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 April 24,2023 at 2:00pm EDT. All bids submitted after 2:00pm EST will result in the bid being declared non-responsive. To provide Snow Removal Service and Landscape Maintenance services including all labour, material, equipment, supervision and transportation, for Public Services and Procurement Canada (PSPC) at various locations arround the Ottawa International Airport. It is mandatory that the Bidder or a representative of the Bidder visit the work site. Arrangements have been made for the site visit to be held at T58 – 200 Comet Private, Ottawa, Ontario on Tuesday, March 28th, 2023 at 10:00am. The site visit will begin in the lobby. Bidders must communicate with the Contracting Authority no later than 2:00 pm, Wednesday, March 22d, 2023 to confirm attendance and provide the name and date of birth of the person who will attend.