Subcontractors

SERVICE AGREEMENT TEMPLATE

TRUCKING AGREEMENT TEMPLATE

SUBCONTRACT TEMPLATE 

PURCHASE ORDER TEMPLATE 

ADDENDUM A – GCC INSURANCE REQUIREMENTS REVISED 3-2022

ADDENDUM B – 2023 GCC PAYMENT PROCEDURES

ADDENDUM C- GCC SAFETY ADDENDUM

CODE OF SAFE PRACTICES 2022

ADDENDUM D – UNION AGREEMENT

ADDENDUM E – DBE ADDENDUM

W-9 FORM

If you have any questions, please contact the Estimating Department at 707-585-1221. Thank you!