ERGO NEXT earns our top rating for Montana professional liability insurance with affordable rates and digital tools business owners appreciate. The Hartford offers the cheapest professional indemnity insurance in Montana at $70 monthly, $7 below the state average. Simply Business, Coverdash and Nationwide also provide strong options for Montana businesses seeking top errors and omissions coverage.
Best Professional Liability Insurance in Montana
Get MT professional liability insurance quotes starting at $28 monthly from MoneyGeek's top companies like ERGO NEXT, The Hartford and Simply Business.
Get matched to the best professional liability insurance in MT for you below.

Updated: January 30, 2026
Advertising & Editorial Disclosure
ERGO NEXT provides the best professional liability insurance in Montana, while The Hartford delivers the most affordable coverage starting at $70 monthly (Read More).
Professional liability insurance costs in Montana average $77 monthly or $926 annually, placing the state among the more affordable options nationwide (Read More).
Professional liability insurance protects Montana businesses against claims involving professional mistakes, missed deadlines and errors in service delivery (Read More).
Montana businesses aren't required to have professional liability insurance, though health care providers and other licensed professionals need coverage (Read More).
Montana business owners should request small business insurance quotes from multiple providers to secure the most suitable professional liability coverage and pricing (Read More).
Best Professional Liability Insurance Companies in Montana
| ERGO NEXT | 4.73 | $73 |
| The Hartford | 4.70 | $70 |
| Simply Business | 4.52 | $76 |
| Coverdash | 4.48 | $77 |
| Nationwide | 4.46 | $82 |
| biBERK | 4.44 | $79 |
| Progressive Commercial | 4.41 | $75 |
| Hiscox | 4.38 | $77 |
| Chubb | 4.28 | $88 |
| Thimble | 4.25 | $75 |
How Did We Determine the Best Professional Liability Insurance in Montana?
These rates are estimates based on MoneyGeek's proprietary analysis of small businesses with two employees across 79 major industries and should not be considered quotes. Your actual rate will differ based on business-specific factors. Contact insurers directly for accurate pricing tailored to your business needs.
Professional liability insurance in Montana covers one aspect of business protection, but you may need additional coverage types to fully protect your company:

1. ERGO NEXT: Best Professional Liability Insurance in MT
Top-ranked digital experience and customer service nationwide
Get covered in 10 minutes with instant certificates
Backed by Munich Re's A+ Superior financial rating
Personalized coverage for over 1,300 business professions matching for both types and limit amounts
Less than 10 years in business
Claims process ranks fourth nationally
Revenue limit of $5 million per year
Montana business owners choose ERGO NEXT for professional liability insurance that delivers top-ranked customer service at $73 monthly. You'll get covered in 10 minutes and access instant certificates of insurance 24/7 through the mobile app. ERGO NEXT ranks first nationally for digital experience. Whether you're a Billings consultant or Missoula tech professional, you can customize coverage amounts and types without talking to an agent. ERGO NEXT maintains the industry's highest customer satisfaction scores and comes backed by Munich Re's A+ Superior financial strength rating.

2. The Hartford: Cheapest Professional Liability Insurance in MT
Lowest professional liability rates in Montana
Ranks first for claims process and overall satisfaction
Backed by A+ Superior AM Best financial rating
Specialized coverage for tech, medical and legal professionals
Digital experience ranks 10th nationally among competitors
Not available in Alaska or Hawaii
Phone support wait times can be lengthy
The Hartford saves Montana business owners $82 annually with rates of $70 monthly, the lowest professional liability insurance cost in the state. When you file a claim, you'll see faster resolution than with any competitor since The Hartford ranks first nationally for claims handling. Whether you're a Great Falls tech consultant or Helena medical professional, specialized industries get approved where other carriers say no. Your claims will get paid when you need them most, backed by an A+ Superior financial strength rating and first-place stability ranking.

