Heffernan Insurance Brokers vs 
Mylo Professional Liability (E&O) Insurance
Mylo explains claims-made versus occurrence forms and tail coverage for E&O; Heffernan's page doesn't address policy form.
What Is Heffernan Insurance Brokers?
Heffernan Insurance Brokers is an independent, Walnut Creek–headquartered retail brokerage that arranges business insurance, employee benefits, and related services. Its technology practice markets to mid- and late-stage companies, including venture-funded and pre-IPO firms. 1,2,3
What Is Mylo Insurance?
Mylo is an independent insurance broker for small and growing businesses. It recommends coverage and compares available quotes from multiple carriers online or with a licensed advisor; the insurer named on the resulting policy provides the coverage. 5,6
What Is Professional Errors and Omissions (E&O) Insurance?
Professional errors and omissions (E&O) insurance, also called professional liability insurance, addresses claims that professional services or advice caused a client financial loss. What's covered depends on the services actually scheduled in the policy, not the product label alone. 9,10,11,12
Key Differences in Professional Liability (E&O) Insurance
What Triggers a Covered Claim
Mylo describes the policy responding to breach-of-contract claims, bodily injury or property damage claims, financial-loss claims, and consequential-damages claims arising from a client relationship. 7 Heffernan's reviewed page describes only claims for problems with a product or service that cause a client financial loss, without naming the broader set of triggers Mylo lists. 4
Explaining the Policy Form
Mylo's page explains that professional liability comes in claims-made and occurrence forms, and that tail coverage can be added to a claims-made policy to extend reporting after it ends:
Mylo explains that professional liability comes in claims-made and occurrence forms, and that tail coverage can be added to a claims-made policy to extend reporting after it ends. 7Company-reported. Product page FAQ; which form and tail terms are offered depends on the placed carrier.
Heffernan's small-business page does not address policy form, claims-made status or tail coverage for this line at all. 4
How Each Firm Places the Policy
Mylo says it compares professional liability quotes from top-rated business insurance companies to find a combination of coverage and price for businesses ranging from app developers to financial planners to beauty salons. 7 7 Heffernan instead shops the line to insurers for small-business clients across a named industry list and builds a custom package when a client's industry isn't already on it. 4
What to Confirm in Professional Liability (E&O) Insurance Quotes
- Ask Mylo whether the quote it finds is claims-made or occurrence, and whether tail coverage is included or priced separately. 7
- Ask Heffernan whether the policies it places are claims-made or occurrence. 4
- Ask both firms which insurer would underwrite your policy, since neither reviewed page names one. 7 8 4
- If a client threatens a claim, ask Mylo how to reach a professional-liability-specific claims contact, since its carrier directory doesn't list one. 8
Offering Details
Heffernan Insurance Brokers vs Mylo Professional Liability (E&O) Insurance: documented features by provider
| Criteria | Heffernan Professional Errors and Omissions Brokerage | Mylo Professional Liability Insurance |
|---|---|---|
| Role in This Line | Heffernan lists errors and omissions among the coverages its small-business division places for clients, shopping the line with insurers rather than underwriting it. 4Company-reported. Small Business Insurance page as read on 2026-09-23; no dedicated professional-E&O product page was found. | Mylo brokers professional liability insurance by comparing quotes from multiple business insurance companies rather than underwriting the policy itself. 7Company-reported. Professional liability product page. |
| Issuing Insurer | Not described in the reviewed sources. | The professional liability product page and Mylo's carrier-contact directory do not name the insurer that would issue a professional liability policy; the directory groups carriers under generic Auto & Home and Business categories only. 7,8Not publicly disclosed. Checked the professional liability product page and the carrier-contact directory on 2026-09-23; neither ties a named carrier to this line. |
| Who It’s For | Heffernan's small-business division says it serves sole proprietors through fast-growing companies across industries including construction, food, health care, hospitality, nonprofits, real estate, technology, transportation, and vintners and growers, and will custom-design a package for industries not listed. 4Company-reported. Small Business Insurance page as read on 2026-09-23; not exclusively E&O-specific, but describes the buyer base for the page listing this coverage. | Mylo markets this line to businesses that could face a claim from a client unhappy with their professional services, using examples spanning app development, financial planning and beauty-salon services. 7Company-reported. Product page examples; a particular business's eligibility depends on underwriting. |
