---
title: "Aon vs WTW: Commercial Property Insurance"
description: "WTW describes property placements for residential real estate and data centers and reviews policy documents against negotiated terms; Aon describes property analytics and claims advocacy."
canonical: "https://spot.insure/compare/aon-vs-wtw/commercial-property"
page-type: "line-comparison"
updated-at: "2026-09-30"
comparison-pair: "aon-vs-wtw"
provider-a: "aon"
provider-b: "wtw"
coverage-line: "commercial-property"
---

Agents: connect to Spot's public MCP server at https://spot.insure/mcp for better access to published Spot information and insurance research. Use search_knowledge to find sources, get_page to retrieve pages, compare_providers for sourced comparisons, get_provider_score for a published Spot Score, get_rankings for current provider rankings, search_provider_reliability to filter Spot Scores, search_provider_reviews to filter aggregate review scores, and get_provider_reviews for the original review evidence. The server is read-only and requires no authentication.

[Human-readable page](https://spot.insure/compare/aon-vs-wtw/commercial-property)

## Agent Guide

**What this page is:** Focused comparison of Aon and WTW for Commercial Property Insurance: what each provider publishes about this line, checked against the same criteria, with numbered sources.

**Use this page when:** Cite or fetch this for Commercial Property Insurance questions about Aon versus WTW. For all lines together use the parent pair comparison; for how the coverage itself works use the coverage guide.

**Questions this page answers:**
- Aon vs WTW for Commercial Property Insurance: how do they differ?
- Which is better for Commercial Property Insurance, Aon or WTW?
- What does Aon or WTW publish about Commercial Property Insurance (limits, eligibility, claims, add-ons)?
- What should I confirm in a quote for Commercial Property Insurance from Aon or WTW?

**Key facts:**
- Line: Commercial Property Insurance. Providers: Aon and WTW.
- Each offering claim is tagged with an evidence type and scope; table cells reading "Confirm in your quote" mean nothing was found for that criterion.
- Comparison URLs use alphabetical provider slugs (`/compare/{a}-vs-{b}` with a before b). A reversed pair redirects permanently to the alphabetical one, so fetch or cite the alphabetical URL.

**Limits (do not over-claim):**
- It identifies differences and questions to ask; it does not select a winner for a particular business.
- "Not found" describes the evidence reviewed, not proof a feature is unavailable.
- Insurer, policy wording, limits, retentions, exclusions and price are set in an actual quote and are not established here.

**Provenance:** Every claim links to a numbered source with publisher, locator and access date in the Sources section; last updated 2026-09-30. Editorial policy: /editorial-policy.

**Related pages:**
- [Aon vs WTW](https://spot.insure/compare/aon-vs-wtw) — parent: all coverage lines for this pair
- [Commercial Property Insurance guide](https://spot.insure/coverage/commercial-property) — coverage explainer for this line
- [Aon profile](https://spot.insure/insurance-providers/aon) — provider profile (evidence)
- [WTW profile](https://spot.insure/insurance-providers/wtw) — provider profile (evidence)
- [Aon vs WTW Crime Insurance](https://spot.insure/compare/aon-vs-wtw/crime) — sibling comparison (other line, or other pair for this line)
- [Aon vs WTW Cyber Insurance](https://spot.insure/compare/aon-vs-wtw/cyber) — sibling comparison (other line, or other pair for this line)
- [Aon vs WTW Employment Practices Liability Insurance](https://spot.insure/compare/aon-vs-wtw/employment-practices) — sibling comparison (other line, or other pair for this line)
- [Aon vs WTW Management Liability Insurance](https://spot.insure/compare/aon-vs-wtw/management-liability) — sibling comparison (other line, or other pair for this line)
- [AIG vs Aon Commercial Property Insurance](https://spot.insure/compare/aig-vs-aon/commercial-property) — sibling comparison (other line, or other pair for this line)
- [AIG vs WTW Commercial Property Insurance](https://spot.insure/compare/aig-vs-wtw/commercial-property) — sibling comparison (other line, or other pair for this line)
- [Alliance Risk vs Aon Commercial Property Insurance](https://spot.insure/compare/alliance-risk-vs-aon/commercial-property) — sibling comparison (other line, or other pair for this line)
- [Aon vs The Baldwin Group Commercial Property Insurance](https://spot.insure/compare/aon-vs-baldwin/commercial-property) — sibling comparison (other line, or other pair for this line)
- [Aon vs Beazley Commercial Property Insurance](https://spot.insure/compare/aon-vs-beazley/commercial-property) — sibling comparison (other line, or other pair for this line)
- [Aon vs Berkshire Hathaway Specialty Insurance Commercial Property Insurance](https://spot.insure/compare/aon-vs-berkshire-hathaway-specialty-insurance/commercial-property) — sibling comparison (other line, or other pair for this line)

