Aon vs Gallagher: General Liability Insurance

Gallagher Small Business takes general liability quote requests online, by advisor phone line or by scheduled callback and arranges coverage with partner carriers; Aon's global construction practice places construction liability for contractors, owners and developers.

Montgomery Risk Partners prepared this library from Spot.Insure comparison research and underlying public records.Research updated 2026-09-30

Provider coverage details

Aon

  • role: Aon says its global construction practice designs and places risk solutions and uses broking experience and a global network across construction insurance lines. For general liability, this is evidence of Aon’s brokered market offering; the page does not identify the insurer for a buyer’s placement. Aon’s global construction and infrastructure practice page. This establishes a marketed brokerage/advisory offering, not policy issuance or account-specific placement.company-reportedSource ↗
  • eligibility: Aon describes its global construction and infrastructure practice as serving contractors, owners, developers, engineers, architects, designers, financiers and investors, and says it works with organizations of varied sizes and complexity. Audience described for Aon’s global construction and infrastructure practice. It does not establish U.S. state availability or underwriting eligibility for a placement.company-reportedSource ↗
  • coverage: Aon lists General Liability within construction liability and describes casualty protection for third-party bodily injury or property damage associated with negligent acts during construction or operations. A policy’s actual insureds, triggers, exclusions and conditions are not stated on this practice page. Aon’s marketing description of the brokerage/coverage area. The page is not the insurer’s policy form and does not establish an insured's entitlement to coverage.company-reportedSource ↗
  • services: Aon describes project risk-advisory services to understand project-specific risks and develop risk-transfer, management or mitigation strategies. It also describes a global construction team and market access. These are company-reported brokerage and advisory services, not coverage benefits. Company-reported advisory services on Aon’s global practice page; account-specific service scope is not stated.company-reportedSource ↗
  • insurer: The reviewed practice page does not name the insurer or producing legal entity for a specific placement. Ask for both on the quote and binder. Aon’s global practice page as reviewed 2026-09-30; no state-specific placement schedule or buyer quote was reviewed. This does not establish that Aon cannot arrange a placement.not-foundSource ↗
  • limits: The reviewed page does not state a buyer-specific limit, retention, deductible or other placement terms. Confirm these in the quote, bond or issued policy. Aon’s global practice page as reviewed 2026-09-30; no quote, bond form or issued policy was reviewed.not-disclosedSource ↗

Gallagher

  • role: Gallagher Small Business arranges general liability coverage with partner carriers rather than underwriting the policy itself. Gallagher Small Business's direct-to-small-business general liability product page.company-reportedSource ↗
  • coverage: Gallagher describes general liability as responding to third-party bodily injury, property damage, and libel, slander or defamation claims arising from a product, business operations, or acts by the business or people acting on its behalf. Product page coverage overview; the issued policy and its exclusions control.company-reportedSource ↗
  • coverage: Gallagher lists covered expense types including claim investigation and defense costs, court costs, settlements or judgments, judgment interest, medical expenses for injured third parties, and premiums for any bonds a liability suit requires. Product page expense list; the issued policy and its exclusions control.company-reportedSource ↗
  • insurer: The general liability product page does not name the insurer that would issue a given business's policy. Checked the general liability product page on 2026-09-23.not-disclosedSource ↗
  • limits: The general liability product page does not publish limits, deductibles or premiums; it directs prospective buyers to request a quote instead. Checked the general liability product page on 2026-09-23.not-disclosedSource ↗
  • application: Gallagher offers an online quote form, a small business advisor phone line (1-833-292-9441, Monday through Friday, 8 a.m. to 5 p.m., continental U.S.), and a scheduled callback request to start a general liability quote. Product page "Get Covered Now" section.company-reportedSource ↗

What Are the Key Differences Between Aon and Gallagher General Liability Insurance?

Construction placements and Gallagher’s small-business policy

Aon’s practice names construction contractors, owners, developers, engineers, architects, and project financiers as clients. Gallagher’s reviewed product is specifically its Small Business General Liability Insurance. A larger or project-driven construction buyer should ask Gallagher whether the small-business form fits its exposures, while Aon buyers should get the proposed market and policy form rather than rely on the practice description. [1] [3]

Who the published coverage is for

Aon describes casualty protection for third-party injury or property damage connected to negligent construction or operations. Gallagher describes GL as protection against third-party injury and property-damage claims, with covered expenses set by the policy. Those high-level descriptions overlap, but do not establish matching definitions, limits, or exclusions; compare the forms for completed work and contractual liability. [1] [3]

What Should You Confirm in Aon and Gallagher General Liability Insurance Quotes?

  • Ask Aon which carrier and construction form will respond to your project operations. [1] [3]
  • Ask Gallagher whether its small-business product accepts your construction class and request its covered-expense wording. [1] [3]

Aon’s practice names construction contractors, owners, developers, engineers, architects, and project financiers as clients, while Gallagher’s reviewed product is specifically its Small Business General Liability Insurance.

Sources and records

  1. 01
    Construction and Infrastructure Insurance and Risk Management

    Aon · Construction client audience and global placement role, lines 123–126; offering descriptions lines 135–156; coverage-area taxonomy lines 167–195; contact link lines 120–122. Global practice page; no U.S. state or account-specific placement schedule. · accessed 2026-09-30

  2. 02
    Commercial Insurance Guide

    California Department of Insurance · Commercial General Liability; Commercial Automobile; What Should I Expect from a Broker-Agent?; How Are Commercial Policies Rated? · accessed 2026-09-16

  3. 03
    General Liability

    Gallagher Small Business · Coverage Overview; claim-cause examples (product-related injury, operations-related damage, libel/slander allegations); typical covered expenses list; Get Covered Now · accessed 2026-09-23

  4. 04
    Commercial general liability insurance

    Insurance Information Institute · Coverage A; Coverage B; Coverage C; Purchasing commercial general liability insurance · accessed 2026-09-16

  5. 05
    Commercial General Liability Coverage Form

    ISO; specimen hosted by Hiscox · I.A pp.1–5; I.B pp.6–7; I.C pp.7–8; Supplementary Payments p.8; II pp.9–10; III p.10; IV pp.10–12 · accessed 2026-09-16

Use this comparison as a starting point for a discussion about your business and its insurance needs.

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