource Evaluation in Support of Permitting; Responsible Party Negotiations with Regulatory Agencies; Negotiations with Affected Property Owners; Litigation Support

Certification

Professional Geologist – Texas and Louisiana

Education

M.S., Geology – Texas Tech University (1994)
B.S., Geology – Texas Tech University (1986)

Kimberly A. S. Maloney, P.E.

Project Engineer

Expertise

Regulatory Interpretation and Negotiation Under CERCLA, RCRA, CAA, CWA, and SARA; Remediation System Design, Construction Oversight, and Operation; and Permitting and Reporting for Facilities Regulated by the CAA and CWA.

Certification

Professional Engineer – Texas

Education

B.E., Chemical Engineering – Vanderbilt University (1988)

Joseph C. "Clayton" McKay, P.E.

Senior Engineer

Expertise

Construction engineering design (Landfill, slurry wall, levee, and storm water drainage); Soil and groundwater remediation; Remedial investigation; QA/QC; Risk assessment; Construction management; Industrial services

Certification

Professional Engineer – Texas and Louisiana

Education

M.S., Geological Engineering – University of Mississippi (2004)
B.S., Geological Engineering – University of Mississippi (2000)

Karen M. Miller, P.E., P.G.

Senior Engineer

Expertise

Regulatory Compliance; Project Management; Environmental Permitting; Environmental Auditing; Management Systems; Due Diligence Auditing; TPDES Compliance; and Edwards Aquifer Water Pollution Abatement Plans.

Certification

Professional Engineer – Texas
Professional Geologist – Texas

Education

M.S., Environmental Science and Engineering – Rice University (1989)
B.S., Civil Engineering – Rice University (1985)

Robin P. Stagg, P.E.

Senior Consulting Engineer

Expertise

Evaluation and design of dam spillway structures; design and construction of marine structures and pipelines, including major structures in Cook Inlet and the North Sea, deep water Gulf of Mexico and facilities for Southeast Asia and the Middle East, and in the design and application of special purpose heavy lifting and load transfer systems; design of industrial structures and bridges; forensic engineering, including structural failure analysis and model testing.

Certification

Professional Engineer – Texas

Education

Postgraduate studies, Soil dynamics and laterally loaded piling – University of Texas at Austin (1966)
B.S., Civil Engineering – University of Texas at Austin (1965)

Mason P. Stevens

Project Environmental Scientist

Expertise

Soil and Groundwater Investigations, Assessments, Sampling, and Remediation; Project Management and Construction Oversight; Due Diligence Assessments; Safety Audits and Investigations.

Certification

Licensed Mold Assessment Consultant – Texas
Licensed Asbestos Project Manager, Inspector, and Air Monitoring Technician – Texas

Education

A.A.S., Environmental Health, Specializing in Safety Compliance –
Texas State Technical College (2002)
A.A.S., Environmental Health, Specializing in Environmental Compliance –
Texas State Technical College (2003)

Kirby Tyndall, Ph.D., DABT

Senior Consulting Toxicologist

Expertise

Board Certified Senior Consulting Toxicologist with over 30 years of experience in the fields of toxicology, risk assessment, and risk management; Evaluating potential human health risks associated with potential exposure to contaminants in environmental media (air, water, soil, sediment, and biota including fish); human health risk assessment for contaminated sites; EPA IEUBK model for childhood lead exposure as well as the adult lead model; critical review of toxicity data that serves as the basis for regulatory action levels and successful proposal of alternate values; communication of toxicology and environmental exposure/risk issues to the public, media, regulators, and different stakeholders; expert testimony in a variety of public, legislative, legal and administrative settings.

Certification

American Board of Toxicology Diplomate,
1995, recertified 2000, 2005, 2010, 2015, 2020

Education

Ph.D., Toxicology – Texas A&M University (1991)
B.S., Biomedical Science – Texas A&M University (1987)

Technical Staff

Jacob M. Aitken

Jacob M. Aitken

Staff Environmental Scientist

C.J. Bennett, G.I.T.

C.J. Bennett, G.I.T.

Staff Graduate Geologist

Theresa Cooke

Theresa Cooke

Office Administrator

Chaz Frankenberry

Chaz Frankenberry

Staff Environmental Scientist

Mike Smith

Mike Smith

Staff Graduate Engineer

Jane Alder

Jane Alder

Office Manager

Susan Brown

Susan Brown

Environmental Technician

Amie L. Egbert

Amie L. Egbert

Senior Staff Engineering Technician

Jim Richter

Jim Richter

Senior Staff Environmental Technician

Chris A. Winkler

Chris A. Winkler

Remediation/Construction Supervisor