Contact Us


Environmental Data Services, Inc. (EDS) is a woman-owned, small business providing analytical laboratory data review and validation services in support of the environmental industry. Established in 1992, EDS has grown steadily in support of our client's environmental programs and has gained extensive experience providing clear, concise, and comprehensive data validation reporting. Our strength is our ability to provide high quality service while maintaining a streamlined, cost competitive organization dedicated to our client's needs.

Nancy Weaver is the President and co-founder of EDS and is responsible for the technical data review and validation of laboratory data. Ms. Weaver has over twenty years combined laboratory, data validation and project management experience. She has performed data validation on hundreds of data validation projects. She has extensive knowledge in applying the various regional and project specific data validation guidelines and QAPPs. Her experience also includes writing Quality Assurance Project Plans (QAPPs), managing subcontracted analytical laboratories, performing laboratory audits, participating in field sampling activities and analyzing samples in a laboratory.

EDS is a small, specialized firm providing a single service to support our clients. Because we provide one specialized service, we are not hampered by layers of management and in turn, can offer competitive prices while maintaining a high level of quality. We maintain the highest standards with regard to client satisfaction and responsiveness to client needs by responding to client requests such as short turn around times or use of project specific review criteria such as a site specific Quality Assurance Project Plan (QAPP).

Please browse through our web site and feel free to call or email with any questions. We are always available to discuss data validation questions or issues and look forward to supporting your project.
please contact:

Nancy Weaver, Senior Chemist