Research · Analysis · Public ContractsThe Public Service Institute
1.3M+ records2004–2026 coverage11 publications
Working Paper PSI-2026-10 October 2026 Methodology ↓

The Bidders: Who Shows Up, and Who Wins

Quebec's published bidder lists allow something almost nowhere else measurable: a win-rate table for the firms that actually compete for public work. The most active bidders sort into two strategies — disciplined selectivity and volume coverage — and the numbers show what each one costs.

The Public Service InstitutePSI-2026-10Compiled from open government data
Key findings
  1. The most active bidder in the dataset, Eurovia Québec Construction, submitted 3,159 bids and won 798 — a 25.3% conversion.
  2. The best converters among volume bidders are product and IT suppliers: ITI won 68.9% of its 1,651 bids; Softchoice 70.5%.
  3. Engineering consultancies hold 9 of the twelve most-active bidder slots; the leader among them, LES SERVICES EXP, won 1,490 times — the most wins in the dataset — at a 48.5% rate.
  4. Road-building volume bidders convert at one-in-four or worse: Groupe Colas Québec 24.1%, Sintra 27.6%, Eurovia 25.3%.
  5. Persistence without conversion is real: Construction L. Morin bid 1,025 times and won 108 — a 10.5% rate.

The observable firm. In most jurisdictions a supplier's public record begins and ends with its wins. Quebec's practice of naming every bidder on every tender makes the other half visible: the bid not chosen. Across the compiled 2021–2026 record, the firms at the top of the activity table submitted thousands of bids apiece — and their ratios of bids to wins, computable only because the losses are published too, sort the market's most serious players into recognizably different strategies.

Eurovia Québec Construct25%LES SERVICES EXP INC.48%WSP CANADA INC.43%CIMA+ S.E.N.C.44%STANTEC EXPERTS-CONSEILS44%SINTRA INC.28%BOUTHILLETTE PARIZEAU IN52%GBI EXPERTS-CONSEILS INC51%Englobe Corp.63%ITI INC.69%FNX-INNOV INC.40%TÉTRA TECH QI INC.62%
Quebec's most active bidders: bids, wins, and conversion
BidderBids submittedWinsWin rate
Eurovia Québec Construction Inc.3,15979825.3%
LES SERVICES EXP INC.3,0751,49048.5%
WSP CANADA INC.2,8621,22442.8%
CIMA+ S.E.N.C.2,7871,23744.4%
STANTEC EXPERTS-CONSEILS LTÉE2,15294343.8%
SINTRA INC.1,88151927.6%
BOUTHILLETTE PARIZEAU INC.1,84196452.4%
GBI EXPERTS-CONSEILS INC.1,81292250.9%
Englobe Corp.1,7961,13263.0%
ITI INC.1,6511,13768.9%
FNX-INNOV INC.1,56362940.2%
TÉTRA TECH QI INC.1,52594061.6%

The engineering tier. Nine of the twelve most active bidders are engineering consultancies — EXP, WSP, CIMA+, Stantec, Bouthillette Parizeau, GBI, Englobe, FNX-INNOV, TÉTRA TECH — and their profiles rhyme: high volume, mid conversion, extraordinary cumulative wins. EXP leads the entire dataset with 1,490 wins from 3,075 bids (48.5%); CIMA+ converted 44.4% of 2,787. A consultancy that bids a thousand times over five years at a 45% clip is not gambling; it is operating a production line in which bid teams, category expertise and buyer relationships compound. The win rate is the machine's efficiency number, and roughly two-fifths appears to be what a well-run multidisciplinary engineering shop sustainably achieves.

The selective converters. A second group bids less and wins more. ITI converted 68.9% of 1,651 IT bids; Englobe 63.0% of its environmental calls; Bell 64.6% of 1,100; Softchoice 70.5%. These are product and specialist-service positions: where the buyer's requirement maps onto a catalogue or a named platform, the "competition" is often between a reseller and an empty field, and conversion rates surge accordingly. High win rates here measure market structure, not bid craft — the mirror image of the buyers' single-bid problem documented in Quebec's Quiet Markets: someone is supplying all those one-bid tenders, and these are the someones.

The road-builders' arithmetic. The construction volume bidders show the hard strategy. Eurovia bid 3,159 times — the most in the dataset — and won 25.3%. Sintra converted 27.6% of 1,881; Colas 24.1%. These firms sell into the most genuinely contested fields in the whole corpus — the infrastructure tenders that draw 2.5–2.9 bidders on average and far more on large calls — so their conversion is structurally capped: in a field of five, a competent firm wins one time in five. Their 798-odd wins (Eurovia, 798) are earned at a cost of thousands of losing bids, which is why the strategy belongs to firms with the balance sheet to absorb it.

Persistence and its discontents. The table's lower reaches document a quieter phenomenon: firms that bid constantly and win rarely, over years. Construction L. Morin submitted 1,025 bids for 108 wins (10.5%); Les Entreprises Michaudville 16.4% across 1,064 bids. Whether this records firms priced out of wins but holding qualification, deliberate loss-leading, or simply the base rate of contested construction fields, the published record does not say. What it does establish is that bid-no-bid discipline — the decision of which calls to skip — is worth more than bid volume, and that the Quebec record is now large enough to measure it per firm.

The management reading. For suppliers, this table is the public-market equivalent of batting statistics: an external, auditable measure of bidding efficiency over five years and four hundred thousand tenders. For buyers, it is a counterparty dossier no reference check reproduces — how often a firm shows up, where, and whether showing up converts. And for the market as a whole, it closes the loop the single-bid findings opened: quiet markets have quiet bidders only until a firm decides otherwise, and the record now shows exactly what that decision is worth.

Suggested citation
Public Service Institute. (October 2026). The Bidders: Who Shows Up, and Who Wins (PSI-2026-10). https://publicserviceinstitute.org/reports/bidder-behavior.