United States
California - Ventura
The Ventura, CA team of Trinity Consultants/Sespe Consulting serves clients industries such as real estate development, waterfront development, mining and construction materials, agriculture, healthcare, manufacturing, oil and gas, and more. Areas of expertise and experience include EHS regulatory compliance, land use planning, NEPA/CEQA support, and SMARA requirements, and geological services.
Industries we serve include:
- Agriculture
- Commercial and Residential Development
- Construction Materials
- Electric Power
- General Manufacturing
- Mining
- Oil & Gas
- Solid Waste & Recycling
Local Leadership
California - Ventura
374 Poli Street, Suite 200
Ventura, California 93001
- Phone:
- 805.275.1515
- TOLL-FREE:
- 888.555.2340
California - Ventura
Our Services Offered
Air Quality Permitting
Trinity Consultants are experts in air permitting support for compliance with the Clean Air Act, offering comprehensive services from strategy, application development, and agency negotiations.
Auditing and Verification
Boost EHS compliance and performance with tailored Auditing & Verification solutions for regulatory compliance, management systems, and risk management.
CEQA Support
Trinity's CEQA regulatory expertise, technical proficiency, responsiveness, and creative thinking empower clients with the insights needed to comply with confidence.
Emissions Calculations, Inventories, and Reporting
Trinity specializes in comprehensive emissions inventory and reporting for facilities, leveraging EPA and industry data to accurately identify and quantify emissions utilizing detailed reporting and advanced EHS digital solutions.
Health Risk Assessment
Trinity is the industry leader in air dispersion modeling studies, population exposure assessments, health risk characterizations, ambient monitoring and related air toxics work.
Industrial Odor Analysis
Optimize your industry's air quality with Trinity's comprehensive odor management services, including ambient air monitoring, dispersion modeling, emissions analysis, and expert training.
Land Use Planning Services
Trinity Consultants' land use planning engineers maximize project potential with expertise in feasibility, permits, CEQA/NEPA, compliance, public hearings, and regulatory negotiations.
NEPA Support
Our team of scientists, consultants, and project managers are experienced in developing and managing diverse NEPA projects and compliance activities.
Noise and Vibration
Maximize compliance and minimize noise impact with Trinity's specialized assessments, modeling, and mitigation solutions for industrial and commercial sectors.
Spill Prevention, Control, and Countermeasure Plan (SPCC)
Trinity has the expertise to develop SPCC Plans across numerous industrial facilities and can assist with plan revisions and program audits.
Stormwater Pollution Prevention Plan (SWPPP)
Trinity is the leading industry regulatory expert in SWPPP stormwater runoff from industrial facilities and construction sites that can contaminate rivers, lakes, and coastal waters.
Water Quality Permitting and Compliance
Trinity provides expertise across wastewater permitting and compliance; storm water permitting and compliance; spill prevention, control and countermeasures planning and compliance; wetlands permitting; and other CWA programs.Insights
Local News
2025 CEQA Updates - New Streamlining Pathways for California Projects
California Commits to Repealing its Advanced Clean Fleets and In-Use Locomotives Rules while Pursuing its Zero Emission Forklifts Rule
Sacramento Metro Area Attainment Designation for 2008 Ozone NAAQS
Bay Area Air District to Amend Rule 6-4: Metal Recycling and Shredding Operations
The Bay Area Air District (the District) held a virtual workshop on July 10, 2025 discussing their plans to impose more standardized and stringent air permitting requirements for facilities that recycle metals or have metal shredding operations on-site after several air quality concerns resulting from recent fire incidents and the release of Light Fibrous Material (LFM) from nearby facilities. Most notably, this includes the replacement of the Emission Minimization Plans (EMPs) for facili...
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