| 1958 | Paul Hardy, Estimator at G. Gagnon Ltée Contractor |
| 1960 | Robert Hardy set foot in 4 years of age on the foundation of the new Building company G. Gagnon Ltd. Lafrenaie Street, St. Leonard, with its Father Paul Hardy |
| 1967 | Paul Hardy became the Vice President of Gagnon Masonry, which will become because of the law 101, Masonry Gagnon |
| 1975 | April 1, the beginning of the career of Robert Hardy, as a day with bricklayer, Mr Raymond Perron |
| 1977 | Help to starting Raymond Perron Enr. Company. Mason contractor |
| 1975-1978 | Plan reading training and Estimation |
| 1979 | Junior Estimator in Masonry Gagnon, following the service offer of Mr. Bertrand Gagnon, a former associate of his late father |
| 1982 | Following the departure of the project manager, Robert will head the department estimating and project management |
| 1984 | Following the will of the owners to retire, Masonry Gagnon (Montreal) Inc. was formed in partnership with the son of the owner, a owner and Robert Hardy. |
| 1993 | The company's vision is different between the partners, there is division and Robert leaves the firm |
| 1994 | A place of Director of Operations is offered in Rainville & Frère. Upon his arrival, the annual volume of the company is between 800,000 $ and 1,200,000.00$ |
| 1997 | Leaves the firm Rainville & Frères, after only nine months of action in the year, billing was over than 3,100,000.00$ |
| 1998 | Foundation of Robert Hardy Inc., which Lafrenaie pinion on street near the old building Masonry Gagnon, |
| 2013 | October 2013 groundbreaking ceremony of Robert Hardy Inc building, street Bernard Lefebvre, Laval |
| 2014 | March 21, 2014, the official move to the new premises of Robert Hardy Inc. |