3. Simply Business: Best Professional Liability Insurance Coverage Options in MT
Ranks first for coverage options with 16+ carrier network
Backed by Travelers' A++ Superior financial strength rating
Digital experience ranks third nationally among competitors
Broker model finds coverage for hard-to-insure businesses
Claims process ranks eighth nationally with slower resolution times
Overall satisfaction ranks seventh for recommendation likelihood
You'll find professional liability coverage when other Montana insurers turn you away. Simply Business's broker model connects you to 16+ carriers including Travelers, Zurich, Hiscox and AIG, so your Billings IT consulting business or Bozeman contracting company gets approved where direct insurers say no. Compare multiple quotes in one place instead of calling each insurer individually, and you'll save hours. Your certificates download instantly when clients need proof of coverage, backed by Travelers' A++ Superior rating that ensures claims get paid.
Average Cost of Professional Liability Insurance in Montana
Professional liability insurance costs in Montana vary by industry. Home-based businesses pay the most affordable rates at around $37 per month, while mortgage brokers face the highest costs at approximately $164 per month. The filtering tool below shows specific rates for your industry, helping you find the right coverage at the best price.
| Accountants | $144 | $1,731 |
| Ad Agency | $95 | $1,141 |
| Auto Repair | $81 | $967 |
| Automotive | $74 | $893 |
| Bakery | $52 | $629 |
| Barber | $43 | $515 |
| Beauty Salon | $49 | $586 |
| Bounce House | $58 | $700 |
| Candle | $41 | $492 |
| Cannabis | $121 | $1,452 |
| Catering | $78 | $931 |
| Cleaning | $54 | $648 |
| Coffee Shop | $61 | $736 |
| Computer Programming | $105 | $1,265 |
| Computer Repair | $61 | $737 |
| Construction | $76 | $910 |
| Consulting | $108 | $1,292 |
| Contractor | $63 | $755 |
| Courier | $49 | $588 |
| DJ | $46 | $556 |
| Daycare | $108 | $1,293 |
| Dental | $83 | $994 |
| Dog Grooming | $55 | $661 |
| Drone | $104 | $1,251 |
| Ecommerce | $61 | $735 |
| Electrical | $63 | $752 |
| Engineering | $102 | $1,220 |
| Excavation | $67 | $804 |
| Florist | $38 | $455 |
| Food | $110 | $1,324 |
| Food Truck | $58 | $700 |
| Funeral Home | $82 | $978 |
| Gardening | $40 | $481 |
| HVAC | $82 | $984 |
| Handyman | $54 | $647 |
| Home-based business | $37 | $443 |
| Hospitality | $73 | $880 |
| Janitorial | $49 | $583 |
| Jewelry | $62 | $739 |
| Junk Removal | $67 | $802 |
| Lawn/Landscaping | $50 | $601 |
| Lawyers | $145 | $1,746 |
| Manufacturing | $59 | $707 |
| Marine | $88 | $1,061 |
| Massage | $107 | $1,279 |
| Mortgage Broker | $164 | $1,965 |
| Moving | $82 | $984 |
| Nonprofit | $50 | $604 |
| Painting | $63 | $753 |
| Party Rental | $55 | $660 |
| Personal Training | $71 | $846 |
| Pest Control | $95 | $1,141 |
| Pet | $46 | $553 |
| Pharmacy | $58 | $693 |
| Photography | $66 | $795 |
| Physical Therapy | $94 | $1,124 |
| Plumbing | $89 | $1,070 |
| Pressure Washing | $57 | $687 |
| Real Estate | $123 | $1,471 |
| Restaurant | $81 | $969 |
| Retail | $55 | $665 |
| Roofing | $97 | $1,164 |
| Security | $97 | $1,165 |
| Snack Bars | $47 | $562 |
| Software | $95 | $1,137 |
| Spa/Wellness | $109 | $1,313 |
| Speech Therapist | $98 | $1,173 |
| Startup | $71 | $857 |
| Tech/IT | $97 | $1,165 |
| Transportation | $96 | $1,153 |
| Travel | $95 | $1,139 |
| Tree Service | $75 | $896 |
| Trucking | $111 | $1,332 |
| Tutoring | $61 | $732 |
| Veterinary | $116 | $1,394 |
| Wedding Planning | $77 | $925 |
| Welding | $77 | $926 |
| Wholesale | $62 | $739 |
| Window Cleaning | $62 | $741 |
How Did We Determine These Montana Professional Liability Insurance Rates?
These rates are estimates based on MoneyGeek's proprietary analysis of small businesses with two employees across 79 major industries and should not be considered quotes. Your actual rate will differ based on business-specific factors. Contact insurers directly for accurate pricing tailored to your business needs.
What Does Montana Professional Liability Insurance Cover?
Professional liability insurance in Montana protects your business when clients claim you made mistakes or failed to deliver promised services. Professional liability insurance covers the costs of these claims and any legal fees that come with defending yourself.
This coverage goes by several different names:
- Errors and omissions insurance (E&O)
- Malpractice insurance (specialized type, typically in legal and medical fields)
- Professional indemnity insurance
How Much Professional Liability Insurance Do I Need in Montana?
Montana doesn't mandate professional liability insurance for most businesses. Health care providers usually carry $1 million to $3 million in coverage to meet hospital admission requirements, though this is not required by state law. Other professions determine coverage amounts based on client contracts and employer requirements rather than state statutes. Common limits range from $1 million per occurrence to $2 million aggregate, but your needs vary by industry and client demands.
Who Needs Professional Liability Insurance in Montana?
Professional liability insurance covers Montana businesses from financial losses when client contracts or professional negligence claims arise. You need coverage if your work involves professional advice, technical services or expertise where errors could cost clients money.
Most Montana hospitals require malpractice coverage even though state law doesn't mandate it, with physicians carrying $1 million to $3 million to secure admitting privileges. Before any malpractice claim reaches court, it must pass through Montana's Medical Legal Panel, which is a six-member review board that evaluates case merits and facilitates arbitration.
