Award of Construction Contract to Rege Construction, of Cloverdale, CA in the amount of $602,598 for the “White Sulphur Spring Rd Slide Repair”, RDS 26-37 (Project 26027); and approve and authorize Amendment No. 1 to Agreement No. 260300B with ADKO Engineering, Inc. increasing the contract maximum from $366,922 to $423,176 to provide additional biological monitoring and preconstruction survey services for the Project. (Fiscal Impact: $955,000 Expense for the construction contract and other project costs; General Fund; Reallocation of Budget; Discretionary)

What this record is

Held by

ADKO Engineering, Inc 10 records across this site

Amount

$603K

Runs until

no end date published in this record

Type

award

Field

Professional services

Read automatically from the title of the official record. The source document below is authoritative.

ADKO Engineering, Inc also holds

Approve and authorize the Chair to sign Amendment No. 1 to Agreement No. 260303B with ADKO Engineering, Inc. increasing the contract maximum from $19,… $428K Napa County, CA Award a $1,470,376 construction contract to Cats4U, Inc. for the “Rossi Road Bridge Phase 2 Project”, RDS 25-25B; and approve and authorize Amendment … $1.47M Napa County, CA Approve and authorize Agreement No. 260201B for a contract maximum of $49,584 with ADKO Engineering Inc. for the 2026 Annual Guardrail Repair Project,… $50K Napa County, CA Approve and authorize Amendment No. 1 to Agreement No. 250353B with ADKO Engineering Inc, to increase the maximum compensation from $348,447 to $555,3… $555K Napa County, CA Approve and authorize Amendment No. 5 to Agreement No. 230084B with ADKO Engineering, Inc. increasing the maximum compensation from $588,781 to $623,7… $624K Napa County, CA

All 10 records for ADKO Engineering, Inc →

Committee

Board of Supervisors

Requested by

Public Works

Introduced

June 29, 2026

On agenda

July 28, 2026

Enactment no.

A-260300B Amend. 1

Where it was heard

Board of Supervisors Jul 28, 2026