Subcontractors

SUBCONTRACT TEMPLATE 

SERVICE AGREEMENT TEMPLATE 

PURCHASE ORDER TEMPLATE 

ADDENDUM A – 2020 GCC INSURANCE REQUIREMENTS

ADDENDUM B – 2019 GCC PAYMENT PROCEDURES

ADDENDUM B – 2020 GCC PAYMENT PROCEDURES

ADDENDUM C – GCC SAFETY ADDENDUM

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!