Denise Duffy & Associates

DD&A is an award-winning, State of California-certified Small and Woman-owned business. We have been known as one of the premier environmental planning firms on the California Central Coast for over three decades. Each of our practice areas is highly regarded, and our senior staff are recognized throughout the California environmental planning community for their commitment to our clients' projects. Throughout our history, we have played a predominant role in developing how environmental planning and services are practiced on the California coast. DD&A offers planning, natural resource, and environmental consulting services to local, regional, state, and federal agencies, in addition to private landowners and developers. We specialize in preparing California Environmental Quality Act (CEQA) and National Environmental Policy Act (NEPA) documentation, as well as providing regulatory permit acquisition, mitigation monitoring and reporting/condition compliance, and public outreach services. DD&A's Natural Resource Division consists of a multidisciplinary team of scientists that provide expert biological and ecosystem analysis services, as well as biological monitoring services for all phases of construction. DD&A is committed to effective problem solving that allows clients to meet their planning needs while also ensuring consistency and compliance with applicable land use and environmental regulations. DD&A is defined by our responsive service, integrity, and extensive staff experience. We believe that maintaining a true partnership between our clients and staff is the most effective means of handling our clients' most challenging environmental projects and regulatory issues. Certifications State Woman Business Enterprise: #13824 State Small (Micro) Business: #20855 CPUC Supplier Clearinghouse Women Business Enterprise USFWS Federal Recovery Permit for CA Tiger Salamander and CA Red-legged Frog: #TE-091857-0 CDFW Scientific and Plant Voucher Collection Permits