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Company Principals
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.
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
Qualifying Party – Louisiana Hazardous Waste Treatment or Removal Contractor
Education
B.S., Geological Sciences – University of Texas at Austin (1992)
Senior Personnel
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.
Senior 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)
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)