| Mar 2021 | Natural Resources Canada | Inorganic and organic chemicals, including plastics, rubber and products, and excluding tires and tubes | Competitive | $22,614 |
| Dec 2020 | Health Canada | Inorganic and organic chemicals, including plastics, rubber and products, and excluding tires and tubes | Competitive | $34,493 |
| Jun 2020 | Environment and Climate Change Canada | Miscellaneous Chemical products | Non-competitive | $21,223 |
| May 2020 | Natural Resources Canada | Inorganic and organic chemicals, including plastics, rubber and products, and excluding tires and tubes | Non-competitive | $10,466 |
| Mar 2020 | Environment and Climate Change Canada | Miscellaneous Chemical products | Competitive | $18,783 |
| Oct 2019 | Environment and Climate Change Canada | Services related to the remediation of contaminated sites | Non-competitive | $22,590 |
| Aug 2019 | Environment and Climate Change Canada | Other professional services not elsewhere specified | Non-competitive | $12,233 |
| Jul 2019 | Environment and Climate Change Canada | Miscellaneous Chemical products | Competitive | $49,980 |
| Jun 2019 | Environment and Climate Change Canada | Miscellaneous Chemical products | Non-competitive | $10,222 |
| May 2019 | Environment and Climate Change Canada | Services related to the remediation of contaminated sites | Non-competitive | $22,891 |
| Apr 2019 | Environment and Climate Change Canada | Miscellaneous Chemical products | Competitive | $10,219 |
| Apr 2019 | Environment and Climate Change Canada | Miscellaneous Chemical products | Competitive | $31,500 |
| Apr 2019 | Environment and Climate Change Canada | Miscellaneous Chemical products | Competitive | $31,500 |
| Apr 2019 | Agriculture and Agri-Food Canada | Other Mineral Fuels, Oils and Products | Competitive | $17,821 |
| Feb 2019 | Environment and Climate Change Canada | Miscellaneous Chemical products | Competitive | $31,500 |
| Dec 2018 | Parks Canada | Other equipment and Parts | Competitive | $21,599 |
| Oct 2018 | Environment and Climate Change Canada | Miscellaneous Chemical products | Non-competitive | $18,646 |
| Jul 2018 | Environment and Climate Change Canada | Miscellaneous Chemical products | Competitive | $10,603 |
| Apr 2018 | Agriculture and Agri-Food Canada | Rental - Other | Competitive | $14,949 |
| Oct 2017 | Environment and Climate Change Canada | Miscellaneous Chemical products | Competitive | $44,070 |
| Sep 2017 | Environment and Climate Change Canada | Miscellaneous Chemical products | Non-competitive | $24,465 |
| May 2017 | Natural Resources Canada | Inorganic and organic chemicals, including plastics, rubber and products, and excluding tires and tubes | Competitive | $13,535 |
| Apr 2017 | Agriculture and Agri-Food Canada | Other Mineral Fuels, Oils and Products | Competitive | $14,372 |
| Apr 2017 | Environment and Climate Change Canada | Miscellaneous Chemical products | Competitive | $22,193 |
| Jun 2016 | Environment and Climate Change Canada | 1139 Miscellaneous Chemical Products | — | $16,920 |
| Apr 2016 | Environment and Climate Change Canada | 1139 Miscellaneous Chemical Products | — | $141,750 |
| Apr 2016 | Environment and Climate Change Canada | 1139 Miscellaneous Chemical Products | — | $19,663 |
| Feb 2016 | Environment and Climate Change Canada | 1139 Miscellaneous Chemical Products | — | $23,000 |
| Nov 2015 | Environment and Climate Change Canada | 1139 Miscellaneous Chemical Products | — | $22,995 |
| Jun 2015 | Environment and Climate Change Canada | 1139 Miscellaneous Chemical Products | — | $17,132 |
| Mar 2015 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $17,541 |
| Feb 2015 | National Defence | Inorganic and organic chemicals, including plastics, rubber and products, and excluding tires and tubes | — | $15,831 |
| Feb 2015 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $9,799 |
| Jan 2015 | National Defence | Gases: Compressed and Liquefied | — | $29,955 |
| Jan 2015 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $35,559 |
| Dec 2014 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $41,955 |
| Dec 2014 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $15,675 |
| Nov 2014 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $10,017 |
| Oct 2014 | Environment and Climate Change Canada | 0645 Repair - Other buildings (specify) | — | $15,200 |
| Jun 2014 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $17,175 |
| May 2014 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $40,000 |
| Apr 2014 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $21,592 |
| Apr 2014 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $135,000 |