# Aon vs WTW: How Do They Compare for Commercial Property Insurance?

WTW describes property placements for residential real estate and data centers and reviews policy documents against negotiated terms; Aon describes property analytics and claims advocacy.

## Research Scope and Use

Use this comparison to evaluate Aon and WTW for Commercial Property Insurance against the same documented criteria. It identifies differences and questions to confirm; it does not select a winner for a particular business. Offering claims are what each provider publishes about this line unless marked otherwise. “Not found” describes the evidence reviewed, not proof that a feature is unavailable. Confirm the insurer, policy wording, limits, retentions, exclusions and cost in an actual quote.

## Summary

WTW names property solutions for data centers and real estate plus binder and policy review; Aon describes catastrophe modeling and property risk services. [3](https://www.aon.com/en/capabilities/risk-management/property-risk-management "Property Risk Management") [5](https://www.wtwco.com/en-us/solutions/products/digital-infrastructure-protector "Digital Infrastructure Protector") [7](https://www.wtwco.com/en-us/industries/residential "Residential | WTW")

## What Is Aon?

Aon’s U.S. Commercial Risk terms describe brokerage for certain insurance programs, while its Middle Market page describes a dedicated practice for mid-sized organizations across North America. The public materials reviewed do not identify the licensed producer or insurer for a particular placement. Ask which entity will produce each line and which insurer will issue the policy; request jurisdiction details for the proposed placement and ask how compensation and claim notice work for your account. [1](https://www.aon.com/en/about/leadership-and-governance/brokerage-terms-of-service-for-commercial-risk-solutions-us "Commercial Risk Solutions U.S. Brokerage Terms of Service") [2](https://www.aon.com/en/capabilities/middle-market-clients "Middle Market Clients")

[Aon profile](https://spot.insure/insurance-providers/aon)

## What Is WTW?

WTW is an insurance broker whose documented services include manufacturing risk-program design and specialist property and cargo programs. Its marketed property scope includes residential real-estate stakeholders and a separate integrated data-center program; other named capabilities vary in date and geography. [4](https://www.wtwco.com/en-us/industries/manufacturing "Manufacturing") [5](https://www.wtwco.com/en-us/solutions/products/digital-infrastructure-protector "Digital Infrastructure Protector") [6](https://www.wtwco.com/en-us/solutions/marine "Marine") [7](https://www.wtwco.com/en-us/industries/residential "Residential | WTW") [8](https://www.sec.gov/Archives/edgar/data/1140536/000095017025026278/wtw-20241231.htm "WTW 2024 Form 10-K")

[WTW profile](https://spot.insure/insurance-providers/wtw)

## What Is Commercial Property Insurance?

Commercial property may fit your business if you own a building or rely on equipment and stock. Compare replacement-cost terms, deductibles and any coinsurance condition, and check lost-income protection separately. [10](https://www.insurance.ca.gov/01-consumers/105-type/95-guides/09-comm/commercialguide.cfm "Commercial Insurance Guide") [11](https://content.naic.org/cipr-topics/business-interruptionbusinessowners-policies-bop "Business Interruption Insurance/Businessowner’s Policies (BOP)") [12](https://www.tdi.texas.gov/pubs/consumer/cb021.html "Commercial property insurance guide")

