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TriNet vs Insperity (PEO)

TriNet6.9/10

Insperity (PEO)5.7/10

Scored in PEO Services

The short answer

Both quote their prices. TriNet charges a flat per-employee administrative fee for its PEO and also sells HR Plus, an ASO service without co-employment; it focuses on healthcare, technology and finance.

By LeadChange Research TeamUpdated Based on 14 sources, most recently checked

TriNet

Best for
Small and mid-size businesses that want a full-service PEO

Choose TriNet if

  • You want compliance support tailored to your industry; TriNet names healthcare, technology and finance among others.
  • You need SOC 2 Type II and HIPAA stated by the vendor.
  • You sync with QuickBooks Online, NetSuite, Xero or Sage Intacct.
  • You want single sign-on through Azure, Google, Okta or OneLogin.

TriNet plans and pricesAlternatives to TriNet

Insperity (PEO)

Best for
Small and midsize businesses that want a full-service PEO with a dedicated service team

Choose Insperity (PEO) if

  • You want a PEO that runs on Workday (HRScale), with a dedicated account executive and payroll and HR specialists.
  • You want a broad benefits list, from medical to critical illness and accident cover.
  • You want an online training center with 100+ learning pathways.
  • You may grow large: Insperity serves companies from startups to established firms.

Insperity (PEO) plans and pricesInsperity alternatives

LeadChange Score: editorial assessment based on public information.

Scorecard

TriNet wins 2Insperity (PEO) wins 02 ties

TriNet vs Insperity (PEO) by dimension
DimensionTriNetInsperity (PEO)
PricingBoth quote. TriNet charges a flat per-employee fee and bills premiums and payroll taxes separately; Insperity bills payroll taxes, workers' comp and benefits as direct cost allocations next to its HR service fee. Quote only1Quote onlyQuote only
CapabilitiesBoth cover payroll and tax filings, benefits, workers' compensation and HR compliance. TriNet adds performance and recruiting modules; Insperity adds a Workday-based PEO and contractor management. Payroll processing and payroll tax administration (calculation, withholding, remittance, filing), W-2 and year-end document preparation, Benefits administration including medical, dental, vision and life insurance, Workers' compensation and claims management support, ACA and COBRA administration support, Access to HR experts, Online HR platform for time, pay and benefits information19 of 10 core capabilities9 of 10 core capabilities
IntegrationsTriNet lists 12 integrations and offers an API. Insperity publishes no integration list on the pages we reviewed. 12210 documented (vendor says 12)1 documented
SecurityTriNet states SOC 2 Type II and HIPAA and supports single sign-on. Insperity names no certification on the pages we reviewed. Yes (per its 2023 white paper)3SOC 2None verified

TriNet or Insperity (PEO): what matters most to you?

We match on verified product facts for this need, never on who pays us.

Key differences

Where TriNet and Insperity (PEO) differ (6)
AttributeTriNetInsperity (PEO)
Pricing modelPer employee1Quote only4
Best forSmall businesses, mid-market companies5Small businesses, mid-market companies, enterprises6
Mobile appsTriNet mobile app (pay stubs, time off)7iOS8
Support channelsPhone, Online, Advisory support (HR Plus), Dedicated support (HR Plus)1Phone, Email, Web form9
Founded19885198610
HeadquartersDublin, California11Kingwood, Texas, USA12
Show 3 attributes where they are the same
Where they are the same (3)
AttributeTriNetInsperity (PEO)
Price transparencyQuote only1Quote only4
Automatic tax filing113
OwnershipPublicly traded5Publicly traded10

Analysis by dimension

Pricing. Both quote. TriNet charges a flat per-employee fee and bills premiums and payroll taxes separately; Insperity bills payroll taxes, workers' comp and benefits as direct cost allocations next to its HR service fee.

Capabilities. Both cover payroll and tax filings, benefits, workers' compensation and HR compliance. TriNet adds performance and recruiting modules; Insperity adds a Workday-based PEO and contractor management.

Integrations. TriNet lists 12 integrations and offers an API. Insperity publishes no integration list on the pages we reviewed.

Fit and support. Insperity supports by phone, email and web form from 7am to 7pm CST on weekdays, with dedicated specialists on HRScale. TriNet offers phone and online support, with dedicated support on HR Plus.

Security. TriNet states SOC 2 Type II and HIPAA and supports single sign-on. Insperity names no certification on the pages we reviewed.

Neither one?

Justworks

Justworks has the highest LeadChange Score in PEO Services after excluding these two (9.7/10).

From $79/employee/mo (PEO Basic plan)14

Justworks review

Frequently asked questions

Is TriNet just a PEO?

No. Besides its PEO, TriNet sells HR Plus, an administrative services (ASO) option with an HR platform, advisory or dedicated support and no co-employment. Insperity offers a similar route with HRCore.

Who competes with Insperity?

Among the PEOs we review, Insperity’s peers include TriNet, ADP TotalSource, Justworks and Paychex PEO. Against TriNet, Insperity adds a PEO built on Workday, while TriNet adds SOC 2 Type II.

