AMENDMENT TO CLOSING TIME: Please disregard the Ariba Discovery posting response deadline closing time and CanadaBuys posting closing time. All required supporting documentation and bid submission must be submitted by October 12, 2023 at 2:00pm EST. All bids submitted after 2:00pm EST will result in the bid being declared non-responsive. To provide Janitorial Services including all labour, material and equipment for Public Works and Government Services Canada (PWGSC), located at Block 1;80 Wellington St, 85 Sparks St, 59 Sparks St, 61/63 Sparks St,75 Sparks St, 65 Sparks St, 67 Sparks St, 69 Sparks St, 93 Sparks St./14 Metcalfe St, 90 Wellington St, Ottawa, Ontario, Canada. Arrangements have been made for the site visit to be held on September 19th at 10:30am. Bidders must communicate with the Contracting Authority no later than 2:00pm EST, September 12, 2023 to confirm attendance and provide the name(s) and date of birth of the person(s) who will attend. Bidders who do not comply will not be permitted to attend the mandatory site visit.