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Business Details
29 Years
experience
Trusted Environmental Consulting Services
Davenport Engineering has been a trusted leader in environmental consulting since 1997. Our team of engineers, scientists, and analysts specializes in navigating complex regulatory frameworks, delivering expertise in air, water, waste, hazardous materials, climate change, and energy sectors. With offices in California and Texas, we serve diverse industries such as petroleum, semiconductors, aerospace, and energy, offering solutions like emissions inventory reporting, health risk assessments, and climate change compliance.

Our legacy of quality and client-centric advocacy has earned us recognition as a go-to source for environmental compliance. Since our founding by Neal Davenport, weve prioritized environmental stewardship, combining technical excellence with a passion for sustainable solutions. Our clients rely on our ability to transform regulatory challenges into opportunities for long-term business success.
Services
Emissions Inventory Health Risk Assessment Air Permitting Climate Change Compliance Environmental Reporting Hazardous Waste Management Wastewater Compliance Chemical Management Data Management Regulatory Advocacy
Details
  • Year established: 1997
Highlights and features
  • We have over 25 years of experience in environmental consulting.
  • Our team includes CARB-accredited GHG verifiers and seasoned professionals.
  • We serve diverse industries from petroleum to semiconductor processing.
  • We guarantee accurate emissions reporting and compliant climate strategies.
  • We provide strategic advocacy for regulatory challenges and permitting.
Associations and certifications
  • CARB
What people say
Technical expertise Successful permitting Reliable partner Tailored solutions Sustainable practices
Services
Emissions Inventory
Emissions inventories provide foundational data for regulatory fees, trading, and community reporting. Davenport Engineering specializes in precise calculations for criteria pollutants and toxic air contaminants (TAC), ensuring compliance with programs like SARA 313, SCAQMD AER, and BAAQMD Regulation 12-15. Our expertise streamlines complex reporting deadlines and thresholds, minimizing client liability while maintaining transparency.
Health Risk Assessment
Health risk assessments (HRAs) translate toxic emissions into quantifiable risks using models like CARB's HARP software. We prepare HRAs for AB 2588 compliance and permitting, identifying risk sensitivities and reduction measures. Our work ensures alignment with air district requirements, protecting public health and facility operations.
Air Permitting
We navigate permitting programs like PSD, NSR, and Title V, securing workable authorizations for new or modified equipment. Our services include BACT analysis, application preparation, and agency negotiations. With SCAQMD-certified professionals, we ensure permits meet regulatory standards while supporting client operational goals.
Climate Change Compliance
We support GHG reporting under EPA and AB 32 programs, including CARB-accredited verification. Our services cover inventory development, monitoring plan creation, and AB 32 Cap-and-Trade compliance. We help facilities adapt to evolving regulations while optimizing data management systems.
Environmental Reporting
We manage routine environmental reports for Title V, NSPS, and NESHAP programs, including semi-annual SAM and annual ACC reports. Our team develops compliance calendars and executes submissions, freeing clients to focus on strategic priorities while ensuring adherence to deadlines and regulatory accuracy.
People
Neal Davenport
Principal Engineer and Founder
Founded Davenport Engineering in 1997, Neal has built a legacy of environmental compliance expertise. He leads a team specializing in petroleum industry challenges, leveraging decades of experience to guide clients through complex regulations.
Questions
What industries do you work with?
We serve petroleum, semiconductors, aerospace, biofuels, chemicals, manufacturing, and energy sectors.
Do you handle federal and state compliance?
We specialize in both federal and state regulations, including California’s stringent requirements.
How do you manage emissions reporting?
We use advanced tools and CARB-certified methods to prepare accurate, compliant emissions inventories.
What is your experience with AB 2588 HRAs?
We are a leading AB 2588 consulting firm, preparing detailed health risk assessments for compliance.
Do you support GHG reporting?
We’re CARB-accredited GHG verifiers and prepare federally mandated EPA and AB 32 reports.