Welcome to Trinity Consultants Washington DC

Established in 2001, Trinity’s Washington, D.C. office is highly regarded as a quality-focused environmental consulting firm with extensive experience assisting facilities within the District of Columbia. Our talented and experienced staff allows Trinity to deliver insightful solutions efficiently and cost effectively. Our office has in-depth knowledge of the local and federal permitting and compliance processes our clients face. Trinity is a proud member of GSA Advantage to offer federal agencies an easy way to work with us. Our contract number is 47QRAA24D0020.

Washington DC - Specific Expertise

Key Service Specifics by Regulation

Trinity staff bring extensive hands-on knowledge of Washington, D.C. environmental permitting and compliance. We also bring significant building acoustic design and technology expertise to the area.

We specialize in navigating complex air quality regulations. We assist facilities with obtaining Chapter 2 and Title V (Chapter 3) air quality permits from the Department of Energy and Environment (DOEE). We provide expert guidance on air emissions management, permitting, and compliance to help clients meet regulatory obligations while minimizing environmental impact.

We provide environmental multimedia and compliance services that address air, water, and waste regulations across all project phases. Our experts streamline permitting, monitor regulatory changes, and develop strategies that minimize risk, ensure full compliance, and optimize performance across every stage of the project. We also offer on-site support to keep projects moving smoothly and efficiently.

We provide end-to-end water quality solutions that help organizations maintain compliance with federal, state, and local regulations while protecting vital water resources. Services include permitting, monitoring and sampling, stormwater and spill prevention planning, and strategic guidance to align environmental performance with operational goals.

We offer comprehensive EHS management services that strengthen compliance, reduce risk, and drive operational excellence. We deliver solutions including gap analysis, system development, training, auditing, and ISO certification readiness, helping organizations implement practical strategies that improve efficiency and build stakeholder confidence.

We help clients navigate complex waste regulations while aligning strategies with sustainability and operational goals. Our experts support the entire waste lifecycle from generation and handling to treatment, disposal, and beneficial reuse, ensuring compliance, reducing environmental risk, and capturing value from waste streams.

Our Digital Solutions team combines deep EHS expertise with advanced IT consulting to help organizations select, implement, and optimize technology that simplifies compliance and reporting. Our vendor-neutral approach ensures tailored solutions aligned with business goals, delivering accurate, auditable data and measurable ROI. From strategy development to system integration and long-term adoption, we partner with clients throughout their digital transformation journey to enhance visibility, efficiency, and future readiness.

Explore Our Expertise

Learn about our services.

Acoustic Design & Engineering

Our experts support developers, architects, engineers, and facility owners through...
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Air Quality

Ensure air quality compliance with Trinity Consultants. We provide air permitting,...
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Building Technology & Security

Our experts deliver integrated building technology and security services, including...
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Chemical Compliance

Simplify chemical compliance and reduce risk through expert support for TSCA, TRI,...
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EHS Management

Help your business stay safe and compliant through expert EHS management services s...
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Risk Management

Our experts provide risk management services including EHS risk analysis, assessmen...
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Water Quality

Protect your water resources through expert water quality monitoring, SPCC, SWPPP,...
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Can’t find what you need? Let us help you find the right service.

Trinity Consultants serves many areas over multiple industries. If you don’t see what you’re looking for here, check out the individual divisions to find it.

Environmental Consulting | Water & Ecology | Built Environment | Life Sciences

Meet the leaders behind our Washington, D.C. locations.

Our Washington, D.C. offices are here to serve your needs. Contact us today!

Built Environment Built Environment
Environmental Consulting Environmental Consulting
Life Sciences Life Sciences
Water & Ecology Water & Ecology

Washington DC - K Street

Office Leader

Alexis D. Kurtz
Alexis D. Kurtz
Principal
Built Environment
Steven Sinclair
Steven Sinclair
Associate Principal
Built Environment
1401 K Street, NW
Suite 1000
Washington, D.C. 20005

Washington DC - Spectrum Drive

Office Leader

Susan Barnes
Susan Barnes
Principal Consultant
Environmental Consulting
5320 Spectrum Dr
Suite A
Frederick, Maryland 21703

Washington, D.C. Resources

VDEQ Proposes Guidance Document Clarifying When Emergency Generators Are Allowed to Operate During Planned Electric Outages
VDEQ Proposes Guidance Document Clarifying When Emergency Generators Are Allowed to Operate During Planned Electric Outages
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DOEE Proposes Renewing and Revising Source Category Permits for Natural Gas and Diesel-Fired Emergency Engines Subject to RICE MACT
DOEE Proposes Renewing and Revising Source Category Permits for Natural Gas and Diesel-Fired Emergency Engines Subject to RICE MACT
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Related Training

Training Courses

May 21, 2025
For more information on training courses, webinars, and seminars click below.
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