ContractTrail

Government vendor · Ottawa, Ontario

Colliers Project Leaders Inc.

Contracts with the federal government and the Government of Alberta, Sep 2011 to Apr 2026. Based in Ottawa, Ontario, going by its postal code.

Federal contracts
$625M
147 contracts
Buyers
21
departments and agencies
Non-competitive
6%
of 145 contracts that say how they were awarded
Alberta sole-source
$1.3M
1 contracts

Federal contracts over $10,000, contracts dated Jan 2004 to Sep 2026, each counted once at its latest reported value. Source: Treasury Board proactive publication of contracts, published October 13, 2026.

See this vendor’s records on the government’s contract search

Who it sells to

Department or agencyContractsTotal
Public Services and Procurement Canada59$557M
Shared Services Canada1$24.6M
Correctional Service of Canada2$23.6M
National Defence19$4.8M
Crown-Indigenous Relations and Northern Affairs Canada31$4.1M
Indigenous Services Canada12$2.6M
Parks Canada5$2.5M
Natural Sciences and Engineering Research Council of Canada1$2M
Canadian Heritage1$1.2M
Health Canada2$799K
Courts Administration Service2$440K
Immigration, Refugees and Citizenship Canada2$310K
National Research Council Canada1$309K
Environment and Climate Change Canada1$278K
Royal Canadian Mounted Police1$100K
Transport Canada2$88K
Natural Resources Canada2$64K
Department of Housing, Infrastructure and Communities1$40K
Employment and Social Development Canada1$21K
Canadian Nuclear Safety Commission1$10K

What it sells

By the Treasury Board object code each contract was filed under.

CategoryContractsTotal
Management consulting77$364M
Other professional services not elsewhere specified20$136M
Engineering services not elsewhere specified9$29.4M
Architectural services3$25.5M
Information technology and telecommunications consultants1$24.6M
Construction services1$19.7M
Engineering consultants-Construction18$13.6M
Engineering consultants-Other10$10.3M
Other Business services not Elsewhere Specified3$1.4M
Temporary help services1$278K
Real estate services1$173K
Hospitals, sanatoria, clinics and first-aid stations1$47K
Research contracts1$25K
Tuition fees and costs of attending courses including seminars not elsewhere specified1$16K

Largest contracts

DateBuyerValue
Jul 2021Public Services and Procurement Canada$57,335,734
Jul 2021Public Services and Procurement Canada$32,224,000
Apr 2023Public Services and Procurement Canada$28,000,000
May 2018Public Services and Procurement Canada$27,030,000
Sep 2022Public Services and Procurement Canada$26,642,911
Nov 2022Public Services and Procurement Canada$26,548,674
Jul 2022Public Services and Procurement Canada$26,548,672
Mar 2017Public Services and Procurement Canada$25,291,019
Sep 2022Shared Services Canada$24,633,246
Sep 2011Public Services and Procurement Canada$22,679,215

By year

YearContractsTotal
20111$22.7M
20133$19.6M
20141$3.7M
20153$6.5M
201614$22.7M
201717$49.1M
201819$89.5M
201918$56.9M
202011$6.4M
202111$104M
202216$141M
202312$49.4M
20248$49M
20258$3M
20265$1M

Federal contracts

Newest first. Each at its latest reported value, amendments included.

