Geosyntec Walnut Creek, California Office
Each of our offices can assist clients with our complete range of proven and innovative engineering and scientific services from our global network of leading consultants. See a list of our practice areas »
Address: 2700 Ygnacio Valley Road, Suite 130, Walnut Creek, CA, 94598, USA
Telephone: 925-357-6197
Principal Consultants
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Ravi Arulanantham, Ph.D.
Ravi Arulanantham is a Senior Principal Toxicologist based in California with more than 20 years of experience focused on risk assessment and remediation management. He is recognized as a leader in applying risk-based decision-making to the development of remediation strategies for environmentally impacted sites. Risk-based decision making (RBDM) is a process used to design restoration plans for impacted sites after assessing the degree of risk a site poses to human health and the env ... -
Krzysztof S. Jesionek, P.E.
Krzysztof Jesionek is a Principal Environmental Engineer based in California with more than 35 years of experience focused on solid and hazardous waste management, including facility design and closure, permitting, construction management, and construction quality assurance (CQA) in the United States, Canada, and Poland. As a consultant, Krzysztof has managed both site assessments and remediation projects for contaminated groundwater and soil. He has prepared permit and design docum ...
Related Geosyntec News
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Geosyntec Professionals to Present on the Vapor Intrusion Pathway for the Los Angeles County Bar Association
Tuesday, 30 January 2018
Ravi Arulanantham and Robert Ettinger (California) will present at the Los Angeles County Bar Association (LACBA) lunch program entitled "Dynamic Landscape of the Vapor Intrusion Pathway" at the Los Angeles County Bar Association in California from 12:30 to 1:30 p.m. on February 14, 2018. Ravi Arulanantham is a Senior P ... -
Ravi Arulanantham to Provide Training Webinars for U.S. EPA and State Regulators
Tuesday, 03 October 2017
Ravi Arulanantham (California) was invited by U.S. EPA and the Office of Underground Storage Tanks (OUST) program to provide two training webinars for the U.S. EPA's new employees and state regulators on the topic of risk-based corrective action (RBCA) on October 5 and November 6, 2017. The webinar held on October 5, 201 ... -
Ravi Arulanantham to Present on Environmental Law for The Orange County Bar Association
Monday, 30 January 2017
Ravi Arulanantham (California) will present at the Orange County Bar Association (OCBA) Environmental Law Meeting on February 2, 2017. Ravi will present alongside Norman A. Dupont, Esq. (Ring Bender LLLP) and Debbie Soukup, Ph.D. (Partner Engineering and Science, Inc.). The series, titled "You've Got the Lab Data, Now Wh ... -
Event Roundup: Geosyntec Events for June 9-15, 2013
Friday, 11 October 2013See which conferences, symposia, and other events our practitioners will attend next week! Click the name of the conference to visit that event's website. Please call or email the contact person listed to learn specific details on our participation.Battelle 2nd International Symposium on Bioremediation and Sustainab ... -
Geosyntec Practitioners to Present at Battelle Bioremediation Symposium in Jacksonville, Florida
Friday, 11 October 2013Geosyntec Consultants will be well represented at the 2nd International Symposium on Bioremediation and Sustainable Environmental Technologies, organized and presented by Battelle June 10-13, 2013, in Jacksonville, Florida.Scientists, engineers, regulators, and other environmental professionals representing universities, ... -
Geosyntec Practitioners to Present at International Conference on Soil, Water, Energy, and Air in San Diego
Friday, 11 October 2013Practitioners from the Geosyntec family of companies will be among the presenters at the 23rd Annual International Conference on Soil, Water, Energy, and Air, set for March 18-21, 2013, in San Diego.Presented by the Association for Environmental Health and Sciences (AEHS), the conference facilitates the exchange of inform ... -
Event Roundup: Geosyntec Events for March 3-9, 2013
Friday, 11 October 2013American Society of Civil Engineers (ASCE) Geo-Congress 2013 March 3-6, 2013 San Diego, CaliforniaGeosyntec Participants:Senior Engineer Brian Klapp (Raleigh) Associate Beth Gross (Austin) Associate Steve Fitzwilliam (San Diego) Senior Engineer Jennif ... -
Geosyntec Practitioners to Present at 2013 RemTEC Environmental Remediation Summit in Denver
Friday, 11 October 2013Geosyntec practitioners will be among the presenters at the RemTEC Summit in Denver, presented by Pollution Engineering and the Georgia Institute of Technology on March 4-6, 2013.This year marks the third RemTEC summit focused on advancing the state of the practice for the environmental science and remediation industry. A ...