## Key Differences in Commercial Property Insurance

### Specialized Property Solutions

WTW describes property placements for residential real-estate stakeholders and an integrated property solution for data-center construction and operations. Aon describes property service for organizations broadly, including buildings, contents, and inventory, and notes possible business interruption. A buyer in either sector can ask both for asset-specific forms and limits. [5](https://www.wtwco.com/en-us/solutions/products/digital-infrastructure-protector "Digital Infrastructure Protector") [3](https://www.aon.com/en/capabilities/risk-management/property-risk-management "Property Risk Management")

### Policy and Binder Review

WTW’s North American brokerage terms describe reviewing binders, policies, and endorsements against negotiated terms, and say an insurer quote alone does not confirm coverage. Aon describes broker-built programs and claims advocacy but does not state the same document-review process in its property record. Ask Aon how it checks issued documents against the negotiated placement. [9](https://www.wtwco.com/-/media/WTW/notices/BTCD-CRB-NA-June-2025.pdf "Corporate Risk & Broking Brokerage Terms, Conditions & Disclosures (Canada & US)") [3](https://www.aon.com/en/capabilities/risk-management/property-risk-management "Property Risk Management")

### Risk Modeling

Aon describes catastrophe modeling, risk control, and a U.S.-available Property Risk Analyzer. WTW’s reviewed property claims focus on specialized placements and policy-document review, without describing comparable modeling. Ask WTW what analysis is offered for your locations and Aon which scenarios its model covers. [3](https://www.aon.com/en/capabilities/risk-management/property-risk-management "Property Risk Management") [5](https://www.wtwco.com/en-us/solutions/products/digital-infrastructure-protector "Digital Infrastructure Protector")

## What to Confirm in Commercial Property Insurance Quotes

- For WTW, will its document review include every binder, endorsement, and location schedule in your placement?
- Which Aon catastrophe modeling assumptions, scenarios, and carrier layers apply to your portfolio?

