LDC is an environmental chemistry QA/QC consulting firm offering an array of services to the Environmental Industry including third party data validation and data usability assessments, custom software products, data management services, specialized training courses, web hosting services and more. LDC was founded in 1991 and is led by our President, Mr. Michael Takaki. We are proud of our record of dedicated service to our clients and to our industry as a whole. Please browse our site to learn more about how we can assist you and do not hesitate to contact our sales office in person to attend a webinar, get a quote for services or to simply learn more about how cost-effective our services and products can be. LDC has a long list of clients served a wide variety of projects successfully completed. Click Here to see a partial listing of clients and project descriptions. We look forward to hearing from you!

 LDC Client Testimonials

"I want to thank LDC again for all the hard work your staff put into our recent project. I know this was a challenging project (especially the legacy part) but LDC has handled it with unparalleled grace and professionalism. The future work on the project will benefit greatly from what you have done."

- CM, U.S. Army Corps of Engineers

  • Data Validation

    LDC is one of the largest and most experienced providers of chemistry data validation services. We are now entering our 19th year of service to our clients in the environmental industry. Click Here to discover more about our data validation services or click on request a quote to be contacted by our sales staff.

  • Software Products

    LDC provides custom software products for the environmental industry. Click Here to learn more about our ADR data review software, Florida ADaPT, AAS laboratory PT and certification management database, AAS Audit software or our MRSPP tool for ranking munitions sites or sign up for a webinar by clicking on the webinar schedule banner below.

  • Training

    LDC has numerous training courses on a regular basis, both at our facility in Carlsbad CA and at remote locations around the US. Click Here to learn more about training for our software products, ethics training, and more. Schedules for upcoming sessions can be found here as well.

  • Web Hosting

    LDC currently hosts websites for many of our customers including Superfund sites. Click Here to learn more about web services.

  • Chemistry Project Assistance

    LDC can provide expert help at a reasonable hourly rate to assist with your chemistry-related project tasks such as preparing and reviewing project QAPPs, data and EDD handling/loading and many other tasks. Click Here to learn more about how we can help on your project.

  • Expert Witness Services

    LDC can assist with your litigation needs as well. Click Here to learn more about how we can assist with your legal needs as related to data quality evaluations.

  • Consulting Services

    LDC’s consulting services include third party auditing of laboratories, field sampling activities and electronic tape audits. We also consult with laboratories to improve their internal QA/QC, prepare for certification programs such as NELAP and others and other matters related to data handling and management, LIMS modifications and more. Click Here to learn more about how we can help.