--- title: "CNA Professional Liability (E&O) Insurance" description: "What CNA Professional Liability (E&O) Insurance covers, who it’s for, and its risk services, cited to CNA’s own published sources." canonical: "https://spot.insure/insurance-providers/cna/professional-errors-omissions" page-type: "offering-page" updated-at: "2026-09-30" --- 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/insurance-providers/cna/professional-errors-omissions) # CNA Professional Liability (E&O) Insurance CNA Professional and Technology Liability CNA describes Epack 3 as combining technology and professional liability with cyber and media in a modular policy; EPS Plus combines E&O and cyber for professional-services firms. [1](https://www.cna.com/products/cyber "Cyber Insurance - Cyber Risk Solutions") [2](https://www.cna.com/sites/default/files/assets/epack-3-cyber-media-technology-professional-liability-ss.pdf?ContentCache=NONE&MOD=AJPERES "Epack 3 – Cyber, Media, Technology & Professional Liability") (Evidence: Company-reported; scope: These are separate product routes and are not evidence that technology E&O and miscellaneous E&O share identical wording.) ## Who It’s For - CNA says its Miscellaneous Professional Liability targets non-licensed professional classes such as consultants, staffing firms, advertising agencies and event planners. [1](https://www.cna.com/products/cyber "Cyber Insurance - Cyber Risk Solutions") (Evidence: Company-reported; scope: The listed classes are a target list, not a complete or guaranteed eligibility rule.) ## Coverage Features - CNA markets Technology E&O for technology businesses facing professional-liability exposures and says it is intended to support contractual requirements. [1](https://www.cna.com/products/cyber "Cyber Insurance - Cyber Risk Solutions") (Evidence: Company-reported; scope: The page is a summary and does not define covered services, contract exceptions or policy triggers.) ## Risk Services - CNA describes dedicated claims and risk-control support for its cyber, media, technology and professional-liability business. [1](https://www.cna.com/products/cyber "Cyber Insurance - Cyber Risk Solutions") (Evidence: Company-reported; scope: This portfolio-level statement does not establish a service outcome or a line-specific claims protocol.) ## Other CNA Coverage Lines - [CNA Builders Risk Insurance](https://spot.insure/insurance-providers/cna/builders-risk) - [CNA Crime Insurance](https://spot.insure/insurance-providers/cna/crime) - [CNA D&O Insurance](https://spot.insure/insurance-providers/cna/directors-officers) - [CNA Employment Practices Liability Insurance](https://spot.insure/insurance-providers/cna/employment-practices) - [CNA Fiduciary Liability Insurance](https://spot.insure/insurance-providers/cna/fiduciary) - [CNA Hired and Non-Owned Auto Insurance](https://spot.insure/insurance-providers/cna/hired-non-owned-auto) - [CNA Kidnap and Ransom Insurance](https://spot.insure/insurance-providers/cna/kidnap-ransom) - [CNA Management Liability Insurance](https://spot.insure/insurance-providers/cna/management-liability) - [CNA Media Liability Insurance](https://spot.insure/insurance-providers/cna/media) - [CNA Medical Malpractice Insurance](https://spot.insure/insurance-providers/cna/medical-malpractice) - [CNA Product Liability Insurance](https://spot.insure/insurance-providers/cna/product-liability) ## Related - [CNA Profile](https://spot.insure/insurance-providers/cna) - [CNA Reliability](https://spot.insure/insurance-providers/cna/reliability) - [CNA Alternatives](https://spot.insure/insurance-providers/cna/alternatives) - [Coverage Guide: Professional errors and omissions (E&O)](https://spot.insure/coverage/professional-errors-omissions) ## Sources 1. [Cyber Insurance - Cyber Risk Solutions](https://www.cna.com/products/cyber). CNA; Current U.S. page: Epack 3 combines cyber, media, technology and professional liability; MPL appetite, media support, technology E&O, claims and risk-control descriptions. Retrieved 2026-09-30. Accessed 2026-09-30. 2. [Epack 3 – Cyber, Media, Technology & Professional Liability](https://www.cna.com/sites/default/files/assets/epack-3-cyber-media-technology-professional-liability-ss.pdf?ContentCache=NONE&MOD=AJPERES). CNA; Official sell sheet: modular bundled policy, media coverages and possible extensions, technology/professional line descriptions and quote process for small risks. Marketing summary expressly defers to issued policy. Retrieved 2026-09-30. Accessed 2026-09-30. Updated 2026-09-30. Spot, a product of Tools for Enlightenment, publishes this research and works in the commercial insurance market. [Editorial policy](https://spot.insure/editorial-policy). To suggest a correction, [contact Spot](https://spot.insure/contact) with the page URL and supporting source. ## Agent and Developer Resources - [Markdown page](https://spot.insure/insurance-providers/cna/professional-errors-omissions.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)