Executive Team  

Mr. Sinnock has been with Kjeldsen, Sinnock & Neudeck, Inc. since 1977, with extensive experience in the civil engineering profession, focusing on the planning, design and construction of municipal, public works and water resource related projects. As a principal in the firm of Kjeldsen, Sinnock & Neudeck, Inc. since 1982, Mr. Sinnock is responsible for managing the projects undertaken by the firm, coordinating with the client and consultants, and reviewing all technical calculations and design decisions. Mr. Sinnock's previous assignments have provided him with the background and experience to undertake all phases of project development from initial planning through operation and maintenance of the completed project. Read More...

 

Stephen K. Sinnock
P.E.
Principal

 

Mr. Neudeck has worked at Kjeldsen, Sinnock & Neudeck, Inc. since 1982, and has extensive experience in the field of civil engineering, focusing on the planning, design, and construction of a wide variety of water resource and public works related projects. As a principal in the firm of Kjeldsen, Sinnock & Neudeck, Inc. since 1989, Mr. Neudeck is responsible for planning, designing, estimating, contracting, and managing projects undertaken by the firm.  Mr. Neudeck's background provides him the expertise and capability of handling all phases of project development, from the initial planning stages through the operation of the completed project. Read More...

 

 

Christopher H. Neudeck
P.E.
Principal

 

Mr. Colwell joined Kjeldsen, Sinnock & Neudeck, Inc. in 2011 after eighteen years of professional experience in the public and private sectors. Mr. Colwell’s practice has focused on municipal water and wastewater and agricultural water resources in the Western United States, including planning, permitting, studies, design, and construction management. Mr. Colwell’s early professional experience included volunteer work as a civil engineer in Ecuador, where he spent nearly three years with the United States Peace Corps designing and constructing rural water and wastewater systems.
As a principal of the firm, Mr. Colwell is responsible for municipal and agricultural water-related projects and for larger construction management projects undertaken by the firm.  Read More...

  

 

 

Neal T. Colwell, Principal Engineer

Neal T. Colwell
P.E.
Principal

 

Mr. O’Regan joined Kjeldsen, Sinnock & Neudeck, Inc. in 2014 after twenty seven years of professional experience in the public and private sectors. Mr. O’Regan’s practice has focused on water resources and flood control, municipal engineering, construction management, and land use planning. To date his career assignments have included the study, planning, design, financing and implementation of major flood control system improvements; infrastructure implementation and management of municipal engineering functions and for a large city; construction management for public and private infrastructure improvement projects; and land use planning and entitlements for large master planned communities. Read More...

 

Barry O'Regan
P.E.
Principal
 

Mr. Conrad joined Kjeldsen, Sinnock & Neudeck, Inc. in 1992, and has worked in the civil engineering profession since 1977, focusing on the planning, design and construction of public works and public facilities projects. As an associate engineer in the firm of Kjeldsen, Sinnock & Neudeck, Inc., Mr. Conrad is responsible for managing the design and documentation of the projects undertaken by the firm, and coordinating with the client, the design team and consultants. Read More...

 

Michael R. Conrad
P.E.
Engineering Manager

 

Mr. Nehmer joined Kjeldsen, Sinnock & Neudeck, Inc. in 1999, and worked in the land surveying profession since 1997, focusing on the surveying and mapping of large and complex public projects. As a survey manager in the firm of Kjeldsen, Sinnock & Neudeck, Inc., Mr. Nehmer is responsible for managing the surveying and mapping for the projects undertaken by the firm, and coordinating with the client, the design team and consultants. Read More...

 

Kris F. Nehmer
P.L.S.
Survey Manager

 

 

Mr. Barry O'Regan
Mr. Barry O'Regan

Mr. O’Regan joined Kjeldsen, Sinnock & Neudeck, Inc. in 2014 after twenty seven years of professional experience in the public and private sectors. Mr. O’Regan’s practice has focused on water resources and flood control, municipal engineering, construction management, and land use planning. To date his career assignments have included the study, planning, design, financing and implementation of major flood control system improvements; infrastructure implementation and management of municipal engineering functions and for a large city; construction management for public and private infrastructure improvement projects; and land use planning and entitlements for large master planned communities. 

