TriNet vs Justworks

TriNet6.9/10

Justworks9.7/10

Scored in PEO Services

The short answer

Justworks publishes its PEO prices: PEO Basic at $79 and PEO Plus at $124 per employee a month, for companies with at least two W-2 employees. TriNet charges a flat per-employee administrative fee by quote and also sells HR Plus, an ASO service without co-employment.

By LeadChange Research TeamUpdated Nov 1, 2026Based on 13 sources, most recently checked Nov 10, 2026

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 want HR support without co-employment through HR Plus (ASO).
You need SOC 2 Type II and HIPAA stated by the vendor.
You want EPLI coverage and claims management in the PEO fee.

What TriNet costs TriNet competitors

Justworks

Starting price: $50/mo + $8/employee/mo1
Best for: Small businesses that want a PEO with published per-employee prices

Choose Justworks if

You want a published price: $79 per employee a month on PEO Basic, $124 on PEO Plus.
You want support at any hour, including over Slack.
You hire abroad: Justworks runs an employer of record in 43 countries.
You want payroll first and benefits later: the Payroll plan starts at $50 a month plus $8 per employee.

Justworks pricing Justworks competitors

LeadChange Score: editorial assessment based on public information.

Scorecard

TriNet wins 2Justworks wins 21 tie

TriNet vs Justworks by dimension
Dimension	TriNet	Justworks
PricingJustworks lists PEO Basic at $79 and PEO Plus at $124 per employee a month, with premiums billed on top. TriNet quotes a flat per-employee fee and bills benefit premiums and payroll taxes separately. Time Tracking: $8 a month per employee, US-based contractors: $8 a month per contractor, only in months you pay them, International contractors: $39 a month per paid contractor, plus exchange-rate fees, Health insurance on the Payroll plan: $8 a month per benefits-eligible employee, plus premiums, Dedicated HR Consulting: $30 a month per employee (PEO plans), Health Insurance Reimbursements (CHOICE): $25 a month per enrolled employee, Workers' comp on PEO plans: premium as a percentage of wages, with a state minimum for unpaid owners, Health, dental, vision, life and disability premiums: billed on top of plan fees1	Quote only	$79/employee/mo (PEO Basic plan)
CapabilitiesBoth cover payroll, payroll tax, benefits, workers' compensation and HR compliance. TriNet adds time and attendance, performance and recruiting modules; Justworks adds time tracking as an add-on and an employer of record. PEO, HR Plus (ASO), Payroll, Payroll tax, Benefits administration, HR compliance, Time and attendance, Performance management, Recruiting2	9 of 10 core capabilities	9 of 10 core capabilities
IntegrationsTriNet lists 12 integrations, including QuickBooks Online, NetSuite, Greenhouse, BambooHR and Lattice, and offers an API. Justworks syncs with QuickBooks, NetSuite, Sage Intacct and Xero and connects to Carta, Checkr and Culture Amp. 123	10 documented (vendor says 12)	9 documented
Fit and supportJustworks offers 24/7 support on PEO Basic and PEO Plus, by phone, email, chat and Slack. TriNet offers phone and online support, with dedicated support on HR Plus. 24/7 support on PEO Basic and PEO Plus; the Payroll plan lists a 24/7 help center plus phone and chat support4	Small businesses, mid-market companies	Small businesses
SecurityTriNet states SOC 2 Type II and HIPAA and supports single sign-on through Azure, Google, Okta and OneLogin. Justworks names no certification on the pages we reviewed. Yes (per its 2023 white paper)5	SOC 2	None verified

Key differences

Where TriNet and Justworks differ (7)
Attribute	TriNet	Justworks
Pricing model	Per employee6	Base fee + per employee1
Price transparency	Quote only6	Published1
Best for	Small businesses, mid-market companies7	Small businesses8
Mobile apps	TriNet mobile app (pay stubs, time off)9	Justworks app for iOS, Justworks app for Android10
Support channels	Phone, Online, Advisory support (HR Plus), Dedicated support (HR Plus)6	Phone, email, chat, Slack1
Founded	19887	20128
Headquarters	Dublin, California11	New York, New York, US12

Show 1 attributes where they are the same

Where they are the same (1)
Attribute	TriNet	Justworks
Automatic tax filing	6	13

Analysis by dimension

Pricing. Justworks lists PEO Basic at $79 and PEO Plus at $124 per employee a month, with premiums billed on top. TriNet quotes a flat per-employee fee and bills benefit premiums and payroll taxes separately.

