Geosyntec San Diego Central 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: 2355 Northside Dr., Suite 250, San Diego, CA, 92108, USA
Telephone: 619-297-1530
Principal Consultants
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Ronald Johnson, P.E., G.E.
Ronald Johnson is a Senior Principal Geotechnical Engineer based in California who has been focused on the most seismically active areas of the United States throughout his career. He has led dozens of multidisciplinary teams as they tackled a wide range of challenging and multi-faceted engineering projects, including post-fire erosion efforts and brownfield redevelopment opportunities.
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Kathleen Harrison, P.G. QSP, QSD, QISP, ToR, REA
Kathleen Harrison is a Principal Geologist based in California with more than 20 years of experience focused on watershed management, stormwater pollution prevention, and erosion control. She is a significant contributor to water resource projects across the United States.
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Douglas Baumwirt, P.G., C.H.G.
Doug Baumwirt is a Principal Hydrogeologist based in Southern California with more than 14 years of professional experience focused in the areas of environmental due diligence, site investigation and remediation, and groundwater management. He specializes in helping his clients manage their environmental liabilities, and takes great pride in developing and implementing strategies for regulatory compliance and case closure.
Related
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Douglas Baumwirt, P.G., C.H.G.
Friday, 08 February 2019
Doug Baumwirt is a Principal Hydrogeologist based in Southern California with more than 14 years of professional experience focused in the areas of environmental due diligence, site investigation and remediation, and groundwater management. He specializes in helping his clients manage their environmental liabilities, and takes g ... -
Danielle Kerper, Kathleen Harrison, and Julie Riggio to Present on Source Tracking for IGP Compliance and Cannabis Environmental Compliance at the IEA Annual Environmental Conference
Thursday, 27 September 2018
Danielle Kerper, P.G., QSD, QSP, QISP, Kathleen Harrison, P.G. QSP, QSD, QISP, ToR, and Julie Riggio, QISP, QSP (California) will participate in the Industrial Environmental Association (IEA) 34th Annual Environmental Conference at the San Diego Convention Center on September 27-28, 2018. Danielle assembled and will mode ... -
Geosyntec Awarded 2017 Outstanding Geotechnical Project by ASCE San Diego
Friday, 04 August 2017
Geosyntec was awarded the 2017 Outstanding Geotechnical Project by the San Diego Section of the American Society of Civil Engineers (ASCE) for the Alta La Jolla Drainage Repair – Phase 2 Project in California. The Alta La Jolla Drainage Repair Project mitigated progressive erosion of an ephemeral channel that was threa ... -
Congratulations to Newly Promoted Principals in 2017
Monday, 20 March 2017Geosyntec is pleased to announce the promotion of Andrea Braga, Brandon Mogan, Christopher Gale, Douglas Baumwirt, Janet Goodfellow, Jennifer Nyman, Jeremy Morris, John Persico, Len deVlaming, Matthew Wissler, Melissa Schmitt, Tamara Hebeler, Thomas Bristol, and Victor Damasceno to Principals within the Geosyntec Family of Compa ... -
Kathleen Harrison and Michael Harding to Teach Post-Fire Erosion Control Master Class
Monday, 03 October 2016Kathleen Harrison (California) and Michael Harding (California) will lead a five-session master class series entitled "Fire & Rain: Post-Fire Erosion Control Master Class" from October 6 through November 3, 2016. A panel of post-fire erosion control experts will deliver a live and on-demand, comprehensive five-session m ... -
Geosyntec to Present at CASQA
Thursday, 08 September 2016
Please join Geosyntec at the California Stormwater Quality Association (CASQA) Gold Stormwater Steward Sponsor for a meet and greet with our experts that are speaking at the following sessions and workshops in San Diego on September 11-14, 2016. Monday September 12 - CASQA Training Workshop Speakers L ... -
Ronald Johnson, P.E., G.E.
Tuesday, 15 October 2013
Ronald Johnson is a Senior Principal Geotechnical Engineer based in California who has been focused on the most seismically active areas of the United States throughout his career. He has led dozens of multidisciplinary teams as they tackled a wide range of challenging and multi-faceted engineering projects, including post-fire ... -
Kathleen Harrison, P.G. QSP, QSD, QISP, ToR, REA
Tuesday, 15 October 2013
Kathleen Harrison is a Principal Geologist based in California with more than 20 years of experience focused on watershed management, stormwater pollution prevention, and erosion control. She is a significant contributor to water resource projects across the United States.
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