Atty. Trent M. Doyle
Trent Doyle advises clients on environmental, transportation, and risk management matters, including compliance with United States (U.S.) and international chemical control laws, hazardous materials regulations, and all aspects of the Toxic Substances Control Act (TSCA). The depth and breadth of Trent’s understanding of environmental and transportation laws enables him to support companies up and down the value chain on product stewardship and facility-based issues.
Profile Summary
About Trent M. Doyle at a glance
Trent M. Doyle is a Partner based in Washington, District of Columbia, practicing at Keller and Heckman LLP. Their practice focuses on personal injury, litigation, consumer, environmental, and health care. Educated at College of William and Mary Marshall Wythe School of Law (J.D., 2000) and Colorado School of Mines (B.S. College, 1988). Active member of Memberships •American Bar Association. Serands clients in Washington, DC and the surrounding metropolitan area.
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About
- Trent Doyle advises clients on environmental, transportation, and risk management matters, including compliance with United States (U.S.) and international chemical control laws, hazardous materials regulations, and all aspects of the Toxic Substances Control Act (TSCA)
- The depth and breadth of Trent’s understanding of environmental and transportation laws enables him to support companies up and down the value chain on product stewardship and facility-based issues
- He counsels companies on product testing, classification, packaging, and labeling to address the requirements of the U.S
- Department of Transportation (DOT) hazardous materials regulations and international counterparts (ICAO/IATA, IMDG Code, ADR, etc.)
- He secures government approvals, special permits, and letters of interpretation and represents shippers in investigations and enforcement cases involving the Pipeline and Hazardous Materials Safety Administration (PHMSA), the Federal Aviation Administration (FAA), and other modal administrations and agencies
- Trent has extensive experience in advising companies on the transport of products ranging from bulk industrial chemicals to personal care products and lithium batteries
- He also advises motor carrier clients on compliance with Federal Motor Carrier Safety Administration (FMCSA) regulations and state counterparts
- Trent advises businesses on their environmental compliance management and product stewardship programs
- He helps companies prepare for agency inspections, respond to letters of investigation and data requests, and manage communications with regulatory authorities, customers, and other stakeholders
- He conducts regulatory compliance audits and helps clients obtain relief under the U.S
- Environmental Protection Agency's (EPA) Audit Policy and state audit/self-disclosure laws and policies
- Trent serves as counsel to multiple chemical industry trade associations, providing strategic legal advice on legislative, regulatory, and public policy issues
- Prior to practicing law, Trent worked as an environmental engineer and consultant and prepared numerous air permit applications, emission inventories, environmental impact statements, and compliance plans for a wide range of industrial facilities
- He leverages this experience and technical background in working with a client’s business team/consultants to serve as a trusted legal advisor who can recommend practical solutions to pressing challenges
- Insights & In the News DOT Issues Notice of Enforcement Discretion Regarding the Transportation of Hand Sanitize... 12.11.2020 Publication EPA Publishes Lists of Manufacturers Subject to TSCA Risk Evaluation Fees 08.27.2020 Publication FMCSA Grants Three-Month Waiver from Pre-Employment Controlled Substances Testing Require... 06.16.2020 Publication More Insights Best Law Firms Features Keller and Heckman in 2026 Edition Press Release 11.06.2025
Practice Areas Explained
Trent M. Doyle's Areas of Practice
Each practice area below reflects the types of cases Trent M. Doyle handles, with a brief overview of what that area of law covers.
Personal injury attorneys help accident victims recover compensation for medical bills, lost wages, and pain & suffering. Most work on contingency — no fee unless you win.
Trent M. Doyle is one of 264,852 personal injury attorneys indexed nationally. Browse personal injury attorneys in District of Columbia →
Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.
Trent M. Doyle is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in District of Columbia →
Consumer protection attorneys for fraud, lemon law, debt harassment, and deceptive trade practices.
Trent M. Doyle is one of 50,607 consumer attorneys indexed nationally. Browse consumer attorneys in District of Columbia →
Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.
Trent M. Doyle is one of 56,434 environmental attorneys indexed nationally. Browse environmental attorneys in District of Columbia →
Health care attorneys for HIPAA, Medicare, Medicaid, regulatory compliance, and medical licensing matters.
Trent M. Doyle is one of 66,735 health care attorneys indexed nationally. Browse health care attorneys in District of Columbia →
Jurisdictional Context
Why local counsel matters in District of Columbia
Practicing law in District of Columbia. Legal matters in District of Columbia are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Washington are typically filed in the local municipal court or the appropriate District of Columbia state district court, depending on subject matter and amount in controversy. An attorney licensed in District of Columbia brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in District of Columbia courts without local counsel or pro hac vice admission.
Looking for additional District of Columbia attorneys? Browse all attorneys in Washington or all attorneys in District of Columbia.
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