| 1964- | Ross Builders starts and operates in the capacity as carpentry subcontractor. |
| 1971- | The first office is opened in North Ridgeville, Ohio |
| 1970's- | Company adds services of General Contracting and Construction Management. Projects completed during these years were industrial plants, high rises, offices/warehouse, restaurants and condominiums. |
| 1979- | A new office was built to accommodate the growth, located at 38850 Center Ridge Road in North Ridgeville is where the company now currently operates. |
| 1984- | The company became incorporated in the state of Ohio. |
| 1985- | Ross Builders Company Inc., completes its first multi-million dollar project; the Harbor Condominiums of Sandusky. |
| 1990's | Ross Builders expands its portfolio to include medical facilities, schools, churches, private clubs and private residences. Additionally, Ross Builders begins to implement amongst its other services the “design build” approach. |
| Today- | Ross Builders continues to expand/diversify and is now a member of the United States Green Building Council in an effort to become more socially responsible and continue to build the future as it always has with quality and integrity. |