How do TriNet and Insperity charge?

TriNet charges a flat fee per employee per month, quoted, with premiums and payroll taxes billed separately. Insperity bills direct cost allocations plus a fixed per-employee HR service charge, also quoted.

Are TriNet and Insperity certified PEOs?

Yes. Insperity PEO Services has been on the IRS certified PEO list since January 1, 2017; TriNet HR III-B joined it on July 1, 2018.

Which benefits do TriNet and Insperity offer?

TriNet offers medical, dental, vision and life insurance. Insperity lists medical, dental, vision, prescription, 401(k), HSA and FSA, disability, group life and critical illness and accident cover.

Where are TriNet and Insperity based?

TriNet, founded in 1988, is based in Dublin, California. Insperity, founded in 1986, is based in Kingwood, Texas; both are public companies.

Is TriNet or Insperity (PEO) more secure?

TriNet states SOC 2 Type II and HIPAA (unverified for Insperity (PEO)).

Who are TriNet’s biggest competitors?

TriNet ranks #3 of 24 in our PEO services ranking. Besides Insperity (PEO), the highest-scored are Justworks, G&A Partners, and PrestigePEO. Every alternative, matched to the reason you might switch: TriNet alternatives.

How this page was made

  • What it is built from

    26 verified facts, each checked against the vendor's own pages or another primary source, most recently on Nov 10, 2026.

  • Method

    Scored and compared with the LeadChange methodology, version 1.5. Read the methodology

  • Independent review

    Not reviewed yet by our independent reviewer. How we review

  • Hands-on testing

    We have not tested either product hands-on: this page uses public information only.

  • Who made it

    The LeadChange Research Team, following a written research process. No named expert has reviewed this page. About us

  • Independence and errors

    Who pays us never changes a score or a rank. If something here is wrong, tell us and we correct it publicly. Request a correction

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TriNet vs Insperity (PEO)

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Sources

The 14 pages this page's facts come from. The date beside each is our last check of the facts taken from it (the oldest, when they differ). The numbers beside the figures above link here.

Quotes from the sources
  1. TriNet trinet.com/peo/pricing“Pricing is customized based on your company size, industry, geographic footprint, and services needed, so TriNet does not publish standard list pricing.” “TriNet administers payroll taxes for wages processed through the TriNet platform, including calculation, withholding, remittance, and filing.”
  2. TriNet trinet.com/customer-resource-center/technology/integration-center“TriNet integrates with many systems:”
  3. TriNet assets.contentstack.io/v3/assets/blt9ccc5b591c9e2640/blt2147f424591a508f/657239817631d147b77ffb80/TriNet_Security_and_Privacy_White_Paper_2023.pdf“a SOC 2 Type 2 report for the TriNet platform. Current copies and corresponding bridge letters (issued each calendar quarter) are available upon request and are reserved for existing customers.” “TriNet maintains a HIPAA compliance framework that monitors and tracks our compliance to the requirements of HIPAA.”
  4. Insperity insperity.com/our-products/our-pricing“This is a fixed-dollar per-employee charge that covers the full scope of Insperity HR360 services. It’s customized for you based on the size of your business and won’t increase if you pay your employees more.” “The variables within each category are why we need to understand your business before we can give you a quote.”
  5. TriNet trinet.com/about-us“Power the success of small and medium-size businesses by supporting their growth and enabling their people.” “30+ in business, founded in 1988”
  6. Insperity insperity.com“Whether you’re a startup, a scale-up or a well-established company, Insperity delivers the dynamic HR services and technology you need to support and grow your business.”
  7. TriNet trinet.com/peo“Our platform also lets your employees view pay stubs and request time off conveniently from our mobile app.”
  8. Insperity, Inc. (App Store listing) apps.apple.com/us/app/id674606949“Insperity Mobile is now in sync with your active lifestyle. Quick, easy access to your 401k, paycheck information, FSA, UHC benefits card and more.”
  9. Insperity insperity.com/customer-support“If you’d like to speak with someone, please contact our Customer Service team via phone to connect with a representative 1-866-715-3552.”
  10. Insperity insperity.com/about-us“The company was founded as Administaff – later to be rebranded as Insperity.” “Administaff joined the New York Stock Exchange under the ticker symbol ASF.”
  11. TriNet trinet.com/locations“Headquarters One Park Place Suite 600 Dublin, CA 94568”
  12. Insperity insperity.com/about-us/our-locations“Corporate headquarters – Kingwood”
  13. Insperity Insperity Form 10-K, fiscal 2025“Payment of wages and salaries as reported by the client and related tax reporting and remittance (local, state and federal withholding, FICA, FUTA, state unemployment)”
  14. Justworks justworks.com/pricing“Justworks PEO pricing starts at $79 per month per employee for our Basic plan and $124 per month per employee for our Plus plan. Justworks Payroll customers pay $8 per month per employee plus a $50 base fee.”

What the LeadChange Score means

A 0–10 editorial assessment built only from verified facts, across six weighted dimensions: capabilities, pricing, integrations, security, fit and support, and data confidence.

Payments, commissions and lead fees are never inputs.