About Us
CBM Insurance is a local, independent agency with over 30 years of experience serving the tri-state area. We offer personalized insurance solutions tailored to our clients' needs and have partnered with over 15 national and regional carriers to provide a wide range of coverage options.
With expertise across various industries—from restaurants and wholesalers to contractors and property managers/owners—we prioritize building strong, personal relationships with our clients. Our team of sales executives, account managers, and service professionals takes a hands-on approach to address coverage inquiries, offer recommendations, and assist with claims. We are committed to frequent follow-ups to ensure our clients are treated fairly and that they experience the full value of choosing CBM Insurance as their trusted broker.
As part of our growth mindset, CBM has expanded its reach through strategic acquisitions. In 2020, we acquired Insurance and Financial Services (IFS), integrating their team and carrier partners. In 2022, we acquired the majority of shares in Business Insurance Services, Inc. (BISI Agency, Wilmington, DE). In 2023, CBM joined Alera Group, a national insurance and financial services firm, expanding our offerings to include employee benefits, property and casualty insurance, retirement planning, and wealth management solutions.
We are excited about our growth and the talented professionals we've added to our team. Thank you for choosing CBM Insurance—we look forward to earning your business!
Meet Our Team
Get to know the CBM Insurance team below and access their contact information.
For Insurance Certificates: certs@cbmins.com
For Carrier Partner billing and claims information visit: https://2000.aleragroup.com/cbm-carriers/
Anthony DiMarzo
Producer
Proud husband to an amazing wife, father to a beautiful daughter, UD lacrosse alum and an avid outdoor enthusiast who finds joy in exploring nature and creating meaningful memories with loved ones. A seasoned insurance professional with over 20 years of experience, committed to delivering trusted protection and guidance for businesses and families alike.
Donna Joiner
Commercial Lines Account Manager
Donna is a Commercial Lines Account Manager in the New Castle office.
Nicholas Kokkoris
Commercial Lines Account Manager
A New York native, Nick graduated from the University of Delaware and has made Delaware his home ever since. He began his insurance career in 2006 and has been with CBM/Alera since 2009. After being a producer, he now serves as an account manager with the service team.
He is married with one child and resides in Wilmington.
Ann Phillips
Senior Commercial Lines Account Manager
Ann Phillips has been in the insurance industry for 30 years, having started as a commercial lines underwriter and moving to the agency side as a commercial lines account manager. Ann strives to provide great service to clients and foster those relationships.
Outside of work, Ann is married with three children and four grandchildren. She also has four fur babies. Ann enjoys spending quality time with her family, preferably outside. She loves hiking, kayaking and swimming.
Resources
Our Business Insurance Carriers
For billing and claims information, visit our Carrier Partner page.
Captive Insurance
Group captives are ideal for companies with over $150,000 in annual premiums across workers’ compensation, general liability, and auto insurance. By creating a captive, businesses can assess the risks of subsidiaries, write policies, set premiums, and potentially earn back up to 60% of premiums in profits or invest for future claims. Some captives also insure the risks of their group’s customers. Benefits include:
- Protection similar to a traditional, guaranteed cost plan.
- Premiums based on the insured’s actual losses over the last five years (no artificial rates).
- No “unknown” risks.
Construction Insurance
CBM Insurance specializes in assessing and advising on a wide range of construction risks, including:
- Property damage
- Income loss
- Employee injuries
- Liability risks
Construction insurance provides financial compensation for losses during building projects, protecting against errors and unforeseen events that lead to damages during construction.
Dental Practice Insurance
CBM Dentist Insurance Services (DIS) offers comprehensive coverage tailored to the unique needs of dental practices. We provide:
- Dental office packages
- Professional liability
- Employment practices liability
- Workers’ compensation
- Cyber defense
Additionally, we offer personal insurance for dentists and their families, including life, homeowners, and disability insurance.
Hospitality Insurance
CBM Insurance works closely with local restaurants, country clubs, and hotels to protect them against various business risks. Common coverage options include:
- Business general liability
- Workers’ compensation
- Employment practices liability
- Food spoilage/contamination
- Business income/time element loss
- Employee dishonesty
Personal Lines Insurance
CBM Insurance offers personalized coverage for individuals and families across the tri-state area. We partner with local and regional carriers to provide insurance for:
- Personal auto
- Homeowners and vacation properties
- Personal umbrella policies
- Scheduled jewelry and valuable items
We’ll also review your existing policies and recommend coverage adjustments based on our expertise.
Professional Service Insurance
CBM has extensive experience working with professionals such as law firms, accountants, consultants, engineers, and architects. Common risks include:
- Errors and omissions (professional liability)
- Directors and officers liability
- Cyber liability
We help protect professionals from claims related to inadequate work, negligent actions, or errors in their advice or services.
Real Estate Insurance
We offer a wide range of coverage options for the real estate industry, including:
- Lessors risk
- Property management firms
- Commercial and residential condominiums/apartments
- General liability, umbrella, and excess liability
- Property, ordinance, and law coverage
- Water/sewer backup
- Directors and officers liability
- Employee dishonesty and crime protection
Social Services Insurance
CBM Insurance understands the unique risks faced by non-profits, schools, and churches. We offer coverage for:
- Business income/extra expenses
- Professional liability
- Abuse/molestation
- Umbrella/excess liability
- Directors and officers liability
- Employment-related practices
- Workplace violence
EXPERT EDUCATION
Events and Webinars
Employee Benefits
Primary Care as a Strategy: How Direct Primary Care Can Lower Costs and Improve Outcomes
A clearer understanding of how Direct Primary Care can be used as a strategic lever to improve outcomes while controlling total cost of care.
October 20, 2026 at 01:00 pm CT | Virtual
Register Here
Employee Benefits
AI Advantage in Benefits: Practical Use Cases That Support HR and Employees
A practical view of how AI can support benefits teams while improving the employee experience.
November 17, 2026 at 01:00 pm CT | Virtual
Register Here
Employee Benefits
The Compliance Pathway Q4
Don't miss this ongoing opportunity to ensure you comply with current regulations and are prepared for what's ahead.
December 2, 2026 at 01:00 pm CT | Virtual
Register Here
THOUGHT LEADERSHIP
Insights
Property and Casualty
Commercial Real Estate Insurance Market Shows Signs of Relief, With Conditions
There are emerging signs that the commercial property insurance market is beginning to soften. However, the benefits of this shift are not being felt uniformly across all real estate portfolios.
July 16, 2026
Find out more
Property and Casualty
Why is umbrella liability getting so expensive?
While most commercial insurance pricing has softened in 2026, umbrella liability has not. In fact, it’s moving in the opposite direction.
May 4, 2026
Find out more Property and Casualty
AI Isn’t Liable for the Mistake. You Are.
Artificial intelligence is powerful. It’s also wrong more often than people want to admit.
If you use AI to support or deliver professional services, any mistake it makes is still your responsibility. Not the software’s. Not the vendor’s. Yours.
April 1, 2026
Find out more Property and Casualty
Identity hijacking is surging. Here’s what leaders need to know.
Cyber incidents across our client base have been sharper, faster and more costly this year. Even organizations with strong controls are being hit in ways that look very different from past attacks.
March 13, 2026
Find out more