Analytical Chemistry & Air Quality Expert Witness

Our senior analytical chemist provides defensible, data-driven analysis for complex air quality, odor, emissions, and exposure disputes.

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World-Class Analytical Chemistry Expertise

Decades of experience delivering rigorous, courtroom-tested air monitoring and emissions analysis for high-stakes matters.

Senior Analytical Chemist

PhD – Physical & Environmental Chemistry • Qualified Environmental Professional (QEP)

Our senior analytical chemist is a nationally recognized leader in environmental measurement science, advancing air monitoring, emissions characterization, and defensible on-site analytics for more than three decades. This expert pairs deep laboratory proficiency with rapid-response field deployments to address community concerns, industrial incidents, and regulatory disputes.

As a long-standing participant in EPA Science Advisory Panels and a conference chair for the Air & Waste Management Association, our chemist brings authoritative perspective to emerging contaminant detection, exposure reconstruction, and odor mitigation. Peer reviewers and courts rely on the expert’s QA/QC-driven methodologies, instrumentation mastery, and transparent reporting under Daubert standards.

Credentials at a Glance

PhD in Physical & Environmental Chemistry • Qualified Environmental Professional • EPA Science Advisory Panel member • 60+ publications and presentations • 20+ years conference chair/co-chair • Extensive expert testimony with zero exclusions.

Instrumentation Mastery

Validated deployment of GC, GC/MS, FT-IR, PTR-MS, SIFT-MS, continuous analyzers, and integrated meteorological systems for traceable data.

Litigation-Tested Experience

Industrial, community, and residential investigations spanning semiconductor emissions, mine-tailings PM10 networks, vapor intrusion, and CAFO odor disputes.

Defensible Opinions

Sampling designs, analytical protocols, and uncertainty analyses that satisfy QA/QC, regulatory, and Daubert expectations.

Why Attorneys Retain Our Analytical Chemist

We deliver defensible science, rapid insight, and transparent communication for contentious air quality and exposure disputes.

Defensible Methods

Sampling designs and analytical protocols aligned with project DQOs, QA/QC requirements, and Daubert admissibility standards.

Court-Ready Reporting

Clear opinions grounded in validated instrumentation and traceable data, including GC/MS, FT-IR, PTR-MS, and SIFT-MS outputs.

Real-World Experience

Industrial, community, and residential investigations supported by rapid on-site analysis when timing and public transparency matter.

Source Attribution

Integrated analytical and meteorological evidence to differentiate emission sources and allocate responsibility with confidence.

Core Analytical Chemistry Services

Comprehensive support from fit-for-purpose method design through expert testimony on air quality, odor, and exposure matters.

Ambient & Industrial Air Quality Analysis

Comprehensive characterization of VOCs, SVOCs, reduced sulfur compounds, and metals (including hexavalent chromium).

  • Continuous and integrated monitoring strategies
  • Mobile deployments for hot-spot investigations
  • Emission trend analysis and compliance support

Odor Emissions & Nuisance Claims

Real-time and laboratory quantification of odorants for facilities, area sources, and CAFO operations.

  • Field olfactometry and laboratory confirmation
  • Mitigation effectiveness evaluations
  • Community engagement and communication support

Chemical Release & Exposure Assessment

Community and workplace exposure reconstruction following acute or chronic releases.

  • Subsurface vapor intrusion investigations
  • Residential infiltration studies
  • Risk context assessment and regulatory interface

Analytical Method Development & On-Site Analysis

Fit-for-purpose field and laboratory methods from rapid screening to confirmatory analysis.

  • Continuous analyzers, GC, GC/MS, PTR-MS, SIFT-MS, FT-IR
  • Meteorological and operational data integration
  • Custom SOPs and validation packages

Quality Assurance & Data Validation

Project-specific QA/QC frameworks aligned with regulatory expectations.

  • DQO development, calibration, and verification
  • Uncertainty analysis and detection-limit documentation
  • Independent technical review and compliance support

Professional Background

Leadership roles across environmental consultancies, research programs, and academic platforms underpin a decades-long record of innovation.

Career Highlights

Senior Analytical Chemist with prior roles including Principal, Senior Managing Scientist, Director of Industrial Services, Director of Research & Technical Services, Senior/Group-Lead Chemist, and university research co-director and associate researcher.

Teaching & Professional Service

Instructor for UC Berkeley and UC Davis Extension programs covering air sampling, air quality, and environmental analytics. Long-standing chair/co-chair of AWMA’s Air Quality Measurement Methods & Technology Conference and participant on EPA Science Advisory Panels for fumigant exposure models.

Publications & Thought Leadership

  • Editor and author of Sampling and Analysis of Airborne Pollutants
  • Chapter author in Principles of Environmental Analysis
  • Contributor to 60+ peer-reviewed publications and conference papers

Methodology That Stands Up In Court

From sampling strategy through uncertainty disclosure, our approach embeds QA/QC discipline at every stage.

1

Sampling Strategy Design

Methods and media tailored to data quality objectives, site constraints, and regulatory expectations.

2

Validated Analytics

Field and laboratory techniques supported by calibration, verification, and defensible detection limits.

3

Data Integration

Combines analytical results with meteorological and operational data for cohesive interpretation.

4

Source Attribution & Risk Context

Allocates emissions to responsible sources while framing exposure and compliance implications.

5

Transparent Uncertainty

Reports limitations, precision, bias, and uncertainty plainly to withstand scrutiny.

Case Types We Handle

  • Fires and combustion investigations
  • Industrial and ambient air disputes
  • Odor nuisance and mitigation matters
  • Chemical releases and exposure reconstruction
  • Hexavalent chromium and metals emissions
  • Vapor intrusion and residential infiltration
  • Process emissions and regulatory compliance

Need Analytical Chemistry & Air Quality Support?

Engage our senior analytical chemist for rapid assessments, defensible analytics, and clear litigation testimony.