AIG vs 
Liberty Mutual: How Do They Compare for Workers’ Compensation Insurance?
What Is AIG?
AIG is the marketing name for American International Group, Inc.; AIG says its insurance products are written or provided by subsidiaries or affiliates. Its U.S. business pages list commercial casualty, property, cyber, management and professional liability, and specialty programs, but a brand-level page does not identify the insurer for a particular policy. 1,2
What Is Liberty Mutual Business Insurance?
Liberty Mutual spans small-commercial, commercial, specialty, surety, and reinsurance businesses. The insurer and distribution route depend on the product, so check the offer and policy before you compare terms. 5,6
What Is Workers’ Compensation Insurance?
Workers’ compensation can pay medical care and part of an employee’s lost wages after a work-related injury or illness. If you have staff, check who is covered in each state; owners, contractors and some workers may be treated differently. 8,9,10,11
Key Differences in Workers’ Compensation Insurance
Risk financing and policyholder resources
AIG describes programs using deductibles, self-insured retentions, captives, or retrospective plans. Liberty Mutual lists workers’ compensation in its commercial catalogue and directs policyholders to state-specific forms and provider lookup. Ask AIG how retained losses work and Liberty Mutual which state forms and provider tools accompany a new policy. 3 6
Claims support and program scope
Liberty Mutual describes provider networks, pharmacy programs, and state resources for work-injury claims. AIG lists the line in corporate casualty and a nationwide motorsports program. Ask Liberty Mutual which medical-network and pharmacy services apply to the quote and AIG who handles claims for the specific program. 3 6
What to Confirm in Workers’ Compensation Insurance Quotes
Review Scores
These averages can combine ratings for different products, locations, and customer groups, including approximate BBB grade conversions. Read each review for the sources, scope, and calculation.
AIG
Review Score
2 rated sources
Customer ratings for AIG are low: Trustpilot shows 1.9 out of 5 from 252 reviews, and NerdWallet gives 2.5 stars and notes more claims complaints than expected. These pages cover many AIG products and countries, so they only loosely describe business insurance.[1][2]
Read AIG reviewsLiberty Mutual
Review Score
2 rated sources
Customers give Liberty Mutual 4.2 out of 5 on Trustpilot from 3,836 reviews, but that page mixes auto, home and life customers with business ones. For business insurance specifically, NerdWallet gives 3.0 out of 5 and reports more complaints than expected.[4][1]
Read Liberty Mutual reviewsOffering Details
AIG vs Liberty Mutual: Workers’ Compensation Insurance: documented features by provider
| Criteria | AIG Workers’ Compensation Insurance | Workers Compensation |
|---|---|---|
| Role in This Line | Confirm in your quote. | Liberty Mutual lists workers compensation in its commercial catalogue and publishes policyholder resources for the line. 6,7Company-reported. Official Liberty Mutual commercial/product page; company-reported description scoped to Workers Compensation. Not policy wording, underwriting approval, state eligibility or a coverage guarantee. |
| Who It’s For | AIG Risk Management describes customized workers’ compensation program structures for sophisticated organizations that retain portions of their risk through deductibles, self-insured retentions, captives or retrospective programs. 3Company-reported. AIG Risk Management structures for sophisticated organizations that retain some risk. Claim limitation: The source does not connect the separate general casualty risk-consulting/loss-control section to these workers’ compensation structures; it does not establish universal small-business availability, a specific issuing entity or state availability. Section limitation: Company marketing does not substitute for the issued policy, state-specific forms or entity-level confirmation. | Published resources direct policyholders to state-specific forms and provider lookup; these do not establish new-policy eligibility. 6,7Company-reported. Official Liberty Mutual commercial/product page; company-reported description scoped to Workers Compensation. Not policy wording, underwriting approval, state eligibility or a coverage guarantee. |
