Government vendor · Antigonish, Nova Scotia
R. J. MacIsaac Construction Limited
Contracts with the federal government, Nov 2015 to Jun 2025. Based in Antigonish, Nova Scotia, going by its postal code.
- Federal contracts
- $67.1M
- 10 contracts
- Buyers
- 4
- departments and agencies
- Non-competitive
- 13%
- of 8 contracts that say how they were awarded
- First and latest
- 2015–2025
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 agency | Contracts | Total |
|---|---|---|
| National Defence | 2 | $49.9M |
| Fisheries and Oceans Canada | 6 | $13.5M |
| Public Services and Procurement Canada | 1 | $2.1M |
| Transport Canada | 1 | $1.7M |
What it sells
By the Treasury Board object code each contract was filed under.
| Category | Contracts | Total |
|---|---|---|
| Services related to the remediation of contaminated sites | 3 | $10.6M |
| Other Business services not Elsewhere Specified | 3 | $2.9M |
| Marine installations | 1 | $2.1M |
| Engineering consultants-Construction | 1 | $1.7M |
Largest contracts
By year
| Year | Contracts | Total |
|---|---|---|
| 2015 | 1 | $39M |
| 2016 | 1 | $10.8M |
| 2017 | 1 | $994K |
| 2019 | 1 | $2.1M |
| 2020 | 1 | $1.8M |
| 2022 | 2 | $3.9M |
| 2023 | 2 | $8.4M |
| 2025 | 1 | $83K |
Federal contracts
Newest first. Each at its latest reported value, amendments included.
CanadaBuys award notices
Contracts this vendor won through CanadaBuys since 2022.
| Awarded | Supplier | What | Buyer | Value |
|---|---|---|---|---|
| Jan 2024 | R.J. MacIsaac Construction Ltd. | Removal, Deconstruction and Disposal of the Vessels Hannah Atlantic, Cape Rouge and the Rupert Brand VI | Fisheries and Oceans Canada | $1,970,563 |
| Nov 2023 | R.J. MacIsaac Construction Ltd. | Permanent elimination of the threat of pollution posed by the Tug Craig Trans | Fisheries and Oceans Canada | Not stated |
| Nov 2022 | R. J. MacIsaac Construction Limited | Disposal of the CCGS Hudson | Fisheries and Oceans Canada | $1,637,756 |
| Nov 2022 | R.J. MacIsaac Construction Ltd | Permanent elimination of the threat of pollution posed by the vessel MV Caruso. | Fisheries and Oceans Canada | $1,879,920 |
| Nov 2022 | R. J. MacIsaac Construction Limited | Disposal of the MV Holiday Island | Transport Canada | $1,656,970 |
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.