Oasis is Now Paychex HR
We’re excited to share that Oasis is now fully part of the Paychex brand and is one of the flexible solutions available within Paychex HR. In 2018, Paychex acquired Oasis Outsourcing, expanding our comprehensive suite of solutions to provide best-in-class products, services, and technology to further support the success of our clients and their employees.
Paychex Oasis Support Options
Need help? Connect with us at the numbers and links provided here.
Contact Support
Client Support: 888 627-4735
Employee Support: 800-822-8704
General Questions: 800-822-8635
For more information about our rebranding, please review the FAQs.
Paychex Oasis Login
Bookmark portal.oasisassistant.com for ease of use or click the button below. You may also log in at paychex.com/login by selecting Paychex Oasis.
Paychex Services
Additional Solutions for Your Business
Let’s Talk
Ready to get started? Contact us today to learn how our HR solutions have helped other businesses become more efficient, attract and retain talent, and reduce business risk.
Frequently Asked Questions
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Why is oasisadvantage.com redirecting to paychex.com?
Why is oasisadvantage.com redirecting to paychex.com?
Paychex, a leading provider of integrated human capital management solutions for payroll, benefits, human resources, and insurance services, acquired Oasis in 2018. Starting in April, the Oasis website is redirecting to paychex.com as we align with the Paychex brand.
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How will this affect my login experience?
How will this affect my login experience?
Oasisadvantage.com leads to this page starting in April. It includes logins to your current client and employee websites, which will now be called Paychex Oasis, as well as support information. We recommend using and bookmarking your current login page for ease and consistency, but you can also login at paychex.com/login.
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How does this change impact customer service and support?
How does this change impact customer service and support?
The transition will not impact your service or support for Oasis PEO, Oasis payroll, or Oasis HR solutions. We are committed to delivering the best solutions and service in the industry at the same standard you have come to expect.
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Will email contact information for my service specialists change?
Will email contact information for my service specialists change?
As part of this transition, our email domain will be changing to paychex.com. Previous emails will continue to deliver to the correct contact, but new email addresses will be communicated by service team members.
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How can I complete my onboarding paperwork?
How can I complete my onboarding paperwork?
To complete your I-9 and other new hire paperwork, please log into our Electronic Onboarding System. This information can also be found within the Employee Support section of Paychex.com under Paychex HR PEO.
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What will happen to Oasis social media accounts?
What will happen to Oasis social media accounts?
The Oasis social media accounts will be merged with Paychex. Learn more about Paychex by visiting paychex.com, and stay connected on Twitter, LinkedIn, and Facebook.