DateBuyerValue
Apr 2026Public Services and Procurement Canada$40,000
Apr 2026Crown-Indigenous Relations and Northern Affairs Canada$100,028
Apr 2026Crown-Indigenous Relations and Northern Affairs Canada$44,356
Apr 2026National Defence$15,820
Mar 2026National Defence$834,019
Dec 2025National Defence$767,908
Dec 2025Public Services and Procurement Canada$1,325,803
Oct 2025Parks Canada$286,288
Oct 2025Public Services and Procurement Canada$450,000
Sep 2025Transport Canada$49,821
Jun 2025Transport Canada$38,420
Apr 2025Crown-Indigenous Relations and Northern Affairs Canada$96,853
Apr 2025Crown-Indigenous Relations and Northern Affairs Canada$21,859
Dec 2024Courts Administration Service$400,000
Aug 2024National Research Council Canada$309,464
Aug 2024Public Services and Procurement Canada$13,046,304
Aug 2024Public Services and Procurement Canada$17,340,000
Jul 2024Courts Administration Service$40,000
Jun 2024Public Services and Procurement Canada$17,793,478
May 2024Crown-Indigenous Relations and Northern Affairs Canada$21,660
Mar 2024Crown-Indigenous Relations and Northern Affairs Canada$97,980
Dec 2023Natural Resources Canada$39,550
Sep 2023Public Services and Procurement Canada$1,084,460
Aug 2023Public Services and Procurement Canada$4,848,736
Jul 2023National Defence$282,500
Jul 2023National Defence$68,987
Jun 2023Public Services and Procurement Canada$10,781
Apr 2023Public Services and Procurement Canada$12,383,276
Apr 2023Public Services and Procurement Canada$28,000,000
Apr 2023Crown-Indigenous Relations and Northern Affairs Canada$21,660
Apr 2023Crown-Indigenous Relations and Northern Affairs Canada$29,109
Mar 2023Public Services and Procurement Canada$2,600,000
Feb 2023Public Services and Procurement Canada$61,813
Dec 2022Public Services and Procurement Canada$809,524
Nov 2022Public Services and Procurement Canada$26,548,674
Sep 2022Public Services and Procurement Canada$26,642,911
Sep 2022Public Services and Procurement Canada$36,612
Sep 2022Shared Services Canada$24,633,246
Jul 2022Public Services and Procurement Canada$26,548,672
Jul 2022Public Services and Procurement Canada$179,795
Jun 2022Public Services and Procurement Canada$19,541,938
May 2022Public Services and Procurement Canada$15,185,863
May 2022National Defence$173,397
Apr 2022Crown-Indigenous Relations and Northern Affairs Canada$167,837
Feb 2022National Defence$25,096
Jan 2022Parks Canada$545,154
Jan 2022National Defence$46,661
Jan 2022Department of Housing, Infrastructure and Communities$39,550
Jan 2022Indigenous Services Canada$25,300
Dec 2021Correctional Service of Canada$12,015,092
Sep 2021National Defence$22,833
Jul 2021Public Services and Procurement Canada$57,335,734
Jul 2021Public Services and Procurement Canada$32,224,000
Jun 2021Indigenous Services Canada$308,718
Jun 2021Health Canada$426,736
Apr 2021Crown-Indigenous Relations and Northern Affairs Canada$124,084
Apr 2021Crown-Indigenous Relations and Northern Affairs Canada$162,703
Mar 2021Health Canada$371,973
Jan 2021Public Services and Procurement Canada$1,089,144
Jan 2021Public Services and Procurement Canada$85,447
Dec 2020National Defence$58,274
Nov 2020National Defence$199,362
Nov 2020National Defence$275,505
Oct 2020Public Services and Procurement Canada$1,783,263
Oct 2020National Defence$48,906
Oct 2020National Defence$48,889
Jun 2020National Defence$166,458
May 2020Crown-Indigenous Relations and Northern Affairs Canada$114,186
Apr 2020Crown-Indigenous Relations and Northern Affairs Canada$153,056
Apr 2020Public Services and Procurement Canada$3,571,409
Mar 2020Public Services and Procurement Canada$17,043
Dec 2019Natural Resources Canada$24,860
Dec 2019Indigenous Services Canada$293,333
Nov 2019Public Services and Procurement Canada$13,965,539
Nov 2019Indigenous Services Canada$70,495
Nov 2019National Defence$121,941
Nov 2019Parks Canada$38,985
Nov 2019Public Services and Procurement Canada$17,000,000
Oct 2019Natural Sciences and Engineering Research Council of Canada$2,034,497
Oct 2019National Defence$1,174,176
Oct 2019Public Services and Procurement Canada$78,309
Aug 2019Indigenous Services Canada$49,701
Jul 2019Public Services and Procurement Canada$817,000
May 2019Indigenous Services Canada$152,113
Apr 2019Public Services and Procurement Canada$19,743,609
