111 Mission Ranch Blvd. Ste. 100
Chico, CA 95926
Phone: 530.893.1600
Fax: 530.893.2113

Oroville (By Appointment Only)

1953 Downer, Suite F
Oroville, CA 95965    

Hours of Operation

M-F: 8:00 AM – 5:00 PM PST (Excluding national holidays)
(Lunch daily: 12:00 PM – 1:00 PM)

Email Address


View Employees By Name View Employees By Department

NorthStar Employees

x234 Teresa Enos- Wakefield Director of Business Operations
x201 Karen Ritchey Office Manager
x204 Debra Edwards Accounts Receivable/Human Resources
x227 Jessica Orzalli Administrative Assistant
x232 Larry Coffman Senior Architect
x217 Ty Yurkovic, AIA Architect
x202 Tonia Hanson Job Captain, Specifier
x230 Tim Miller CAD Draftsman
Civil Engineering
x205 Mark Adams, PE Principal Engineer
x206 Neil A. Graber, PE Senior Engineer
x209 Lambert O. (Jay) Lowe, PE Senior Engineer
x220 Nick Weigel, PE President
x218 Ross M. Simmons, PE Senior Engineer
x228 Paul Peck, PE Senior Engineer
x216 M. Nicole Ledford, PE Associate Engineer
x224 Robin L. Kampmann, PE Senior Engineer
x215 Michael Main, PE Associate Engineer
x207 Kirk Koester, PE Assistant Engineer
x231 Steve Brands, EIT Junior Engineer
x212 Esther Cruz-Zaragoza Senior Designer
x237 Chris Low Junior Technician
x213 Kamie Loeser, MA Senior Planner / Environmental Division Manager
x236 Carol Wallen Biologist, QSP
x210 Matt Rogers Assistant Biologist
x233 Andrew Huneycutt Assistant Biologist
x211 James Stevens, PLS Principal Surveyor
x223 Mike Mays, PLS Survey Manager
x222 Mark R. Herrick, PLS Associate Surveyor
x203 Kevin Lundy, LSIT 8036, EIT 131208 Survey Party Chief
Ryan Crews Survey Party Chief
x221 Evan Williams Survey Technician