Hashmi S. Quazi, PhD, PE, GE
Dr. Quazi has 32 years of experience providing geotechnical engineering services and has earned a reputation for providing quality work in an honest and ethical manner, on time and within budget. In his capacity as Principal in Charge or Project Manager, Dr. Quazi provides quality control, budget oversight, and technical assistance on various types of projects, including pipelines, wastewater treatment plants, reservoirs, and other related studies. He has supervised site investigations and prepared technical reports for facilities located in areas of high liquefaction potential and difficult subsurface conditions. Dr. Quazi is also responsible for the operation and management of our offices in Redlands, Monrovia, Costa Mesa, Palm Desert, and Palmdale
Norman S. Eke, CAC
Mr. Eke is the Senior Vice President and Managing Officer of Converse’s California Environmental offices. Mr. Eke has served as the Principal-in-Charge and Contract Administrator to deliver services to the various Federal, State, Municipal, Financial, Utility, Educational, Transportation and Private clients. Mr. Eke has 31 years of experience in the fields of Environmental Due Diligence including Initial Site Assessments, Phase I and Phase II Environmental Site Assessments, Asbestos Surveys/Specifications/Abatement Monitoring, Preliminary Endangerment Assessments and associated Supplemental Site Investigations and Removal Action Work Plans/Implementation, various forms of Remediation, Human Health Risk Assessment, and NPDES Permitting/Stormwater management, Methane Assessment/Monitoring/Design and Indoor Air Quality.
Siva K. Sivathasan, PhD, PE, GE, DGE, QSD, F.ASCE
Dr. Sivathasan is a registered civil and geotechnical engineer in California, with 26 years of geotechnical and construction experience. He is skilled at analyzing complex geotechnical problems and has prepared comprehensive reports with detailed recommendations. He also has extensive knowledge of construction projects from managing geotechnical observation and testing, special inspection and material testing, and Caltrans source inspection services. He has been providing source inspection for major transportation projects in Southern California. He is a subject matter expert for the California Board of Professional Engineers, Land Surveyors, and Geologists for geotechnical engineering exam development.
Laura A. Tanaka, CAC, Lead Certified
714-444-9660, EXT. 361
Ms. Tanaka has 30 years of wide ranging and diverse experience in environmental consulting and management. Ms. Tanaka’s experience includes: Phase I and II Environmental Site Assessments, Preliminary Endangerment Assessments, Asbestos, Lead-based Paint, & Mold Services, Third Party Reviews & Consultation, Project Management, Regulatory Agency Experience. Ms. Tanaka has also provided project management and field support for Supplemental Site Investigations and Removal Action Workplans for local school districts. She has performed surveys and abatement monitoring services for municipalities, financial institutions, property management companies, school districts, and the U.S. Navy. Ms. Tanaka routinely reviews documents/reports for clients and provides comments on the appropriateness of the due diligence and recommendations. Ms. Tanaka has project management experience working with regulatory agencies which include the Department of Toxic Substances Control, Regional Water Quality Control Boards, Air Pollution Control Districts including the South Coast Air Quality Management District, as well as local county agencies such as the Orange County Health Care Agency and Los Angeles County, Department of Public Works, and agencies located in central and northern California.