Apr 2019Royal Canadian Mounted Police$99,908
Apr 2019Canadian Heritage$1,156,152
Mar 2019Indigenous Services Canada$43,509
Mar 2019Crown-Indigenous Relations and Northern Affairs Canada$43,509
Dec 2018Indigenous Services Canada$62,702
Dec 2018Crown-Indigenous Relations and Northern Affairs Canada$62,702
Oct 2018Public Services and Procurement Canada$574,200
Oct 2018Public Services and Procurement Canada$574,200
Sep 2018Public Services and Procurement Canada$10,334
Jul 2018Indigenous Services Canada$660,531
Jul 2018Indigenous Services Canada$467,656
Jul 2018Crown-Indigenous Relations and Northern Affairs Canada$467,656
Jun 2018Parks Canada$138,200
Jun 2018National Defence$225,840
Jun 2018Employment and Social Development Canada$20,613
May 2018Public Services and Procurement Canada$22,188,339
May 2018Public Services and Procurement Canada$27,030,000
Apr 2018Crown-Indigenous Relations and Northern Affairs Canada$245,257
Apr 2018Public Services and Procurement Canada$15,844,164
Mar 2018Public Services and Procurement Canada$2,610,000
Feb 2018Public Services and Procurement Canada$18,049,638
Feb 2018National Defence$224,900
Jan 2018Crown-Indigenous Relations and Northern Affairs Canada$36,250
Dec 2017Public Services and Procurement Canada$1,088,182
Nov 2017Public Services and Procurement Canada$942,107
Nov 2017Public Services and Procurement Canada$716,925
Nov 2017Crown-Indigenous Relations and Northern Affairs Canada$11,025
Oct 2017Public Services and Procurement Canada$24,999
Oct 2017Crown-Indigenous Relations and Northern Affairs Canada$123,645
Sep 2017Public Services and Procurement Canada$213,316
Jul 2017Immigration, Refugees and Citizenship Canada$156,844
Jun 2017Canadian Nuclear Safety Commission$10,170
Apr 2017Public Services and Procurement Canada$18,970,906
Mar 2017Public Services and Procurement Canada$25,291,019
Feb 2017Indigenous Services Canada$312,553
Feb 2017Crown-Indigenous Relations and Northern Affairs Canada$492,257
Jan 2017Public Services and Procurement Canada$213,258
Jan 2017Crown-Indigenous Relations and Northern Affairs Canada$110,175
Jan 2017Indigenous Services Canada$131,845
Jan 2017Crown-Indigenous Relations and Northern Affairs Canada$270,787
Nov 2016Crown-Indigenous Relations and Northern Affairs Canada$10,198
Sep 2016Crown-Indigenous Relations and Northern Affairs Canada$142,663
Aug 2016Parks Canada$1,452,893
Aug 2016Crown-Indigenous Relations and Northern Affairs Canada$228,944
Jul 2016Environment and Climate Change Canada$278,124
Jul 2016Immigration, Refugees and Citizenship Canada$152,957
Jun 2016Public Services and Procurement Canada$651,281
Jun 2016Public Services and Procurement Canada$2,068,080
May 2016Public Services and Procurement Canada$1,957,848
Mar 2016Correctional Service of Canada$11,611,315
Feb 2016Public Services and Procurement Canada$3,618,000
Feb 2016Crown-Indigenous Relations and Northern Affairs Canada$285,025
Jan 2016Crown-Indigenous Relations and Northern Affairs Canada$186,547
Jan 2016Crown-Indigenous Relations and Northern Affairs Canada$93,205
Nov 2015Crown-Indigenous Relations and Northern Affairs Canada$23,742
May 2015Public Services and Procurement Canada$6,409,624
Jan 2015Crown-Indigenous Relations and Northern Affairs Canada$79,723
Aug 2014Public Services and Procurement Canada$3,743,790
Sep 2013Public Services and Procurement Canada$185,353
Jun 2013Public Services and Procurement Canada$6,316,234
May 2013Public Services and Procurement Canada$13,083,287
Sep 2011Public Services and Procurement Canada$22,679,215

CanadaBuys award notices

Contracts this vendor won through CanadaBuys since 2022.

AwardedSupplierValue
Sep 2025Colliers Project Leaders$472,500
Sep 2025Colliers Project Leaders$1,325,803

CanadaBuys award notices since Aug 2022. They overlap the Treasury Board contract figures and are never added to them. Source: CanadaBuys open data, October 12, 2026.

Alberta sole-source contracts

Contracts the Government of Alberta gave this vendor without competition.

MinistryContractsTotal
Mental Health and Addiction1$1.3M
DateBuyerValue
Apr 2024Mental Health and Addiction$1,300,000

Government of Alberta sole-source service contracts of $10,000 or more, contracts starting Apr 2015 to Jun 2026. Source: Alberta sole-source contract disclosure, downloaded October 13, 2026.