## Offering Details

| Criteria | Aon Commercial Property brokerage and risk-advisory offering | WTW Commercial Property Brokerage |
| --- | --- | --- |
| Role in This Line | Aon describes property brokerage and consulting and says brokers work with insurance carriers to build a property program. Aon is marketing a brokered placement and risk-management service; the page does not name the insurer for an individual placement. [3](https://www.aon.com/en/capabilities/risk-management/property-risk-management "Property Risk Management") (Evidence: Company-reported; scope: Aon’s official global product/capability page. The statement is limited to Aon’s marketing of brokerage or advisory services, not policy issuance..) | Under WTW's North American Corporate Risk & Broking terms, WTW normally acts as the client's insurance intermediary for engagements governed by those terms. [9](https://www.wtwco.com/-/media/WTW/notices/BTCD-CRB-NA-June-2025.pdf "Corporate Risk & Broking Brokerage Terms, Conditions & Disclosures (Canada & US)") (Evidence: Company-reported; scope: Terms for applicable North American Corporate Risk & Broking engagements. WTW also discloses separate insurer-side services in some arrangements; this does not determine the role in a specific engagement..) |
| Issuing Insurer | The reviewed page does not identify the insurer or the legal producing entity for a specific placement. Ask Aon to identify both for the quoted risk. [3](https://www.aon.com/en/capabilities/risk-management/property-risk-management "Property Risk Management") (Evidence: Not found in reviewed sources; scope: Aon’s global product/capability page reviewed 2026-09-30; no buyer quote, binder or policy was reviewed. This does not establish that no insurer or producing entity is available..) | The reviewed WTW sources do not identify an issuing insurer for a specific commercial property placement. [9](https://www.wtwco.com/-/media/WTW/notices/BTCD-CRB-NA-June-2025.pdf "Corporate Risk & Broking Brokerage Terms, Conditions & Disclosures (Canada & US)") [8](https://www.sec.gov/Archives/edgar/data/1140536/000095017025026278/wtw-20241231.htm "WTW 2024 Form 10-K") [5](https://www.wtwco.com/en-us/solutions/products/digital-infrastructure-protector "Digital Infrastructure Protector") [7](https://www.wtwco.com/en-us/industries/residential "Residential | WTW") (Evidence: Not publicly disclosed; scope: This is a gap in the cited marketing, annual-report, and brokerage materials; it does not mean WTW lacks insurer markets. Confirm the carrier on the quote and issued policy..) |
| Who It’s For | Aon describes property-risk services for organizations seeking to protect property, buildings, contents and inventory. Its page is a global capability description and does not define an applicant eligibility schedule. [3](https://www.aon.com/en/capabilities/risk-management/property-risk-management "Property Risk Management") (Evidence: Company-reported; scope: Audience stated by Aon on its global capability page; this does not establish a specific applicant’s eligibility or placement availability by U.S. state..) | Confirm in your quote. |
| Coverage Features | Aon describes commercial property insurance as protection against loss of property, buildings and contents or inventory from perils such as fire, natural catastrophe, theft and vandalism; it says insurance can also provide business-interruption coverage after property damage. These are general descriptions, not terms of a buyer’s policy. [3](https://www.aon.com/en/capabilities/risk-management/property-risk-management "Property Risk Management") (Evidence: Company-reported; scope: Aon’s broker-authored explanation of the insurance line. It does not establish an individual insured’s policy entitlement; the insurer’s form, endorsements and declarations control..) | WTW describes property placements for residential real-estate stakeholders and an integrated property solution for data-center construction and operations. [5](https://www.wtwco.com/en-us/solutions/products/digital-infrastructure-protector "Digital Infrastructure Protector") [7](https://www.wtwco.com/en-us/industries/residential "Residential | WTW") (Evidence: Company-reported; scope: These are separately scoped industry solutions. They do not establish terms or eligibility for every commercial-property placement..) |
| Limits and Retentions | The reviewed page does not state a standard buyer-specific limit, retention or deductible for this placement. Confirm amounts, sublimits and conditions in the quote and issued policy. [3](https://www.aon.com/en/capabilities/risk-management/property-risk-management "Property Risk Management") (Evidence: Not publicly disclosed; scope: Aon’s global product/capability page reviewed 2026-09-30; no buyer quote or policy form was reviewed..) | The reviewed sources do not state a buyer-specific commercial property limit, retention, or deductible. [9](https://www.wtwco.com/-/media/WTW/notices/BTCD-CRB-NA-June-2025.pdf "Corporate Risk & Broking Brokerage Terms, Conditions & Disclosures (Canada & US)") [8](https://www.sec.gov/Archives/edgar/data/1140536/000095017025026278/wtw-20241231.htm "WTW 2024 Form 10-K") [5](https://www.wtwco.com/en-us/solutions/products/digital-infrastructure-protector "Digital Infrastructure Protector") [7](https://www.wtwco.com/en-us/industries/residential "Residential | WTW") (Evidence: Not publicly disclosed; scope: No limit or deductible is inferred from general marketing or WTW's brokerage role; the insurer's quote and issued forms control..) |
| Risk Services | Aon describes property brokerage and consulting for business interruption, captive integration, claims advocacy, catastrophe modeling, risk control and terrorism/crisis management. Its US-available Property Risk Analyzer models potential losses and insurance program options; tool availability does not establish placement availability. [3](https://www.aon.com/en/capabilities/risk-management/property-risk-management "Property Risk Management") (Evidence: Company-reported; scope: Company-reported brokerage and advisory services. Account-specific service terms are not stated..) | WTW's North American terms describe reviewing binders, policies, and endorsements against the terms negotiated with the insurer. [9](https://www.wtwco.com/-/media/WTW/notices/BTCD-CRB-NA-June-2025.pdf "Corporate Risk & Broking Brokerage Terms, Conditions & Disclosures (Canada & US)") (Evidence: Company-reported; scope: Broker document-review process under the cited terms, when WTW handles this line's placement. It does not certify that a policy covers a claim or replace the issued wording..) |
| How to Apply | Confirm in your quote. | WTW's North American terms say an insurer quote is not confirmation of coverage; if the client orders binding, WTW seeks a formal insurer commitment, typically a binder. [9](https://www.wtwco.com/-/media/WTW/notices/BTCD-CRB-NA-June-2025.pdf "Corporate Risk & Broking Brokerage Terms, Conditions & Disclosures (Canada & US)") (Evidence: Company-reported; scope: Applies to placements governed by the cited North American Corporate Risk & Broking terms. It does not establish a self-service quote route or promise coverage availability for this line..) |

