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ASO Services

ASO Services for Government

ASO services for government: the products with verified evidence that they serve this segment, and how we evaluate them.

products that fit
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By LeadChange Research TeamUpdated Based on 2 sources, most recently checked

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Research in progress8 capabilities we evaluate

  • No co-employment
  • Payroll and tax filing
  • Benefits administration
  • HR administration
  • HR advisory support
  • Compliance support
  • Workers' comp administration
  • HR and payroll technology

See ranked ASO Services

Research in progress

C2 Essentials ASO and Easeworks ASO have verified evidence that they serve this segment so far. We rank ASO services for government once at least 3 products have it; until then, this page sets out what matters and what we evaluate.

What we evaluate

  • No co-employment

    The client stays the only employer: the provider does not co-employ staff or share employer liability.

  • Payroll and tax filing

    Runs payroll and files and deposits payroll taxes under the client's own EIN and state accounts.

  • Benefits administration

    Administers enrollment, eligibility, ACA and COBRA work for the benefit plans the client sponsors.

  • HR administration

    Handles onboarding, documents, employee records and other day-to-day HR paperwork.

  • HR advisory support

    Gives access to HR professionals for employee relations, policies, handbooks and terminations.

  • Compliance support

    Tracks federal, state and local employment law changes and helps the client meet them.

  • Workers' comp administration

    Helps administer the client's own workers' compensation policy, such as premium reporting and claims.

  • HR and payroll technology

    Provides a platform for payroll, HR records, benefits enrollment and employee self-service.

How many employees would the PEO cover?

Some products only serve certain team sizes: those that do not fit yours drop out.

How to choose ASO services

6 criteria · Requirements by company size · 5 red flags

An ASO is a service contract: you buy specific HR and payroll work while keeping the employer's obligations. Choose for what the fee covers, who does the work and what stays with your own team.

Ask every provider for the list of included services, the add-ons with their fees and a sample invoice for your headcount before you compare prices.

  1. Tax responsibility in writing

    With an ASO, payroll taxes are filed under your company's EIN. The IRS says a payroll service provider or reporting agent assumes no liability for its clients' employment tax duties, so a missed deposit is still yours.

  2. What the per-employee fee includes

    ASO fees are usually a per-employee monthly charge for the services you select, and many features are sold as add-ons, so two quotes with the same rate can cover different work.

  3. Benefits administration for your own plans

    You keep sponsoring your own benefit plans, so the ASO's value is in enrollment, eligibility, ACA and COBRA administration and carrier connections for those plans.

  4. Depth of HR advice

    Support ranges from an on-demand HR line to a dedicated HR business partner, and the difference shows in terminations, leave and handbook questions.

  5. Workers' compensation

    An ASO does not provide its own workers' compensation coverage: you keep your policy, and some ASOs help administer it.

  6. Technology and data ownership

    Your team and employees use the platform every day, and you keep the employer's records when you leave.

Requirements by company size

  • Small businesses

    • A base fee that covers payroll, tax filing and benefits administration
    • An HR line that answers real employee questions
    • A clear list of add-ons and their prices

    Watch out for

    • Minimum headcounts that exclude very small teams
    • Core payroll features sold as add-ons
    • Expecting PEO-style group benefits from an ASO
  • Mid-sized companies

    • Services you can add or drop as your HR team grows
    • Benefits administration that connects to your own carriers
    • Reporting and data export for finance and HR

    Watch out for

    • Per-employee fees that grow faster than the work you hand over
    • Advisory hours capped in the base fee
    • Platform limits for multi-state or multi-entity payroll
  • Enterprises

    • Modular services by function: payroll, benefits, HR or talent
    • Named specialists and business reviews
    • Clear terms on data, audit rights and service levels

    Watch out for

    • Overlap with work your in-house HR team already does
    • Separate fees for integrations and global payroll
    • Unclear ownership of tax notices and corrections

Red flags

  • The provider cannot say in writing who files and deposits your payroll taxes and how you can check each deposit.
  • The quote shows one per-employee rate but no list of what it includes.
  • The provider describes its service as an ASO but asks you to move employees onto its own EIN or its benefit plans, which is how a PEO works.
  • Exit terms restrict access to your own payroll history or tax records.
  • Savings claims are not tied to your actual headcount and services.

More tools for government

Find your fit

Frequently asked questions

Which ASO services for government administer the client’s own benefit plans?

C2 Essentials ASO and Easeworks ASO administer enrollment and eligibility for the client’s own benefit plans, according to their own documentation.

Which ASO services for government give access to HR advisers?

C2 Essentials ASO and Easeworks ASO give managers access to HR advisers, according to their own documentation.

How we research

A ranking of ASO services for government reweights the LeadChange Score: capability coverage 35%, pricing transparency & value 15%, integrations & API 10%, security & compliance 15%, fit & support 15%, and data confidence 10%. Only products with a verified fact showing they serve this segment are listed.

Read the full methodology

How this page was made

  • What it is built from

    2 verified facts, each checked against the vendor's own pages or another primary source, most recently on Oct 24, 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 these products 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 2 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).

Quotes from the sources
  1. C2 Essentials c2essentials.com“PEO & ASO Services for Government Contractors | C2 Essentials”
  2. Easeworks easeworks.com/about“Manufacturing, construction, logistics”