Montana's expanding technology sector, particularly in Bozeman's growing tech hub, creates liability exposure when software errors or data breaches cause client financial losses. Specialized tech E&O insurance covers claims from coding mistakes, missed project deadlines or cybersecurity failures facing Montana tech consultants and IT professionals.
Montana's construction boom and infrastructure projects require contractors and engineers to carry professional liability when design flaws, building code violations or project delays result in client losses. Public contracts and private development projects across the state often mandate coverage before work begins.
With real estate making up 13% of Montana's GDP and median home values rising 32% to 67% across counties from 2021 to 2023, agents face increased exposure to claims from contract errors and disclosure failures. Montana realtors need errors and omissions insurance for real estate to cover legal costs and settlements from transaction mistakes or missed disclosure requirements.
Montana's $4 billion agriculture industry, covering 62% of state land, relies on consultants for crop planning, livestock management and land use advice where mistakes impact client profitability. Wrong advice on irrigation systems, pest management or market timing can trigger negligence claims that damage consulting businesses without coverage.
How to Get the Best Professional Liability Insurance in Montana
Our step-by-step guide walks you through getting business insurance in Montana that matches your professional liability needs and budget. Follow these six steps to secure coverage that covers financial losses from negligence claims and contractual disputes.
- 1
Assess your professional liability insurance coverage needs
Start by understanding your business risks and any client requirements you must meet. A Bozeman tech consultant serving Montana's growing photonics and quantum technology sector needs cybersecurity-focused coverage, while a Missoula agricultural advisor working with the state's $4 billion farming and ranching industry requires coverage for financial losses from crop planning errors.
- 2
Work with a local agent
Look for an agent who understands how Montana's Commissioner of Securities and Insurance regulates professional liability policies and how business insurance costs vary across the state's diverse economy. Billings health care consultants face different liability exposures than Great Falls manufacturing advisors, and local agents know which insurers specialize in Montana's dominant industries.
- 3
Get quotes and compare coverage details
Request quotes from at least three insurers, comparing both affordable business insurance rates and policy terms like exclusions and deductibles. A Helena real estate broker serving Montana's booming property market (where home values jumped 32% to 67% from 2021 to 2023) should examine coverage for disclosure errors and contract disputes, not just premium costs.
- 4
Research the best providers
When researching business insurance in Montana, look beyond price and verify insurers are licensed through Montana's Commissioner of Securities and Insurance. Find carriers with strong AM Best financial ratings, good claims handling for Montana businesses, and experience covering your specific industry, whether you're in Kalispell's tourism sector or Butte's mining and industrial services.
- 5
Consider bundling discounts
Many Montana insurers offer better premiums when you combine professional liability with other types of business insurance like general liability or business owner policies. A Missoula architecture firm working on Montana's construction boom (which added thousands of jobs from 2018 to 2023) saves 15% by bundling professional liability with general liability and commercial property coverage.
- 6
Don't let your coverage lapse
Professional liability policies cover you only for lawsuits filed while your policy is active, even if the work happened years ago. A Billings business consultant switching carriers after serving clients across Montana's rural plains counties should ensure the new policy covers prior acts or purchase tail coverage (extended reporting coverage) from the old insurer to cover financial losses from claims arising from past engagements.
Get Montana Professional Liability Insurance Quotes
MoneyGeek matches Montana businesses with professional liability insurance providers specializing in your industry. Use our tool below to compare top insurers and get quotes specific to your business.
Get Matched to the Best MT Professional Liability Insurer for You
Select your industry and state to get a customized MT professional liability insurer match and get tailored quotes.
Montana Professional Liability: Bottom Line
Choosing professional liability insurance in Montana starts with understanding your business risks and client requirements. ERGO NEXT earns our top rating for Montana businesses, but your industry, budget and coverage needs will determine your best choice. Assess your professional exposures, compare options through a local agent and secure coverage that provides financial protection when claims arise.

About Mark Fitzpatrick

Mark Fitzpatrick, a Licensed Property and Casualty Insurance Producer, is MoneyGeek's resident Personal Finance Expert. He has analyzed the insurance market for over five years, conducting original research for insurance shoppers. His insights have been featured in CNBC, NBC News and Mashable.
Fitzpatrick holds a master’s degree in economics and international relations from Johns Hopkins University and a bachelor’s degree from Boston College. He's also a five-time Jeopardy champion!
He writes about economics and insurance, breaking down complex topics so people know what they're buying.