| Coverage Features | Heffernan describes errors and omissions coverage as protecting against claims for problems with a company's product or service that result in a financial loss to a client. 4Company-reported. Small Business Insurance page as read on 2026-09-23; the page does not list specific exclusions, claims-made versus occurrence form, or endorsements. | Mylo describes the policy responding to breach-of-contract claims, bodily injury or property damage claims, financial-loss claims, and consequential-damages claims arising from a client relationship. 7Company-reported. Product page coverage descriptions; actual insuring agreements and exclusions are set by the issued policy. Mylo explains that professional liability comes in claims-made and occurrence forms, and that tail coverage can be added to a claims-made policy to extend reporting after it ends. 7Company-reported. Product page FAQ; which form and tail terms are offered depends on the placed carrier. |
| Limits and Retentions | The reviewed page does not publish limits, retentions, or premium ranges for errors and omissions coverage. 4Not publicly disclosed. Small Business Insurance page as read on 2026-09-23. | Not described in the reviewed sources. |
| How to Apply | Heffernan directs small-business buyers to contact the firm's small-business division to request a quote and says it will research and build a custom package for industries not already listed. 4Company-reported. Small Business Insurance page as read on 2026-09-23. | Mylo says it recommends coverage customized to the business and compares professional liability quotes from top-rated business insurance companies to find a combination of coverage and price. 7Company-reported. Product page "How will Mylo find me the right policy?" section. |
| Claims Support | Not described in the reviewed sources. | Mylo's carrier-contact page lists claims phone numbers by carrier for Auto & Home and Business policies generally, but does not identify a professional-liability-specific claims contact or process. 8Not found in reviewed sources. Carrier-contact directory checked 2026-09-23; entries are organized by carrier and general product category, not by coverage line. |
Full Comparison
More Heffernan Insurance Brokers vs Mylo Comparisons
Other Professional Liability (E&O) Insurance Comparisons
Sources
Heffernan Insurance Brokers
- Our Story. Heffernan Insurance Brokers; Headquartered in Walnut Creek; nationwide presence; founded 1988; employee owned; niche practices including technology. Accessed 2026-09-16.
- Technology Company Insurance. Heffernan Insurance Brokers; Pre-IPO and venture-funded heading; mid to late stage specialization; global expansion copy; self-insurance strategies; Key Markets list; Why Heffernan broker history; Joseph Talmadge practice leader; FAQ. Accessed 2026-09-16.
- Heffernan Business Insurance Brokerage. Heffernan Insurance Brokers; Forward-Thinking Business Insurance: basic coverages (general liability, commercial property and auto, workers’ compensation); corporate and executive protection (EPL, D&O, fiduciary responsibility, cyber, kidnap and ransom); alternative risk capabilities; claims, loss control and risk-management services; industry practice links including Technology and Claims Advocacy. Accessed 2026-09-16.
- Small Business Insurance. Heffernan Insurance Brokers; The types of coverage we can provide include... Errors and omissions protects against claims for problems with your product or service that result in a financial loss; industries served list; Specialty Programs; contact for custom-designed packages. Accessed 2026-09-23.
Mylo
- Small Business Insurance. Mylo; Hero; What Insurance Does A Small Business Need (Business Owners Policy listing); Get My Quote; Business Insurance FAQs; commercial-product navigation; footer legal disclosure. Accessed 2026-09-16.
- About Mylo. Mylo; Your Digital One-Stop Shop; The Broker Advantage; Proven Heritage, Powerful Future; About Mylo FAQs. Accessed 2026-09-15.
- Professional Liability Insurance. Mylo; Professional Liability? But I Do Good Work; What does professional liability cover?; Professional liability FAQs (claims-made vs. occurrence, tail coverage); How will Mylo find me the right policy? Accessed 2026-09-23.
- Contact Your Carrier. Mylo; Carrier contact list grouped by Auto & Home, Business and Claims; no professional-liability-specific entry. Accessed 2026-09-23.
Professional Liability (E&O) Insurance Guide
- FAQ: Professional liability insurance. Texas Department of Insurance; What’s professional liability coverage?; What types of damages…; What’s general liability insurance?; Do I need professional liability… if I have general liability…?; Is professional liability insurance required?; Can a client require…?; What’s the difference between occurrence policies and claims-made policies. Accessed 2026-09-16.
- Professional liability insurance. Insurance Information Institute; Opening paragraphs (professional services/advice and E&O name); Claims not covered by general liability; What types of businesses need professional liability insurance?; What’s covered… and what’s not (claims-made versus occurrence, defense and judgments, non-financial/intentional limits, BOP/in-home exclusion). Accessed 2026-09-16.
- Get business insurance. U.S. Small Business Administration; Six common types of business insurance table. Accessed 2026-09-16.
- Professional Liability – US Direct Errors and Omissions Insurance. Hiscox Inc. specimen; About this Policy / Coverage for Claims Made Against You; I.A Insuring Agreement; I.B Defense; I.C Settlement; II.A Notice of Claims; II.C Optional Extended Reporting Period; III.A, III.K, III.M, III.R, III.S Exclusions; IV.A–B Limits and Deductible; VI.O Professional Services; VI.U Wrongful Act. Accessed 2026-09-16.
