CoAdvantage vs Oasis PEO
How the two PEOs compare on pricing, minimum employees and fit.
| CoAdvantage | Oasis PEO | |
|---|---|---|
| Company size | Being confirmed | Being confirmed |
| Headquarters | Being confirmed | West Palm Beach, FL |
| Founded | Being confirmed | Being confirmed |
| Pricing | Quote only. Reported at roughly $120 to $180 per employee per month by a third-party source. | Quote-based. Applicant tracking and performance management cost extra. |
| Pricing model | Quote only | Quote only |
| Best for | Companies that want a multi-state, multi-industry generalist PEO | Growing small and mid-sized businesses with fewer than 49 employees (Oasis Outsourcing, now part of Paychex) |
| IRS certified (CPEO) | Yes, on the IRS list | Yes, on the IRS list |
| ESAC accreditation | Not confirmed | Accredited |
| Minimum employees | Not confirmed | 5 employees |
Carriers, 401(k) and workers' comp: side by side
| CoAdvantage | Oasis PEO | |
|---|---|---|
| Health carriers | Not publicly listed yet. We will get this for you: request a quote and we will include it. | Not publicly listed yet. We will get this for you: request a quote and we will include it. |
| 401(k) provider | Not publicly listed yet. We will get this for you: request a quote and we will include it. | 401(k) and a Pooled Employer Plan (PEP) offered; provider not named Crazy Egg review · Third-party review |
| Workers' comp | Not publicly listed yet. We will get this for you: request a quote and we will include it. | Workers' compensation plans offered through Paychex Insurance Agency; carrier not named Crazy Egg review · Third-party review |
| Other named partners | Not publicly listed yet. We will get this for you: request a quote and we will include it. | Not publicly listed yet. We will get this for you: request a quote and we will include it. |
Due diligence checked November 4, 2026. We only list carriers and partners that a filing, the provider or a named review states. Many PEOs do not publish their carriers or recordkeepers, so "not publicly listed" means we could not find it, not that none exists. If something is missing, request a quote and we will get it from the PEO for you. Lineups vary by state and change at renewal. Source types: SEC filing (strongest), provider site, third-party review.
Questions to ask before you sign
- Which medical carriers and networks are available in my state and zip code?
- Are the health plans fully insured or partially self-funded, and who bears claims risk?
- Who is the 401(k) recordkeeper, and what are the total plan fees and match options?
- Who is the workers' comp carrier, how are rates set, and what happens to my experience rating if I leave?
- Is the entity that will employ my staff on the IRS CPEO list, and is it ESAC accredited?
- What renewal increase did your plans see in each of the last 3 years?
Choose CoAdvantage if
Companies that want a multi-state, multi-industry generalist PEO.
- Broad multi-state and multi-industry coverage
- Targets small and mid-sized businesses
Choose Oasis PEO if
Growing small and mid-sized businesses with fewer than 49 employees (Oasis Outsourcing, now part of Paychex).
- Assigned payroll account manager and HR professional with 24-hour HR phone support
- IRS and ESAC accredited
- Workers' comp, cyber liability and employment practices liability coverage options
Ask CoAdvantage about
- Pricing is not published
- Reported as certified as a CPEO only since July 2026
- Minimum employee count not confirmed in sources reviewed
Ask Oasis PEO about
- One-year minimum contract with 30 days' written notice to cancel, and an early termination fee may apply
- Interface described as dated
- Sources disagree on the minimum: one says five employees, another says none
Frequently asked questions
Is CoAdvantage or Oasis PEO cheaper?
CoAdvantage: Quote only. Reported at roughly $120 to $180 per employee per month by a third-party source. Oasis PEO: Quote-based. Applicant tracking and performance management cost extra. Published rates are not directly comparable to quote-only pricing, and health premiums are separate.
Which is better for a small company, CoAdvantage or Oasis PEO?
CoAdvantage is best for companies that want a multi-state, multi-industry generalist peo. Oasis PEO is best for growing small and mid-sized businesses with fewer than 49 employees (oasis outsourcing, now part of paychex).
Last verified November 4, 2026. Based on third-party reviews and vendor pricing pages. See each provider page for sources.