[2] Upon graduation, Allison established himself in the Niagara area through accumulating businesses and working for a major franchise organization.

[2] Outside of his capacities as a Member of Parliament, Allison also owns a private equity firm that assists in small business and startups.

Since taking office, Allison has served on the Standing Committee on Public Accounts, International Trade and as past chair of the Standing Committee on Human Resources Skills Development and Status of Persons with Disabilities and has also served on the advisory panel on the Funding of Officers of Parliament.

[6] Allison was one of thirteen Canadians banned from traveling to Russia under retaliatory sanctions imposed by Russian President Vladimir Putin in March 2014.

[8] In February 2023, Allison, along with fellow Conservative MPs Leslyn Lewis and Colin Carrie, had dinner with Christine Anderson, a Member of the European Parliament representing Alternative for Germany, who was on a Canadian tour of right-wing media and convoy protest supporters.

The meeting was condemned by the Centre for Israel and Jewish Affairs, the Canadian Anti-Hate Network, and Prime Minister Justin Trudeau among others, for Anderson and AfD's Islamophobic and antisemitic positions.