You need to sign the application with your first and last name as you entered them at the start of your onboarding.

Before you can login to our payroll software, there are a few things that must happen first. You must fully complete your electronic onboarding, and your worksite employer must login and approved you.

You will need the alphanumeric code provided in the Electronic Employee Onboarding letter from your employer. The code is highlighted in the upper right corner of the letter. It is composed of 4 numbers followed by two letters. Please use this link to login and get started with onboarding and filling out your application: https://cornerstone.prismhcm.com/Account/NewEmployee

If you don’t have access to the 4-digit code provided, please request the code from your worksite employer.

You can go to our website at https://cornerstone.prismhcm.com then click on Reset Password, then enter your email address and then click in the box to the left of I’m not a robot. Then enter your email address and hit enter. The system will send you an email to your email address on file with Cornerstone PEO. The email will come from info@prismhcm.com and will have a link that you can click on to reset your password.

If you get the message that your account is locked, you will need to contact us at 877-736-9473 and choose Option 0. You will need to answer a few questions to identify yourself. Once verified, we can unlock your account so you can access the system.

Taxes are deducted based on your gross (overall) wages in a paycheck and the number and kind of dependents you have recorded on your W4 tax form. You can update your W4 to adjust Federal Taxes. If you are making changes on a mobile device, by clicking to the left of the Cornerstone PEO logo (the squares) in the title bar, the drop-down menu on the left with your personal information opens and you can access from there. Then log in using your username and password, then go to Federal Tax Forms, then click on W4, then click on Update W4, make the change, then click on Save at the bottom of the screen.

Yes. If you are making changes on a mobile device, by clicking to the left of the Cornerstone PEO logo (the squares) in the title bar, the drop-down menu on the left with your personal information opens and you can access from there. Then log in using your username and password, then go to State Tax Form and Edit your State Tax form or Add State Form in the system.

Yes. If you are making changes on a mobile device, by clicking to the left of the Cornerstone PEO logo (the squares) in the title bar, the drop-down menu on the left with your personal information opens and you can access from there. Then log in using your username and password, then go to Personal Information, scroll down to the Home Address section, then click on Edit, update your address, (make sure you address both the Home Address & Mailing Address) then click Save.

Yes. If you are making changes on a mobile device, by clicking to the left of the Cornerstone PEO logo (the squares) in the title bar, the drop-down menu on the left with your personal information opens and you can access from there. Then log in using your username and password, then go to Federal Tax Forms, then click on W4, then click on Update W4, make the change, then click on Save at the bottom of the screen.

You will need your login information to make a change. If you are making changes on a mobile device, by clicking to the left of the Cornerstone PEO logo (the squares) in the title bar, the drop-down menu on the left with your personal information opens and you can access from there. Then log in using your username and password, then go to Personal, then Direct Deposit, then Edit to change your Direct Deposit or New to add an additional direct deposit. Then click on Save. If you have more than one direct deposit, the one without a specific amount or percentage should be set to Remainder of Check.

The days you worked may fall into different pay periods so they would not be in the same paycheck. Please contact your worksite employer for confirmation on the pay period dates for the dates in question that are not in your paycheck.

Log in to the system at https://cornerstone.prismhcm.com/LogOn. • Click on Federal Tax Forms, then click on W2 • Choose the Year for the W2 Form you want to View or Print • Click Generate PDF • The system will display your W2 and allow you to download or print the W2

Log in to the system at https://cornerstone.prismhcm.com/LogOn. • Click on icon of person, labeled Personal, on the left side, which will take you to your personal information • Click on Pay, then click Pay Stub to view a list of your pay checks • Under the Check No. column, click on the Check Number to view stub • Click on Print Paystub

Any discrepancies on hours or pay rates need to be reported directly to your Worksite Employer, as Cornerstone only enters the payroll information they are given by the Worksite Employer. Cornerstone usually does not have access to the scheduling site used by your company. Please reach out to your contact at your company.

Please go to https://www.cornerstonepeo.com/w2-request-form to complete and submit a W2 correction form. A team member will be in touch with any questions and corrections that were made.