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Your Trusted Independent Insurance Agency in Oklahoma
Sullivan Insurance Agency has been a family-owned independent insurance agency since 1946, serving clients across Oklahoma, Texas, Kansas, and the continental United States. Our dedicated teams specialize in commercial and personal insurance solutions, including tailored programs for Native American tribes, agribusinesses, and small businesses. With offices in Ardmore, Oklahoma City, and Tulsa, we prioritize personalized service and competitive pricing by partnering with multiple insurance carriers.

Our staff brings decades of experience and a commitment to continuing education, ensuring clients receive comprehensive coverage and exceptional service. We focus on risk management and proactive consultation to protect businesses and families while maintaining transparency and trust.
Services
Business Owners Policy General Liability Commercial Auto Workers Compensation Group Health Insurance Commercial Property Agribusiness Insurance Tribal Programs Risk Management Personal Umbrella
Details
  • Year established: 1946
Highlights and features
  • We are a family-owned agency with 75+ years of experience in the insurance industry.
  • Our dedicated teams specialize in tribal programs, agribusiness, and small business insurance.
  • We partner with multiple carriers to find the best coverage and competitive rates.
  • 24/7 claims support ensures prompt assistance during emergencies.
  • Personalized service prioritizes transparency, trust, and client-specific needs.
What people say
Second to none service Top-notch and first class Professional and responsive Spectacular treatment Great team support
Services
Commercial Insurance
We provide comprehensive commercial insurance solutions tailored to businesses of all sizes. Our offerings include property, liability, workers' compensation, and specialized policies for industries like construction, manufacturing, and tribal enterprises. With decades of experience, our team ensures businesses receive customized protection and competitive rates while navigating complex risks.
Personal Insurance
Our personal insurance services protect families and individuals through auto, home, life, health, and umbrella policies. We offer tailored solutions for unique needs, including recreational vehicles, mobile homes, and jewelry floaters. Our agents work closely with clients to identify gaps in coverage and secure affordable, reliable protection for long-term security.
Tribal Programs
Sullivan Insurance Agency specializes in comprehensive insurance programs for Native American tribes and enterprises. Our team understands tribal governance structures and provides coverage for government operations, casinos, and cultural institutions. We deliver risk management strategies and dedicated account executives to ensure culturally informed, compliant, and cost-effective solutions.
Agribusiness Insurance
We offer specialized insurance for agribusinesses, including feed mills, fertilizer operations, and livestock facilities. Our policies address unique risks like equipment failure, crop damage, and liability claims. With industry expertise, we help clients secure property, liability, and casualty coverage tailored to agricultural operations' seasonal and regulatory demands.
Risk Management
Our risk management services identify and mitigate potential threats to businesses and individuals. We analyze operations, recommend safety protocols, and design insurance strategies to reduce premiums and prevent losses. By combining industry knowledge with proactive consultation, we help clients safeguard assets and maintain financial stability.
People
Lena Treanor
Owner / Account Executive - Commercial
Lena Treanor, a third-generation insurance professional, leads commercial account management at Sullivan Insurance Agency. With expertise in tribal and large commercial programs, she ensures clients receive tailored coverage and exceptional service.
Stacy A. Sullivan
Tribal and Large Commercial Account Executive
Stacy Sullivan specializes in tribal and large commercial insurance, leveraging decades of experience to address complex coverage needs. She focuses on building long-term partnerships with tribal governments and enterprises across multiple states.
Jennifer Fryar
Commercial Lines Account Manager
Jennifer Fryar manages commercial lines accounts, providing personalized support for businesses in construction, manufacturing, and other industries. Her expertise ensures clients receive competitive policies and prompt claims resolution.
Jenna Davila
Commercial Lines Account Manager
Jenna Davila assists businesses with insurance needs, specializing in commercial property and liability coverage. She prioritizes clear communication and proactive service to meet evolving client requirements.
April Gather
Commercial Lines Account Manager
April Gather supports commercial clients with insurance solutions, focusing on risk assessment and policy customization. Her dedication to client satisfaction ensures tailored coverage and ongoing support.
Questions
What types of insurance does Sullivan Insurance Agency Agency offer?
We provide personal and commercial insurance, including auto, home, business, tribal programs, agribusiness, and risk management solutions.
How does Sullivan Insurance Agency Agency find competitive rates?
As an independent agency, we partner with multiple carriers to compare policies and secure the best coverage at competitive prices for our clients.
Do you specialize in insurance for Native American tribes?
Yes, we offer comprehensive insurance programs tailored to tribal governments and enterprises, with dedicated experts familiar with tribal structures.
How can I file a claim after business hours?
Call the 24-hour claim number on your policy or visit our Payment & Claim Center for after-hours assistance.
What areas do you serve?
We serve Oklahoma, Texas, Kansas, and additional states across the U.S., with offices in Ardmore, Oklahoma City, and Tulsa.
Can I manage my policy online?
Yes, access our online support center for policy changes, forms, and account management, or contact our team for personalized assistance.