W2's for 2020 are available! Note: Must be viewed on a computer with pop-ups enabled. Not viewable on a mobile device. Login, then click "My Profile" to view. Call 419.866.8367 with any questions. Also, if you applied before Jan 1st 2020, fill out a new W4. If you don’t, your record may be entered under the highest tax bracket. Click here for your W4 & send it filled out to payroll@supplemental.com
We have upgraded our backend systems!
Supplemental Staffing has upgraded our business system to allow us to better support you. During this transition, we understand that our employees will still need access to the old system to access things like old paystubs and more.
Below are links to our new WebCenter for employees as well as the old employee login.
Our new primary webservice login is available here:
For basic WebCenter information and guidance, Click Here.
If you need help understanding how to read your paycheck stubs, please refer to this guide: