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Travaux de remplacement de toiture de divers bâtiments, phase 1

Source: SEAO

Ville de Laval · Public call for tenders · closed May 21, 2026 at 10:30 a.m., Quebec time

Postponed 2 times — April 30, 2026, then May 12, 2026.

Facts

Published
March 30, 2026
Time to award
82 days after closingmedian, all notices: 26 d (over 119,539 notices)
how it's calculated — Time to award

Time to award — where the number comes from

The calculation
Calendar days between closing (May 21, 2026) and the first award date published for this notice (August 11, 2026): 82 days.
What goes in
For this notice, every dated award counts, whatever its status, and the earliest date is kept. The median across all notices only keeps the notices whose earliest dated winning award, neither cancelled nor unsuccessful, falls on or after the closing day — over 119,539 notices.
Distribution
Source
SEAO — Quebec open data · CC-BY 4.0 · data up to date as of October 4, 2026 · link to this detail
Contract nature
Construction work
Documented stages
Award update · Tender update
Time to submit
52 days · computed between publication and closing
how it's calculated — Time to submit

Time to submit — where the number comes from

The calculation
Days between publication (March 30, 2026) and closing (May 21, 2026), rounded to the day: 52 days.
What goes in
The source publishes no duration for this notice: the number comes from its two dates. A gap of less than half a day, or a closing before publication, gives no window.
Source
SEAO — Quebec open data · CC-BY 4.0 · data up to date as of October 4, 2026 · link to this detail
Value
— not declared
Reference
Notice no. DOS-3539
UNSPSC
72152601Toiture
UNSPSC
72151900Maçonnerie

SEAO, Données Québec · data as of October 4, 2026

Description

100%

AVIS DE PUBLICATION

DOS-3539 Travaux de remplacement de toiture de divers bâtiments, phase 1 Date limite de réception des soumissions : Jeudi 30 avril 2026 à 10 h 30 Les soumissions doivent être déposées à la réception du Service du greffe située au 3131, boulevard Saint-Martin Ouest, 4 e étage, bureau 430 , du lundi au vendredi de 8 h 30 à 12 h 00 et de 13 h 00 à 16 h 30.

Read more — 907 charactersShow less

Elles doivent être reçues au plus tard à 10 h 30 le jour de la date limite de réception des soumissions de l’appel d’offres à défaut de quoi elles ne pourront être acceptées. Les documents d’appel d’offres, ainsi que les modifications à ces documents ne peuvent être obtenues que sur le système électronique d’appel d’offres (« SEAO ») à l’adresse www.seao.gouv.qc.ca . Les soumissions reçues seront ouvertes publiquement à 11 h le jour fixé comme date limite de réception des soumissions de l’appel d’offres, dans la salle 120 situé au rez-de-chaussée du 3131, boulevard Saint-Martin Ouest. Veuillez noter que la date limite de réception des soumissions ainsi que la date d’ouverture des soumissions prévues au présent avis pourraient être reportées par la publication d’un addenda sur le SEAO. Il est de la responsabilité des soumissionnaires de faire cette vérification avant le dépôt de leur soumission.

SEAO, Données Québec · data as of October 4, 2026

Precedents — this code at this buyer

Where do these figures come from?
reserved · subscriptionViews used up for this month: this block opens with an account.

Bidders

Bidders
CompanyAmount submitted
COUVERTURE MONTRÉAL-NORD LTÉE$1,166,968declared
COUVREUR VERDUN INC.$1,896,533declared
GAGNÉ & ROY INC.$1,033,088declared
LES COUVERTURES ST-LÉONARD INC.$1,382,689declared
LES ENTREPRISES CLOUTIER & GAGNON (1988) LTÉE$1,058,413declared
TOITURES TROIS ÉTOILES INC.amount retained$698,896declared

Bids range from $698,896 to $1,896,533 — a 171.4% spread between the lowest and the highest.The table is not sorted by amount: the source publishes no ranking, and we do not manufacture one.

6 bids received · 6 of 6 amounts declared · 6 bidders declared by the source

The source declares neither eligibility nor compliance for these bids.

SEAO, Données Québec · data as of October 4, 2026

The price to beat

85.6%code medianover 255 noticeshow it's calculated

Code median — where the number comes from — where the number comes from

The calculation
In Toiture (72152601), the lowest sits at 85.6% on median (quartiles 76.9 – 92.0%, over 255 public tenders).
What goes in
The amounts bid on this notice that are above zero and published in the source's unit “1”: two different units do not compare. At least two distinct amounts are needed.
Source
SEAO — Quebec open data · CC-BY 4.0 · data up to date as of October 4, 2026 · link to this detail
87.2%gap to the marketover 108,521 noticeshow it's calculated

Gap to the market — where the number comes from — where the number comes from

The calculation
Elsewhere in the market, the lowest sits at 87.2% on median (quartiles 74.8 – 94.4%, over 108,521 public tenders).
What goes in
The market reference applies the same rule to each notice, then takes the median of these percentages over 108,521 notices.
Source
SEAO — Quebec open data · CC-BY 4.0 · data up to date as of October 4, 2026 · link to this detail
how it's calculated — The price to beat

The price to beat — where the number comes from

The calculation
$698,896 (the lowest) ÷ $1,112,690 (the median of the 6 bids) = 62.8%
What goes in
The amounts bid on this notice that are above zero and published in the source's unit “1”: two different units do not compare. At least two distinct amounts are needed. The market reference applies the same rule to each notice, then takes the median of these percentages over 108,521 notices.
Breakdown
Lowest
$698,896
Median of offers
$1,112,690
Highest
$1,896,533
The lowest bid sits at 62.8% of the median of the amounts received.These are submitted amounts, not the signed contract.A public tender in this code receives 3 offers on median (quartiles 2 – 6, over 292 public tenders). 37 of them — 12.7% — received a single offer.
Source
SEAO — Quebec open data · CC-BY 4.0 · data up to date as of October 4, 2026 · link to this detail

SEAO, Données Québec · data as of October 4, 2026

Contracting authority history — most recent awards

Where do these figures come from?
reserved · subscriptionViews used up for this month: this block opens with an account. Free with an account

Award

Winners and awarded amounts
YearWinnerValue
2026TOITURES TROIS ÉTOILES INC.$698,896declared
Signed contracts and their end dates
ContractSignedEnd dateContract amount
201600572026February 10, 2027$698,896declared

SEAO, Données Québec · data as of October 4, 2026

Documents

the source is silent — No document in the open dataset · SEAO notice

Similar open notices

how it's counted — Similar notices — how the list is built

Similar notices — how the list is built — where the number comes from

The calculation
Same UNSPSC classification (72152601), and still open.
What goes in
Other tender notices still open under the same code, whatever the organisation. This selection of still-open notices covers SEAO. Unverified CanadaBuys deadlines are excluded; federal notices remain available in search.
Source
SEAO — Quebec open data · CC-BY 4.0 · data up to date as of October 4, 2026 · link to this detail

SEAO, Données Québec · data as of October 4, 2026

Cite this page
Permalink
https://www.laureo.ca/en/avis/ocds-ec9k95-20133862
Citation
Lauréo, “Travaux de remplacement de toiture de divers bâtiments, phase 1”, Ville de Laval, notice no. DOS-3539, data as of October 4, 2026, from SEAO / Données Québec (CC-BY 4.0). https://www.laureo.ca/en/avis/ocds-ec9k95-20133862
Reuse
Figures and text reusable with attribution. SEAO documents are never redistributed: they are linked to their official source.
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Travaux de remplacement de toiture de divers bâtiments, phase 1 — Ville de Laval — Lauréo