Members of amalgamated UE Local 155 who work at Stepan ratified a new three-year agreement on November 1. Wages will increase four percent on November 16, then 3.5 percent and 3.25 percent in November 2024 and November 2025 respectively. Workers also received a $3,000 signing bonus, and the schedule premium paid to all workers who do not exclusively work days was increased from $1.80 to $1.95.

Workers who are assigned by management to train another employee in a new classification or position will now receive a $1000.00 payment, after the trainee has completed all training, demonstrates proficiency, and is qualified to perform the duties.