As a principal of the firm, Mr. O’Regan is responsible for providing program and project management expertise to public agencies in planning, designing and implementing public infrastructure projects, His base of experience includes such projects types as:
·         Flood management system planning, design, implementation and administration;
·         Water, sewer, and storm drainage master planning, design, and construction management;
·         Roadway design and construction management and
·         Municipal facilities and services rates and fee studies.
Mr. O’Regan holds a Master of Science degree in Civil Engineering from California State University, Sacramento, a Bachelor of Science degree in Civil Engineering from the California State University, Sacramento, and a Higher Diploma in Civil Engineering from the Cork Institute of Technology in Ireland. He is a licensed professional civil engineer in California, and is a Certified Floodplain Manager. Mr. O’Regan has been actively involved in the Floodplain Management Association and the Association of State Floodplain Managers. 
Mr. Neal Colwell
Mr. Neal Colwell
Mr. Colwell joined Kjeldsen, Sinnock & Neudeck, Inc. in 2011 after eighteen years of professional experience in the public and private sectors. Mr. Colwell’s practice has focused on municipal water and wastewater and agricultural water resources in the Western United States, including planning, permitting, studies, design, and construction management. Mr. Colwell’s early professional experience included volunteer work as a civil engineer in Ecuador, where he spent nearly three years with the United States Peace Corps designing and constructing rural water and wastewater systems.
As a principal of the firm, Mr. Colwell is responsible for municipal and agricultural water-related projects and for larger construction management projects undertaken by the firm. His base of experience includes such projects types as:
  • Sanitary sewer and wastewater treatment master planning and design;
  • Water supply and water treatment master planning and design;
  • Agricultural water planning, design, and water rights investigations;
  • Municipal well design and groundwater quality analysis and studies; and
  • Engineering in support of municipal facilities rates and fee studies.
Mr. Colwell holds a Master of Science degree in Civil Engineering from Oregon State University, a Bachelor of Science degree in Civil Engineering from the University of California, and a Bachelor of Arts degree in Environmental Studies from the University of California at Santa Cruz. He is a licensed professional civil engineer in California, Nevada, and Oregon, a licensed professional engineer in Utah, and holds a California water treatment plant operator certificate. Mr. Colwell has been actively involved in the local chapters of the American Society of Civil Engineers (ASCE) and California Water Environment Association (CWEA), and is also a member of the American Waterworks Association (AWWA) and Construction Management Association of America (CMAA). Mr. Colwell has served as a Technical Expert and member of the Technical Advisory Committee to the California Board for Professional Engineers, Land Surveyors, and Geologists.
Mr. Kris Nehmer
Mr. Kris Nehmer

Mr. Nehmer joined Kjeldsen, Sinnock & Neudeck, Inc. in 1999, and has 13 years of experience in the land surveying profession, focusing on the surveying and mapping of large and complex public projects. As a survey manager in the firm of Kjeldsen, Sinnock & Neudeck, Inc., Mr. Nehmer is responsible for managing the surveying and mapping for the projects undertaken by the firm, and coordinating with the client, the design team and consultants.

Mr. Nehmer has extensive experience in all aspects of surveying including boundary establishment and resolution; topographic mapping; preparation of right of way acquisition documents; establishment of horizontal and vertical control; GPS and 3D high definition laser surveys; bathymetric surveys; and aerial photogrammetry.

Mr. Nehmer holds a BS degree in Surveying Engineering from Ferris State University in Big Rapids, Michigan, and is a registered Land Surveyor in California and Nevada. Mr. Nehmer is a current member of the Congress on Surveying and Mapping (ACSM) and the California Land Surveyors Association (CLSA).
 

Mr. Michael Conrad
Mr. Michael Conrad

Mr. Conrad joined Kjeldsen, Sinnock & Neudeck, Inc. in 1992, and has 32 years of experience in the civil engineering profession, focusing on the planning, design and construction of public works and public facilities projects. As an associate engineer in the firm of Kjeldsen, Sinnock & Neudeck, Inc., Mr. Conrad is responsible for managing the design and documentation of the projects undertaken by the firm, and coordinating with the client, the design team and consultants.