## Full Comparison

- [Aon vs WTW](https://spot.insure/compare/aon-vs-wtw): all coverage lines, business roles, service and claims.
- [What Is Commercial Property Insurance?](https://spot.insure/coverage/commercial-property): Commercial property insurance can protect buildings, equipment and inventory, while valuation, deductibles, exclusions and income protection affect your cost after a loss.
- [Aon vs WTW Crime Insurance](https://spot.insure/compare/aon-vs-wtw/crime)
- [Aon vs WTW Cyber Insurance](https://spot.insure/compare/aon-vs-wtw/cyber)
- [Aon vs WTW Employment Practices Liability Insurance](https://spot.insure/compare/aon-vs-wtw/employment-practices)
- [Aon vs WTW Management Liability Insurance](https://spot.insure/compare/aon-vs-wtw/management-liability)
- [AIG vs Aon Commercial Property Insurance](https://spot.insure/compare/aig-vs-aon/commercial-property)
- [AIG vs WTW Commercial Property Insurance](https://spot.insure/compare/aig-vs-wtw/commercial-property)
- [Alliance Risk vs Aon Commercial Property Insurance](https://spot.insure/compare/alliance-risk-vs-aon/commercial-property)
- [Aon vs The Baldwin Group Commercial Property Insurance](https://spot.insure/compare/aon-vs-baldwin/commercial-property)
- [Aon vs Beazley Commercial Property Insurance](https://spot.insure/compare/aon-vs-beazley/commercial-property)
- [Aon vs Berkshire Hathaway Specialty Insurance Commercial Property Insurance](https://spot.insure/compare/aon-vs-berkshire-hathaway-specialty-insurance/commercial-property)

## Sources

### Aon

1. [Commercial Risk Solutions U.S. Brokerage Terms of Service](https://www.aon.com/en/about/leadership-and-governance/brokerage-terms-of-service-for-commercial-risk-solutions-us). Aon; Lines 120–127: certain-program broker-of-record scope, consultation, application assistance, client signature and bind instruction, and account administration; lines 140–147: variable and contingent compensation, potential placement incentive, and client request route; lines 206–213: no price guarantee and surplus-lines limitations; lines 229–231: client insurer-notice duty unless separately agreed.. Accessed 2026-09-29.
2. [Middle Market Clients](https://www.aon.com/en/capabilities/middle-market-clients). Aon; Lines 125–132: mid-sized organizations and middle-market framing; lines 165–173: dedicated practice and North America statement; lines 188–224: Commercial Risk capabilities. No numeric company-size cutoff or U.S.-only eligibility rule is stated on the reviewed page.. Accessed 2026-09-29.
3. [Property Risk Management](https://www.aon.com/en/capabilities/risk-management/property-risk-management). Aon; Commercial property description and risk advisory approach, lines 123–140; risk modeling, benchmarking, claims support, risk analyzer and global market access, lines 146–168; contact link at top.. Accessed 2026-09-30.

