JOHN AYARBE
, PG
Principal Hydrologist
Albuquerque, New Mexico
- Environmental permitting and compliance for mines
- Groundwater and vadose zone hydrology
- Environmental site characterization
- Aquifer testing and analysis
T. NEIL BLANDFORD, PG
Senior Vice President, Principal Hydrologist
Albuquerque, New Mexico
- Groundwater and contaminant transport modeling
- Water rights analysis
- Water supply investigations
- Expert testimony and litigation support
FARAG BOTROS, PE
Principal Engineer
Costa Mesa, California
- Watershed modeling for water rights
- Contaminant fate and transport modeling
- Litigation support
John Bunch, PG
Principal Scientist
Albuquerque, New Mexico
- Brownfields redevelopment
- Corrective action/remedial design plans
- Phase I and II environmental investigations
Kenny Calhoun, GISP
Geographic Information Systems Manager
Albuquerque, New Mexico
- Geographic information systems
- Aerial and satellite imagery analysis
- Environmental database development
- Expert testimony and litigation support
JOHN CASEY, PE
Principal Engineer
Durango, Colorado
- Oil and gas
- Hydrogeologic investigations
- Remedial action plans
STEPHEN J. CULLEN,
PHD, PG
Senior Vice President – California Operations, Principal Hydrogeologist
Santa Barbara, California
- Soil and groundwater contaminant hydrogeology
- Remediation planning and cost allocation
- Vadose zone, groundwater, and watershed hydrologic studies
- Expert testimony and litigation support
John J. Dodge, PG
Principal Hydrogeologist
Costa Mesa, California
- Soil and groundwater contaminant hydrogeology
- Site investigation and remediation
- Litigation support
Amy Ewing, PG
Principal Hydrogeologist
Albuquerque, New Mexico
- Water resources planning and development
- Managed aquifer recharge
- Watershed management
jennifer hill, pe
Principal Engineer
Albuquerque, New Mexico
- Water, wastewater, and reuse infrastructure engineering
- Utility master planning and asset management
- Construction observation and operations support
Joleen Hines
Soil Testing and Research Laboratory Manager
Albuquerque, New Mexico
- Soil testing
- Research and development
- Sensor calibration
KEVIN S. HOPSON, PG
Vice President – Texas Operations, Principal Scientist
Austin, Texas
- Environmental investigation and remediation
- Groundwater remediation
- Superfund
- Oil and gas
MICHAEL A. JACOBS, PG
Principal Geologist
Midland, Texas
- Oil and gas
- Subsurface investigation for soil or groundwater contamination
- Water supply
JAMES A. KELSEY, PG
President, Principal Scientist
Albuquerque, New Mexico
- Vadose zone hydrology
- Hydraulic properties and groundwater testing
- Instrumentation and automated data acquisition
- Evapotranspiration covers
STEPHANIE J. MOORE, PG
Principal Hydrologist
Austin, Texas
- Water resources planning
- Quantitative, computational hydrogeology
- Managed aquifer recharge
TONY MORGAN, PG, CHG
Vice President, Principal Hydrogeologist
Santa Barbara, California
- Conjunctive use programs
- Groundwater supply exploration and development
- Hydrogeology
- Litigation support
GUNDAR PETERSON, PE
Vice President – New Mexico Operations, Principal Engineer
Albuquerque, New Mexico
- Contaminated soil and groundwater investigation and remediation
- Hazardous and municipal waste facility permitting and engineering
- Stormwater engineering
Gregory Schnaar, PhD
Director of Expert Services, Principal Environmental Scientist
Silver Spring, Maryland
- Groundwater and vadose zone flow and transport modeling
- Contaminant fate and transport
- Basin-scale hydrologic studies and safe-yield analysis
- Expert testimony and litigation support
NICOLE T. SWEETLAND, PHD, PG
Principal Hydrogeologist, DBS&A
President, Geo-Logic Associates
Santa Barbara, California
- Hydrogeology
- Environmental forensics
- Contaminant fate and transport
- Expert testimony and litigation support
DANIEL B. STEPHENS,
PhD, PHg, PG
Founder, Principal Hydrologist
Albuquerque, New Mexico
- Hydrogeology
- Environmental forensics
- Remedial action programs
- Expert testimony and litigation support
TODD UMSTOT
Principal Hydrogeologist
Albuquerque, New Mexico
- Watershed modeling for water rights
- Contaminant fate and transport modeling
- Expert testimony and litigation support
CHRISTOPHER WOLF, PG
Principal Geochemist
Albuquerque, New Mexico
- Geochemistry and water quality
- Water supply wells
- Expert testimony and litigation support
JANET H. WOLFE, CPSM
Director of Business Development
Albuquerque, New Mexico
- Communications and outreach
- Public involvement
- Business development