| Coverage Features | AIG includes workers’ compensation in corporate casualty solutions for organizations across sectors and sizes. 3Company-reported. AIG corporate casualty segment. Claim limitation: Does not identify specific issuing entity or all states. Section limitation: Company marketing does not substitute for the issued policy, state-specific forms or entity-level confirmation. AIG lists workers compensation among the coverages in its nationwide Motorsports Program for motorsports owners, tracks and teams. 4Company-reported. AIG Programs MotorSports Program. Claim limitation: This is a single niche program; it does not establish availability to other employers. Section limitation: Company marketing does not substitute for the issued policy, state-specific forms or entity-level confirmation. | The company describes provider networks, pharmacy programs and state-specific resources for work-injury claims. 6,7Company-reported. Official Liberty Mutual commercial/product page; company-reported description scoped to Workers Compensation. Not policy wording, underwriting approval, state eligibility or a coverage guarantee. |
| How to Apply | Confirm in your quote. | The cited product page does not establish an online application or policy-binding path; ask the listed team or your broker/agent how this product is placed. 6,7Not found in reviewed sources. Reviewed product-page scope only. This not-found disposition is not a claim that no digital route exists. |
Full Comparison
More AIG vs Liberty Mutual Comparisons
Other Workers’ Compensation Insurance Comparisons
Sources
AIG
- Investor Relations. American International Group, Inc. (AIG); About AIG and legal footer; lines 244–246 and 327–331. Accessed 2026-09-28.
- Business. AIG US; Surplus Lines heading and paragraph, lines 357–359. Accessed 2026-09-28.
- Casualty Insurance - Business Casualty Risk Solutions | AIG US. AIG US; Corporate Accounts; Truck Insurance; AIG Risk Management; AIG Risk Management program structures, lines 293–297. Accessed 2026-09-28.
- AIG Programs Insurance | AIG US. AIG US; MotorSports Program, coverage specifics and location (lines 526–543). Accessed 2026-09-28.
Liberty Mutual
- Company Profile. Liberty Mutual Group; Strategic business units paragraph: US Retail Markets (individuals/small businesses; small commercial; countrywide) and Global Risk Solutions (mid-size/large businesses; commercial, specialty, reinsurance, surety; worldwide). Accessed 2026-09-29.
- Commercial Insurance Solutions. Liberty Mutual Business Insurance; Commercial solutions index names commercial auto and fleet, cyber, environmental liability, equipment breakdown, excess and surplus, general liability, healthcare liability, inland marine, management liability, multinational, ocean marine, professional liability, property, reinsurance, surety, umbrella/excess and workers compensation. Disclosure says policy insurer is named when offered, may be an affiliate/subsidiary or surplus-lines insurer; states/jurisdictions and actual policy terms vary. Accessed 2026-09-29.
- Workers Compensation Resources. Liberty Mutual Business Insurance; Customer resources section describes medical-provider networks, pharmacy program, online provider lookup, and state-specific claims forms/posting notices; service statements are company-reported and do not establish policy eligibility. Accessed 2026-09-29.
Workers’ Compensation Insurance Guide
- Workers’ Compensation Insurance. National Association of Insurance Commissioners; Opening definition; mandatory coverage except Texas opt-in; exclusive remedy; monopolistic state funds; self-insurance note. Accessed 2026-09-16.
- Small Business Insurance. National Association of Insurance Commissioners; Typically covers medical expenses, rehabilitation costs and lost wages; check with your state insurance department; ask these questions / who qualifies as a covered employee (contractors, part-time staff, interns); payroll and type-of-work rating factors. Accessed 2026-09-16.
- DWC employer information. California Department of Industrial Relations, Division of Workers’ Compensation; Opening trade-off and California requirement; basic benefits including medical care, temporary and permanent disability, supplemental job displacement, return-to-work supplement and death benefits; out-of-state employer note. Accessed 2026-09-16.
- Employer resources. Texas Department of Insurance, Division of Workers’ Compensation; In Texas, private employers can choose to carry workers’ compensation insurance coverage, but it is not required in most cases; lost wages and medical benefits; except when gross negligence results in a fatality, coverage limits liability. Accessed 2026-09-16.
