INVITATION TO BIDDERS: Van Asselt School Addition, Bid Set BP- 2.1, 5.1, 6.2, 7.1–7.2, 8.1, 8.3, 9.1–9.8, 21.1, 22.1, 26.1, 31.1, 32.1.

Voluntary Goal: 20% MBE, 6% WBE.

PROJECT NAME and Location: Van Asselt School Addition; 7201 Beacon Ave S; Seattle, WA 98108

OWNER: Seattle Public Schools.

OWNER’s Project Manager: Shiels Obletz Johnsen, Inc. (SOJ).

Construction Manager: Cornerstone General Contractors, Inc. Contact: Bryan Gormley; Phone: 425.652.2341; Email:

ARCHITECT: Bassetti Architects.

Bids Due: November 18, 2021 at 2:00 PM (PST)

For the following Bid Packages, sealed bids must be received at Cornerstone General Contractors offices, located at 11805 N. Creek Parkway South, Bothell, WA 98011, no later than 2:00 PM on November 18, 2021. Bids will be publicly opened via the zoom link issued in Addendum No. 1.


BP-02.1; $276,000; Abatement & Demolition

BP-05.1; $1,300,000; Steel Structure

BP-06.2; $254,000; Casework & Finish Carpentry

BP-07.1; $1,505,000; Metal Panels, Siding & Flashings

BP-07.2; $1,469,000; Roofing

BP-08.1; $862,000; Curtainwall, Storefront & Glazing

BP-08.3; $212,500; Window Restoration

BP-09.1; $1,845,000; Framing & GWB

BP-09.2; $ 97,250; Lath & Plaster

BP-09.3; $472,200; Acoustical Ceilings & Treatments

BP-09.4; $ 93,300; Resilient Flooring & Base

BP-09.5; $124,600; Carpet Flooring

BP-09.6; $274,000; Wood Flooring

BP-09.7; $118,600; Tile Flooring

BP-09.8; $504,600; Painting, Coatings & Sealants

BP-21.1; $273,600; Fire Sprinklers

BP-22.1; $3,642,200; Mechanical

BP-26.1; $3,866,000; Electrical

BP-31.1; $1,555,500; Site Development

BP-32.1; $385,300; Landscape & Irrigation

All bids shall remain valid for a period of 90 calendar days.

BONDs: A bid bond in the amount of 5% of the base bid amount is required on all bids exceeding $300,000. All bid packages $300,000 or greater require payment and performance bonds on the forms provided in Section 005213 – Form of Contract.

BID DOCUMENTS: Plans and specifications may be viewed at Builders Exchange under Cornerstone General Contractor’s Inc, at, Projects Bidding (no password required).

PREBID MEETING Date/Time: Wednesday, November 03, 2021, at 3:00 pm.

PREBID MEETING Location: Van Asselt Addition Project Site; 7201 Beacon Ave S; Seattle, WA 98108.

Attendance at this pre-bid conference is encouraged, but not mandatory. All participants must wear proper masks and practice social distancing guidelines.

Cornerstone is an equal opportunity employer. We request bids from all interested subcontractors and suppliers including Small, Minority-Owned, Women-Owned, Disadvantaged, Veteran, Disabled Veteran, and HUBZone business enterprises.

Member of AGC of Washington.

Contractor’s license: #CORNEGC970J3.

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