CBG
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Our People

With over 75 design engineers, a combined 40 licensed professional engineers and land surveyors, 11 survey field crews and 15 administration support staff, Carlson, Barbee & Gibson has a skilled and certified team prepared for any project.

With over 75 design engineers, a combined 40 licensed professional engineers and land surveyors, 11 survey field crews and 15 administration support staff, we have a skilled and certified team prepared for any project.


Principals

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Andrea Bellanca, PE, LS

Hire date: 1998
Experience: 19 years
Education: BS Civil Engineering
University of California, Davis

abellanca@CBandG.com
(925) 866-0322 X247 office

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Ryan Hansen, PE

Hire date: 2008

Experience: 9 years
Education: BS Civil Engineering
University of the Pacific

rhansen@CBandG.com
(925) 866-0322 X258 office

Terry Reeves, PE

Hire date: 2005
Experience: 20 years
Education: BS Civil Engineering
California State University, San Luis Obispo

treeves@CBandG.com
(925) 866-0322 X266 office

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Lew Carpenter, PR Hire Date: 1996 Experience:   

Lew Carpenter, PE

Hire date: 1996
Experience: 21 years
Education: BS Civil Engineering
University of California, Davis

lcarpenter@CBandG.com
(925) 866-0322 X243 office

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Jason Neri, PE

Hire date: 1995

Experience: 22 years
Education: BS Civil Engineering
University of California, Davis

jneri@CBandG.com
(925) 866-0322 X251 office

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Lee Rosenblatt, PE

Hire date: 1999
Experience: 18 years
Education: BS Civil Engineering
University of California, Los Angeles

lrosenblatt@CBandG.com
(925) 866-0322 X257 office

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Justin DeKnoblough, PE

Hire date: 2008
Experience: 9 years
Education: BS Civil Engineering
California State University, Chico

jdeknoblough@CBandG.com
(925) 866-0322 X289 office

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Angelo Obertello, PE, LEED, AP, QSD

Hire date: 2000

Experience: 17 years
Education: BS Civil Engineering
University of California, Berkeley

aobertello@CBandG.com
(925) 866-0322 X268

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Jason Vogan, PE

Hire date: 2013
Experience: 20 years
Education: BS Civil Engineering, California State University, Sacramento| MBA, St. Mary's College

jvogan@CBandG.com
(925) 866-0322 X244 office

Gordon Zanin, PE

Hire date: 2007
Experience: 10 years
Education: BS Civil Engineering
California State University, Chico

gzanin@CBandG.com
(925) 866-0322 X343 office


Associates

 

Mark Wehber, LS

Hire date: 2014
Experience: 30 years
Education: BS Land Surveying
Bergen Community College, Rutgers University

mwehber@CBandG.com
(925) 866-0322 X281 office

 

Senior Managers

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Ashley Alvernaz, PE, QSD

Hire date: 2011
Experience: 9 years
Education: BS Civil Engineering
California State University, San Luis Obispo

aalvernaz@CBandG.com
(925) 866-0322 X237 office

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Colt Alvernaz, PE, QSD

Hire date: 2015
Experience: 9 years
Education: BS Civil Engineering
California State University, San Luis Obispo

calvernaz@CBandG.com
(925) 866-0322 X238 office

Jim Richardson

Hire date: 2001
Expereince: 40 years
Education: Civil Engineering, Planning & Golf Course Architecture, Chabot College | Laney College | Harvard University

jrichardson@CBandG.com
(925) 866-0322 X240 office


Administrative Manager

 

Grace Kurotori

Hire date: 2003
Experience: 14 years
Education: BS Finance & Economics
San Jose State University

gkurotori@CBandG.com
(925) 866-0322 X208 office

 

Founders

Dave Carlson, Mike Barbee, Grant Gibson, and Greg Miller founded CBG in 1989. It was their vision to create the premier civil design firm in the region by way of hard work and dedication. The trust that they established with our clients and the company culture that they built lives on today.