Mr. Conrad has comprehensive experience in a variety of civil engineering disciplines including, but not limited to: hydrology/ hydraulic design and analysis, storm/sewer pump design and analysis, roadway design, and assessment engineering. He is experienced in AutoMAP, Autodesk Land Desktop, Hydraflow, Microsoft Access, Microsoft Excel, along with other computer programs. Mr. Conrad has worked extensively with the City of Stockton, the City of Lodi, and San Joaquin, Sacramento, and Stanislaus Counties. Mr. Conrad has broad experience on public works projects throughout the Central Valley.

Mr. Conrad holds a BSCE degree from the California State University, Sacramento, and is a registered Civil Engineer in the States of California and Oregon. Mr. Conrad is a current member of the American Society of Civil Engineers (ASCE) and the American Water Works Association (AWWA).

Mr. Christopher Neudeck
Mr. Christopher Neudeck

Mr. Neudeck has worked at Kjeldsen, Sinnock & Neudeck, Inc. since 1982, and has extensive experience in the field of civil engineering, focusing on the planning, design, and construction of a wide variety of water resource and public works related projects. As a principal in the firm of Kjeldsen, Sinnock & Neudeck, Inc. since 1989, Mr. Neudeck is responsible for planning, designing, estimating, contracting, and managing projects undertaken by the firm.  Mr. Neudeck's background provides him the expertise and capability of handling all phases of project development, from the initial planning stages through the operation of the completed project.

Mr. Neudeck currently serves as the District Engineer and local agency representative for numerous Reclamation Districts in the Sacramento - San Joaquin Delta. In addition, Mr. Neudeck has served as the Principal Engineer/Project Engineer for KSN on many flood control projects including, most recently the project to restore 100 year flood protection for the City of Stockton and San Joaquin County. Mr. Neudeck’s experience includes the management of large scale mapping projects used to form the background for planning, right of way, and the design of projects. Mr. Neudeck has also been recognized by the State of California for the synergistic combination of habitat restoration with conventional flood control techniques.

Mr. Neudeck is a recognized authority on flood control in the Sacramento-San Joaquin Delta and often is called upon to testify before the State Legislature and has also testified before Congress on flood control related matters. Mr. Neudeck is a current member of the Habitat Advisory Committee to State of CA Delta Levee Subventions Program, CALFED Levees & Channels Technical Advisory Committee, CALFED Levees & Channels Seismic Sub-Team, California Central Valley Flood Control Association, and California Delta Resource Conservation & Development Council.

Mr. Neudeck holds a BSCE degree from the University of Santa Clara, and is a registered Civil Engineer in the State of California. Mr. Neudeck is a current member of the American Society of Civil Engineers (ASCE), National Society of Professional Engineers (NSPE), and American Council of Engineering Companies of California (ACEC CA). Mr. Neudeck has served as president of the Central Valley Chapter of the American Society of Civil Engineers.

Mr. Steve Sinnock
Mr. Steve Sinnock

Mr. Sinnock has been with Kjeldsen, Sinnock & Neudeck, Inc. since 1977, with extensive experience in the civil engineering profession, focusing on the planning, design and construction of municipal, public works and water resource related projects. As a principal in the firm of Kjeldsen, Sinnock & Neudeck, Inc. since 1982, Mr. Sinnock is responsible for managing the projects undertaken by the firm, coordinating with the client and consultants, and reviewing all technical calculations and design decisions. Mr. Sinnock's previous assignments have provided him with the background and experience to undertake all phases of project development from initial planning through operation and maintenance of the completed project.

Mr. Sinnock has been the Project Manager on numerous public works projects in the Stockton/San Joaquin County area.

Mr. Sinnock holds a BSCE degree from the University of California, Davis, and is a registered Civil Engineer in the State of California. Mr. Sinnock is a current member of the American Society of Civil Engineers (ASCE), American Council of Engineering Companies (ACEC), National Society of Professional Engineers (NSPE), and Design-Build Institute of America (DBIA). Mr. Sinnock has served as president of the Central Valley Chapter of the American Society of Civil Engineers and as the President of the Sierra Chapter of the Consulting Engineers and Land Surveyors of California.