| Mar 2014 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $20,000 |
| Mar 2014 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $20,000 |
| Mar 2014 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $20,000 |
| Feb 2014 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $19,999 |
| Feb 2014 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $20,001 |
| Jan 2014 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $16,099 |
| Dec 2013 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $17,932 |
| Dec 2013 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $23,199 |
| Sep 2013 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $20,615 |
| May 2013 | National Research Council Canada | Rental of machinery, office furniture and fixtures and other equipment | Non-competitive | $15,422 |
| May 2013 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $20,389 |
| May 2013 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $18,520 |
| May 2013 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $31,503 |
| Apr 2013 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $21,000 |
| Apr 2013 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $21,000 |
| Apr 2013 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $21,000 |
| Jan 2013 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $19,750 |
| Jan 2013 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $33,522 |
| Dec 2012 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $9,000 |
| Dec 2012 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $9,000 |
| May 2012 | National Research Council Canada | Miscellaneous Chemical products | Non-competitive | $16,763 |
| Apr 2012 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $118,198 |
| Apr 2012 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $19,020 |
| Apr 2012 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $20,000 |
| Apr 2012 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $21,000 |
| Apr 2012 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $22,300 |
| Mar 2012 | National Research Council Canada | Miscellaneous Chemical products | Competitive | $24,645 |
| Dec 2011 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $20,000 |
| Dec 2011 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $21,000 |
| Dec 2011 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $27,000 |
| Sep 2011 | National Defence | Welding, Soldering and Brazing Supplies and Accessories, Miscellaneous | — | $20,064 |
| May 2011 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $10,900 |
| May 2011 | National Research Council Canada | Inorganic and organic chemicals, including plastics, rubber and products, and excluding tires and tubes | Non-competitive | $11,842 |
| Apr 2011 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $18,700 |
| Nov 2010 | National Research Council Canada | Miscellaneous Chemical products | Non-competitive | $13,773 |
| Nov 2010 | National Defence | HAND TOOLS, POWER DRIVEN | — | $19,497 |
| Jul 2010 | Environment and Climate Change Canada | 0570 Rental - Other (specify) | — | $14,940 |
| Jun 2010 | National Research Council Canada | Miscellaneous Chemical products | Competitive | $18,366 |
| Jun 2010 | National Research Council Canada | Measuring, controlling, laboratory, medical and optical equipment and parts | Non-competitive | $20,849 |
| Jun 2010 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $16,000 |
| May 2010 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $30,000 |
| Apr 2010 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $10,000 |
| Apr 2010 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $15,000 |
| Apr 2010 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $17,000 |
| Apr 2010 | National Research Council Canada | Miscellaneous Chemical products | Competitive | $21,000 |
| Mar 2010 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $26,500 |
| Feb 2010 | Environment and Climate Change Canada | 1219 Other machinery and parts | — | $12,880 |
| Jul 2009 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $11,100 |
| Apr 2009 | National Research Council Canada | Miscellaneous Chemical products | Non-competitive | $21,000 |
| Apr 2009 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $19,067 |
| Apr 2009 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $98,231 |
| Apr 2008 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $16,000 |
| Jul 2007 | Environment and Climate Change Canada | 1139 Miscellaneous chemical products | — | $30,000 |
| Feb 2006 | Environment and Climate Change Canada | 1179 Miscellaneous manufactured articles | — | $19,400 |
| Mar 2005 | Environment and Climate Change Canada | 1219 Other machinery and parts | — | $11,339 |