Effie J. Triantafilopoulos has cast 76 recorded division votes in the current parliament, voting yea on 52 (68%) and nay on 11 (14%). Triantafilopoulos was absent for 13 votes (17% of all divisions). Triantafilopoulos voted with the winning majority 82% of the time.

In the February 2025 election, Triantafilopoulos won Oakville North—Burlington with 49.7% of the vote, a lean margin of +8.8% over Kaniz Mouli (LIB, 40.9%). Turnout in the riding was 46.55%.

Of the 76 votes, 41 were on bills and 22 were procedural motions. As a member of the governing party, a high majority-alignment rate is typical.