Maintenance on CanadaBuys website

The CanadaBuys website will be down for scheduled maintenance at the times listed below. We apologize for any inconvenience.  

  • Friday, May 24, 7:00 pm until 11:00 pm (Eastern Time) 

  • Sunday, May 26, 7:45pm until 9:45 pm (Eastern Time) 

Confederation building 11th floor roof replacement

Solicitation number EP788-220238/B

Publication date

Closing date and time 2021/09/03 14:00 EDT

Last amendment date

    Trade Agreement: Canadian Free Trade Agreement (CFTA)
    Tendering Procedures: All interested suppliers may submit a bid
    Competitive Procurement Strategy: Lowest/Lower Bid
    Comprehensive Land Claim Agreement: No
    Nature of Requirements: 
    PROJECT IDENTIFICATION:  R.011971.321 / Confederation building 11th floor roof replacement / 229 Wellington St Ottawa, ON K1A 0H9
    Santarossa, Paolo
    Telephone No. - (613) 297-2231
    Project description:    Roof System Replacement of about 115m2   
    Amendment 002:
    This amendment is issued to publish questions and answers.
    Amendment 001: 
    This amendment is issued to extend the closing date of the Invitation to Tender to September 3, 2021.
    The Contractor must perform and complete the Work within six (6) weeks from the date of notification of acceptance of the offer. 
    This procurement contains a mandatory security requirement.  At bid closing, the Bidder must hold a valid reliability Security Clearance. Failure to comply with this requirement will render the Bid non-compliant and no further consideration will be given to the Bid. Failure to comply with this requirement will render the Bid non-compliant and no further consideration will be given to the Bid. 
    There will be a site visit on August 12, 2021 at 10:00am. Interested bidders shall meet at 229 Wellington St Ottawa, ON K1A 0H9.
    The site visit for this project is MANDATORY.  The representative of the bidder will be required to sign the Site Visit Attendance Sheet at the site visit. Bids submitted by Bidders who have not signed the attendance sheet will not be accepted.
    Safety Attire - It is mandatory that all persons attending the site visit have the proper safety footwear (CSA approved green patch). Safety Harness, Hard hats and safety glasses are also required.  Contractor personnel/individuals who do not have the proper safety attire will be denied access to the site.
    Security pre-screening: All the individuals attending the site visit must hold a security clearance of Reliability. The names of each individual attending the site visit, their date of birth, along with the name of the firm they represent, should be provided to the Contracting Authority by August 6, 2021 end of day in order to gain access to the site.
    All enquiries are to be submitted to the Contractual Authority: Paolo Santarossa Tel: (613) 297-2231 or by email at  
    Enquiries are to be made in writing and should be received no less than five (5) calendar days prior to the closing date to allow sufficient time to respond.
    Firms intending to submit bids on this project should obtain bid documents through the Government Electronic Tendering Service at or at the toll-free number 1-855-886-3030.  
    Amendments, when issued, will be available from the same government electronic tendering service.
    Firms that elect to base their bids on bid documents obtained from other sources do so at their own risk and will be solely responsible to inform the bid calling authority of their intention to bid.
    Sealed bids will be received at:  Public Works and Government Services Canada, Bid Receiving Unit, Place du Portage, Phase III, Main Lobby Core 0B2, 11 Laurier Street, Gatineau, Quebec, K1A 1C9.
    Bids may be submitted by using the epost Connect service provided by Canada Post Corporation.
    The only acceptable email address to use with epost Connect for responses to bid solicitations issued by PWGSC is: 
    Note: Bids emailed directly to this email address will be rejected and deemed non-compliant. This email address is to be used to open an epost Connect conversation, as detailed in c., or to send proposals through an epost Connect message if the Bidder is using its own licensing agreement for epost Connect.
    Delivery Date: 27/07/2021
    The Crown retains the right to negotiate with suppliers on any procurement.
    Documents may be submitted in either official language of Canada.

    Contract duration

    Refer to the description above for full details.

    Trade agreements

    • Canadian Free Trade Agreement (CFTA)

    Partner with another business

    The functionality to add your company name to the list of interested businesses is temporarily unavailable.

    This list does not replace or affect the tendering procedures for this procurement process. Businesses are still required to respond to bid solicitations, and to compete based on the set criteria. For more information please read the Terms of use.

    Contact information

    Contracting organization

    Public Works and Government Services Canada
    11 Laurier St, Phase III, Place du Portage
    Gatineau, Quebec, K1A 0S5
    Contracting authority
    Santarossa, Paolo
    (613) 297-2231 ( )
    222 Queen Street / 222, rue Queen
    Ottawa, Ontario, K1A 0S5

    Buying organization(s)

    Public Works and Government Services Canada
    11 Laurier St, Phase III, Place du Portage
    Gatineau, Quebec, K1A 0S5
    Bidding details

    Full details regarding this tender opportunity are available in the documents below. Click on the document name to download the file. Contact the contracting officer if you have any questions regarding these documents.

    Tender documents
    Document title Amendment no. Language Unique downloads Date added

    Access the Getting started page for details on how to bid, and more.

    Eligibility and terms and conditions

    Government of Canada tender and awards notices, solicitation documents, and other attachments are fully accessible and available free of charge and without having to register on CanadaBuys.

    Information may be available on another source prior to being available on CanadaBuys. You may have received this information through a third-party distributor. The Government of Canada is not responsible for any tender notices and/or related documents and attachments not accessed directly from

    Government of Canada tender or award notices carry an OpenGovernment License - Canada that governs its use. Related solicitation documents and/or tender attachments are copyright protected. Please refer to our terms and conditions page for more information.

    Summary information

    Notice type
    Request for Proposal
    English, French
    Region(s) of delivery
    National Capital Region (NCR)
    Procurement method
    Competitive – Open Bidding
    Selection criteria
    Lowest Price
    Commodity - GSIN
    Click the links below to see a list of notices associated with the GSIN codes.

    Support for small and medium businesses

    If you have questions about this tender opportunity, please contact the contracting officer, whose information is found in the Contact information tab. 

    Refer to our Support page if you need help or have questions about the government procurement process, including how to bid or how to register in SAP Ariba. You can also contact Procurement Assistance Canada, which has offices across Canada.


    Date modified: