Oscar Larson & Associates
ENGINEERING 
ENVIRONMENTAL PLANNING RISK MANAGEMENT
Key Personnel
To navigate to Key Personnel in Western States and Internationally, click on name:
Stein Coriell
Senior Environmental Analyst/Planner
Kenneth G. Davlin, P.E., M.B.A
Project Manager/President
John N. DeBoice, P.E., Ph.D.
Senior Engineer/Water & Wastewater
Greg M. Hall, P.E.
Project Civil Engineer
Steve Paynter, P.E.
Project Engineer
Carter Redding, CHMM
Project Manager
N. Michael Thomas, P.E.
Project Civil Engineer
Stein Coriell, Senior Environment Department Manager
Environmental Analyst/Planner | coriell@olarson.com | resume
Mr. Coriell has 7 years of experience in:
- Planning
- Permitting
- Project Development
- Environmental Documentation
His experience includes:
- Environmental Research
- Development of Project Descriptions
- Permit Acquisition
- Regulatory Agency Liaison
- Preparation of CEQA and NEPA Documents
- Grant Funding Processing
- Computer Aided Drafting (CAD)
- Stormwater Pollution Prevention Plans
- Noise Pollution Studies
- Wetland Delineation
- Construction Observation
- Environmental Mitigation Management
Kenneth G. Davlin, P.E., M.B.A., Project Manager/President
Senior Engineer | kdavlin@olarson.com | resume
Mr. Davlin has over 30 years of experience in the field of civil engineering. His experience includes:
- Project Management
- Project Scope Development
- Designs, Construction Drawings and Specifications and Cost Opinions
- Feasibility Studies
- Construction Management
- Coastal, Harbor and Marinas
- Energy, Hydroelectric, Wood Fired Electrical
- Water
- Sewage and Sewer
- Land Development, Subdivisions, Industrial Parks
- Roads, Streets and Highways
- Buildings and Codes
- Industrial, Commercial and Municipal Projects
- City Engineer
- Water District Engineer
- Harbor District Engineer
- Projects in North America, Russia, Britain, Central America and South America
He practices engineering as a Client Program Consultant, Project Manager, and Project Engineer, for infrastructure development programs. His Project Management experience incorporates development of financing programs, creation of assessment districts, and program and business plan development.
John N. DeBoice, P.E., Ph.D., Senior Project Engineer/Water & Wastewater
Senior Engineer | jdeboice@olarson.com | resume
Dr. DeBoice has a broad range of experience in the field of sanitary engineering. His wastewater system experience includes:
- Planning, Design and Construction of:
- Wastewater Treatment Facilities,
- Sewers
- Lift Stations
- Force Mains
- Wastewater Treatment Facilities,
As well as Computer Modeling of:
- Sewer Systems
- Waste Treatment Processes
He has also done Evaluations of the Impact of Wastewater Discharge to:
- Ground Waters
- Marshlands
- Tidal Sloughs
- Rivers
- Open Ocean AreaS
His water system experience includes:
- Evaluations of Water Treatment and Distribution Facilities
- Computer Modeling of Water Distribution Systems
- Planning, Design and Construction of Water Treatment, Distribution and Storage Facilities
Dr. DeBoice has also carried out pilot studies, designed waste handling facilities for water treatment plants, conducted corrosion studies and spoken on disinfection at Water Treatment Forums and Workshops held by the California section, AWWA, throughout California and Nevada.
Dr. DeBoice has also been responsible for the design and construction of industrial water supply and wastewater disposal facilities, and has conducted waste surveys, in-plant source control programs, and studies of corrosion, scaling, and biological fouling of cooling towers, boilers, and water distribution piping. He has authored several technical publications and given presentations at numerous technical meetings and conferences.
Greg M. Hall, P.E., Project Civil Engineer
Project Engineer | greghall@olarson.com | resume
Mr. Hall has over eight years of experience in:
- Water and Wastewater Systems
- Commercial and Residential Development
- Public Infrastructure Planning
- Design and Construction Management
His experience also includes:
- Water Transmission Main Design
- Hydraulic Modeling of Water Distribution Systems
- Design of Public Water Supply Wells
- Water Well/Spring Production Testing
- Water and Wastewater Treatment Process Analysis and Design
- Sanitary Sewer Design and Rehabilitation
- Preparation of Stormwater Hydrologic Reports and Calculations
- Stormwater Detention Basin and Culvert Design
- Wet Weather Testing for Onsite Wastewater Systems
- Onsite Wastewater System Design
- Residential and Commercial Site Design including Compliance with the Americans with Disabilities Act;
- Levee Design
- Coordination with Public Agencies from Planning through Post-Construction phases;
- Preparation of Construction Contract Documents, Specifications, Drawings, and Cost Estimates
- Construction Contract Management and Administration
- Construction Observation and Inspection for Compliance with Contract Documents
- Concrete Sampling and Testing
- Soil Compaction Testing
- Construction Staking
Steve Paynter, P.E., Senior Engineer and Division Manager
Project Engineer |spaynter@olarson.com | resume
Mr. Paynter has more than 30-years of experience in the field of Civil Engineering. He is currently serves the role of project engineer and engineering team leader where he has managed and contributed to numerous projects ranging from Central Oregon to Central California that involve:
- Street and roadway design and construction.
- Water system management, study, distribution and storage facility design and construction.
- Large and small scale sanitary sewerage collection system study, design and construction.
- On-site (septic) waste water study, explorations and system sizing.
- Storm drainage conveyance study, design and construction.
- Development of construction materials management and sampling programs.
- Construction observation, inspection and materials sampling.
- Hazardous Materials
- Regulatory Compliance
- Emergency Planning Management and Training
- Research
- Engineering
- Applied Science
- Analysis of Pipelines for Consumer Demand and Fire Flow
- Design Concept Development
- Calculations for Pump Stations and their Housings
- Tank Design
- Project Cost Estimating
Carter Redding, CHMM, Manager, Health, Safety and Risk Management Division
Project Manager | credding@olarson.com | resume
Mr. Redding has over 10 years of experience in the fields of:
He has more than 25 years of experience in the general fields of:
His foundation disciplines in geology and geochemistry have been used to develop treatment technologies, provide individual customer solutions using standard industrial technologies, and as a basis for his engineering work. His specialty is in bringing his diverse experience to produce unique solutions for his clients’ problems, and being able to work and manage different personnel from different groups in a team setting.
Mr. Redding’s main work is in the areas of hazardous material and hazardous waste storage. His passion is managing these environments to help clients provide a safe environment for their workforces and the neighborhoods surrounding their facilities. To that end, he participates in and manages safety program and emergency planning and response activities for his clients. He was certified as a Hazardous Materials Manager (CHMM) in 2003.
Mr. Thomas has experience in the design of water supply systems. This includes:
In the course of this work, structural design of multiple foundations, industrial buildings, and tanks have been created, as well as, the analysis of others’ designs. Additionally, Mr. Thomas has engaged in systems design for handling, treatment, and various disposal methods for sewage treatment biosolids.
For Additional Information:
Contact us to help you create cost effective, and timely project solutions. For more information, or to talk about a specific project, call OLA at 800.660.2043 or email to larson@olarson.com
ENGINEERING ENVIRONMENTAL PLANNING RISK MANAGEMENT
Copyright © 2011 Oscar Larson & Associates | Web page designed by CWB