### WTW

4. [Manufacturing](https://www.wtwco.com/en-us/industries/manufacturing). WTW; “How WTW can help manufacturers”; “How we serve our clients”; North America licensed-entity disclaimer. Accessed 2026-09-28.
5. [Digital Infrastructure Protector](https://www.wtwco.com/en-us/solutions/products/digital-infrastructure-protector). WTW; Integrated policy coverage for building, operational property, marine and cargo under one policy; integrated data-center construction/operations; cyber and liability protection in broader solution; separate-policy preference caveat; capacity and North America licensed-entity disclaimer. Accessed 2026-09-29.
6. [Marine](https://www.wtwco.com/en-us/solutions/marine). WTW; “Our solutions” cargo brokerage; marine specialist count; claims advice and average-adjuster service; North America licensed-entity disclaimer. Accessed 2026-09-28.
7. [Residential | WTW](https://www.wtwco.com/en-us/industries/residential). WTW; “Specialized insurance products”: lists property insurance and financial lines, including errors and omissions; inspected official indexed text 2026-09-29. Direct reader access failed; indexed page crawl was about five months old.. Accessed 2026-09-29.
8. [WTW 2024 Form 10-K](https://www.sec.gov/Archives/edgar/data/1140536/000095017025026278/wtw-20241231.htm). U.S. Securities and Exchange Commission / Willis Towers Watson Public Limited Company; Part I, Item 1, FINEX and Surety business descriptions: the 2024 annual report identifies management and professional liability, employment practices, crime, cyber and M&A insurance solutions, and a global bond-placement team; indexed passages rechecked 2026-09-29.. Accessed 2026-09-29.
9. [Corporate Risk & Broking Brokerage Terms, Conditions & Disclosures (Canada & US)](https://www.wtwco.com/-/media/WTW/notices/BTCD-CRB-NA-June-2025.pdf). WTW; Document dated 2025-06-01; pp. 4–6: broker/intermediary role, quote versus binding process, review of binders/policies/endorsements, claims reporting and affiliate disclosures. Reused from the current WTW provider source record after direct PDF retrieval was blocked.. Accessed 2026-09-28.

### Commercial Property Insurance Guide

10. [Commercial Insurance Guide](https://www.insurance.ca.gov/01-consumers/105-type/95-guides/09-comm/commercialguide.cfm). California Department of Insurance; What Should I Expect from a Broker-Agent; Commercial Property: Coverage Sections, Limits of Insurance, and Coinsurance; Covered Causes of Loss; Valuation Types; Inland Marine. Accessed 2026-09-16.
11. [Business Interruption Insurance/Businessowner’s Policies (BOP)](https://content.naic.org/cipr-topics/business-interruptionbusinessowners-policies-bop). National Association of Insurance Commissioners; Background; Commercial Property and Business Interruption bullets. Accessed 2026-09-16.
12. [Commercial property insurance guide](https://www.tdi.texas.gov/pubs/consumer/cb021.html). Texas Department of Insurance; Introduction; Coverage options; Shopping for commercial property insurance; Saving money on your insurance. Accessed 2026-09-16.

Updated 2026-09-30. Spot, a product of Tools for Enlightenment, publishes this research and works in the commercial insurance market. The comparison applies the same criteria to both providers. [Editorial policy](https://spot.insure/editorial-policy). To suggest a correction, [contact Spot](https://spot.insure/contact) with the page URL and supporting source.

## Aon Reviews

Review Score: 6.1 / 10 from 3 rated sources, equally weighted.

Public ratings for Aon are low: Trustpilot shows 1.2 out of 5 from 782 reviews, and BBB shows 1.6 from five. Aon is a global firm, so those pages mostly reflect other parts of the business, not large U.S. commercial accounts.