Capabilities. Both cover payroll, payroll tax, benefits, workers' compensation and HR compliance. TriNet adds time and attendance, performance and recruiting modules; Justworks adds time tracking as an add-on and an employer of record.

Integrations. TriNet lists 12 integrations, including QuickBooks Online, NetSuite, Greenhouse, BambooHR and Lattice, and offers an API. Justworks syncs with QuickBooks, NetSuite, Sage Intacct and Xero and connects to Carta, Checkr and Culture Amp.

Fit and support. Justworks offers 24/7 support on PEO Basic and PEO Plus, by phone, email, chat and Slack. 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 through Azure, Google, Okta and OneLogin. Justworks names no certification on the pages we reviewed.

Neither one?

G&A Partners

G&A Partners has the highest LeadChange Score in PEO Services after excluding these two (7.3/10).

G&A Partners review

More TriNet comparisons

More Justworks comparisons

Frequently asked questions

Is TriNet more expensive than Justworks?

Only Justworks publishes PEO prices: $79 per employee a month on PEO Basic and $124 on PEO Plus, before premiums. TriNet quotes a flat per-employee fee, with premiums and payroll taxes billed on top, so compare a TriNet quote with those two figures.

What are the disadvantages of TriNet?

TriNet is less suited to buyers who want a published price, since its PEO fee is quoted. Its industry focus is healthcare, technology and finance, and it lists 12 integrations.

Who are TriNet’s main competitors?

Among the PEOs we review, TriNet’s peers include Justworks, Insperity, ADP TotalSource and Paychex PEO. Next to Justworks, TriNet adds an ASO plan without co-employment; Justworks adds published prices.

Are TriNet and Justworks certified PEOs?

Yes. Justworks Employment Group has been on the IRS list of certified PEOs since January 1, 2017, and TriNet HR III-B since July 1, 2018.

Do TriNet and Justworks include workers' compensation?

Both do. TriNet’s fee covers workers' compensation administration and claims support; Justworks includes a workers' comp master policy on PEO plans, priced as a percentage of wages.

What is the minimum company size for TriNet and Justworks?

Justworks' PEO plans need at least two W-2 employees. TriNet serves small and midsize businesses and publishes no minimum on the pages we reviewed.

Is TriNet or Justworks more secure?

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

How this page was made

What it is built from
31 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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Sources

The 13 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

Justworks justworks.com/pricing“Justworks Payroll customers pay $8 per month per employee plus a $50 base fee.” “Any payments to international contractors will cost $39 per active paid international contractor plus applicable exchange rate fees.”
TriNet TriNet HR Plus - TriNet“HR Plus covers areas such as recruiting, HR, payroll, payroll tax, benefits administration, and more!”
TriNet trinet.com/customer-resource-center/technology/integration-center“TriNet integrates with many systems:”
Justworks justworks.com/plans/basic“our 24/7 customer support team that you and your employees can reach via email, phone, chat, and Slack.”
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.”
TriNet trinet.com/peo/pricing“PEPM stands for "Per Employee Per Month" and is the pricing method TriNet uses to determine your administrative cost.” “Pricing is customized based on your company size, industry, geographic footprint, and services needed, so TriNet does not publish standard list pricing.”
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”
Justworks justworks.com/about/our-company“Justworks is a technology company that levels the playing field for all small businesses.” “So, in 2012, Isaac left Etsy to build one.”
TriNet trinet.com/peo“Our platform also lets your employees view pay stubs and request time off conveniently from our mobile app.”
Justworks justworks.com/lp/justworks-mobile“Get the free mobile app to keep all your important HR info with you at all times. Available on the App Store and the Play Store.”
TriNet trinet.com/locations“Headquarters One Park Place Suite 600 Dublin, CA 94568”
Justworks justworks.com/privacy-policy“you can write to us at Justworks, Inc., P.O. Box 7119, Church Street Station, New York, NY 10008-7119”
Justworks justworks.com/platform/features/compliance“Sit back while our platform automates withholding, reporting, and remitting your payroll taxes for US-based and international employees, plus annual filings like W-2s and 1099s for domestic contractors.”