August 22, 2022 EXHIBIT A - INVITATION TO BIDDERS CITY OF GIG HARBORODOR CONTROL MEDIA The City of Gig Harbor (City) requests bids for the purchase of Odor Control Media which consists of SNI High Capacity Activated Carbon Media (or a comparable product) and PA 8 Adsorbent Alumina Permanganate Media (or a comparable product) for odor beds located at the City’s Wastewater Treatment Plant. This is a one-time purchase. The Project Bid Documents, specifications and price proposal forms may be obtained through Builders Exchange of Washington as follows: FREE OF CHARGE through the City of Gig Harbor’s online plan room (http://bxwa.com (http://bxwa.com/)then click on “Posted Projects”; “Goods and Services”; “City of Gig Harbor”; and “Projects Bidding”). Bidders may register in order to receive automatic email notification of future addenda and to be placed on the “Bidders List.” This online plan room provides Bidders with fully usable on-line documents with the ability to download, print to your own printer, order full/partial plan sets from numerous reprographic sources (online print order form), and a free online digitizer/takeoff tool. Contact Builders Exchange of Washington at (425) 258-1303 for assistance. The City of Gig Harbor in accordance with Section 504 of the Rehabilitation Act (Section 504) and the Americans with Disabilities Act (ADA), commits to nondiscrimination on the basis of disability, in all of its programs and activities. Telephone inquiries regarding the project may be directed to Chuck Roy, Superintendent, Wastewater at (253) 851-8999 or by email at croy@gigharborwa.gov. Bid proposals can be hand delivered to the City of Gig Harbor, Wastewater Treatment Plant located at 4216 Harborview Drive, Gig Harbor, Washington 98332 no later than 10:00am PST, August 31, 2022. Bid proposals may also be emailed to: nnayer@gigharborwa.gov (). Bid proposals received after 10:00am PST, August 31, 2022 will not be considered. The city will publicly open the sealed bids and read them aloud during a public Zoom meeting at 11:00am PST, August 31, 2022. The link to the public Zoom meeting is: https://us05web.zoom.us/j/85464936790?pwd=YmZBVkdxTW9lRTROdjRuV1E5dVQrQT09, Meeting ID: 854 6493 6790, Passcode: mAt17V. The City of Gig Harbor reserves the right to; and may at its sole discretion, reject any or all bid proposals, and waive any irregularities in the bid or in the bidding process. Publication Date/Time: 8/22/2022 6:59 AM Closing Date/Time: 8/31/2022 10:00 AM Contact Person: Chuck Roy, SuperintendentWastewater Department253-851-8999 Plan & Spec Available: FREE OF CHARGE through the City of Gig Harbor’s online plan room (http://bxwa.com then click on “Posted Projects”; “Goods and Services”; “City of Gig Harbor”; and “Projects Bidding”). Bidders may register in order to receive automatic email notification of future addenda and to be placed on the “Bidders List.” This online plan room provides Bidders with fully usable on-line documents with the ability to download, print to your own printer, order full/partial plan sets from numerous reprographic sources (online print order form), and a free online digitizer/takeoff tool. Contact Builders Exchange of Washington at (425) 258-1303 for assistance. Return To Main Bid Postings Page (https://www.gigharborwa.gov/bids.aspx) Live Edit(https://www.gigharborwa.gov/) Report aConcern (https://www.gigharborwa.gov/834/Resident-Concerns-Requests) Permits& Licenses (https://www.gigharborwa.gov/341/Permits-Licenses) Pay Utilities (https://gigharborutilities.merchanttransact.com/Login) Employment (https://www.gigharborwa.gov/200/Employment-Opportunities) CurrentProjects (https://www.gigharborwa.gov/859/Current-Project-Information) Maps (https://www.gigharborwa.gov/333/Maps) Traffic Complaints (https://survey123.arcgis.com/share/cce18fb04e234cf6beacd87c95809814?portalUrl=https://gigharbor.maps.arcgis.com) Start/StopUtility Services (https://www.gigharborwa.gov/313/City-Utilities) Community Resources (https://www.gigharborwa.gov/839/Community-Resources-Information) City Parks & Open Spaces (https://www.gigharborwa.gov/171/Parks-Open-Spaces) City of Gig Harbor

Bid proposals may be hand delivered to the Wastewater Treatment Plant at 4216 Harborview Drive, Gig Harbor, WA 98332 no later than 10:00am PST on 2022-08-31; or emailed to nnayer@gigharborwa.gov; proposals opened via public Zoom on 2022-08-31 at 11:00 am PST

The City of Gig Harbor complies with Section 504 of the Rehabilitation Act and the Americans with Disabilities Act; nondiscrimination on the basis of disability in all programs and activities.