- J.D. Power: Aon study score 822 (out of 1000). Historical 2017 large-commercial-broker study; U.S. and Canada commercial insurance decision-makers at large organizations. J.D. Power reports 2,506 evaluations across the study, not Aon-specific responses; the Aon respondent count is not stated. Period: 2017 study; ranked 3rd among large commercial brokers; study-wide population 2,506, not Aon review count. Checked 2026-09-29. [Diversity of Offerings Becomes Key Differentiator for Large Commercial Insurers, JD Power Finds](https://www.jdpower.com/business/press-releases/jd-power-2017-large-commercial-insurance-study)
- Trustpilot: TrustScore 1.2 (out of 5); 782 reviews. Global www.aon.com profile merged with other Aon profiles; mixed experiences include pensions, travel, professional indemnity and Australian business quotation service. The two latter complaints are individual unverified allegations, not evidence of U.S. commercial-placement outcomes or insurer fault. Trustpilot says reviews may not be representative because the company has not recently invited reviews. Period: Displayed 2026-09-29; page separately showed 198 reviews in the last 12 months. Checked 2026-09-29. [Aon Reviews](https://www.trustpilot.com/review/www.aon.com)
- BBB: BBB business grade B− (BBB letter grade; stated reason: failure to respond to two filed complaints). BBB of Chicago & Northern Illinois profile for Aon plc; the business grade is BBB’s own measure, not customer stars. Checked 2026-09-29. [Aon plc | BBB Business Profile](https://www.bbb.org/us/il/chicago/profile/insurance-companies/aon-plc-0654-5291)
- BBB: BBB customer review average 1.6 (out of 5); 5 reviews. BBB of Chicago & Northern Illinois customer reviews for Aon plc; some reviews are about employee-benefit and medical-expense issues. Period: checked 2026-09-29. Checked 2026-09-29. [Aon plc | BBB Reviews](https://www.bbb.org/us/il/chicago/profile/insurance-companies/aon-plc-0654-5291/customer-reviews)

Reviewed 2026-09-29. [Read the sourced review](https://spot.insure/insurance-providers/aon/reviews).

## WTW Reviews

Review Score: 8.1 / 10 from 1 rated source, equally weighted.

WTW has little useful review evidence for a business buyer. Its one counted score is 807 out of 1,000 from a 2017 J.D. Power study of large commercial brokers, and Trustpilot's 2.1 from 9 reviews isn't counted.

- BBB: Complaints 4. BBB's Willis Towers Watson Chicago business profile; four complaints displayed for the preceding three years as of 2026-09-29. All four are marked unpursuable; displayed matters concern pension or employee-benefit administration, not commercial insurance brokerage placements. Period: Last three years; 0 closed in the last 12 months; BBB page reviewed 2026-09-29. Checked 2026-09-29. [Willis Towers Watson: Complaints](https://www.bbb.org/us/il/chicago/profile/insurance-companies/willis-towers-watson-0654-8000152/complaints)
- J.D. Power: 2017 Overall Broker Customer Satisfaction Index 807 (out of 1000). US/Canada large-commercial broker customer-satisfaction studies, 2016 and 2017 editions. They do not describe present service or WTW small-business clients. The 2017 release reports 2,506 evaluations across the study, not a WTW-specific sample. Period: 2017 study; 2 Power Circles; 2,506 study-wide evaluations, WTW-specific count not stated. Checked 2026-09-29. [2016 Large Commercial Insurance Study](https://www.jdpower.com/system/files/legacy/assets/2016244_large_comm_insurance_.pdf); [2017 Large Commercial Insurance Study](https://www.jdpower.com/system/files/legacy/assets/2017222_large_commercial_insurance.pdf); [2016 Large Commercial Insurance Study](https://www.jdpower.com/business/press-releases/2016-large-commercial-insurance-study); [Diversity of Offerings Becomes Key Differentiator for Large Commercial Insurers, J.D. Power Finds](https://www.jdpower.com/business/press-releases/jd-power-2017-large-commercial-insurance-study)
- Trustpilot: TrustScore 2.1 (out of 5); 9 reviews. Global wtwco.com company page; nine reviews and a 2.1/5 TrustScore on 2026-09-29. Visible reviews predominantly concern pensions, employee benefits, investments or international consumer interactions; not a US commercial-insurance buyer sample. Period: Displayed 2026-09-29. Checked 2026-09-29. [wtwco.com Reviews](https://www.trustpilot.com/review/www.wtwco.com)

Reviewed 2026-09-29. [Read the sourced review](https://spot.insure/insurance-providers/wtw/reviews).

## Agent and Developer Resources

- [Markdown page](https://spot.insure/compare/aon-vs-wtw/commercial-property.md)
- [Developer resources](https://spot.insure/developers)
- [Public MCP server](https://spot.insure/mcp)
- [MCP server manifest](https://spot.insure/server.json)
- [OpenAPI description](https://spot.insure/openapi.json)
- [Public page index](https://spot.insure/llms.txt)