Insurance in and around Milwaukee
Multiple ways to help keep more of your hard-earned dollars
Protect what matters most

Would you like to create a personalized quote?
- Glendale, WI
- Waukesha, WI
- Milwaukee, WI
- Shorewood, WI
- Wauwatosa, WI
- Brookfield, WI
- Milwaukee County, WI
- Whitefish Bay, WI
- Ozaukee County, WI
- Bayside, WI
- River Hills, WI
- Fox Point, WI
- Mequon, WI
- Greenfield, WI
- New Berlin, WI
- West Allis, WI
- St. Francis, WI
- Hales Corners, WI
- Elm Grove, WI
- Thiensville, WI
- Bayview, WI
- South Milwaukee, WI
- Washington County WI
- Waukesha County, WI
Celebrating 100 Years Of Good Neighboring
State Farm understands the need to protect what's important to you and has developed a wide range of insurance products with personalized pricing plans to help make life go right. From vehicle and motorcycle insurance that protects your ride, to your boat, motorhome, RV, and off-road ATV, State Farm has competitive prices and easy claims to help you protect them all. Contact Diana Kostal for a Personalized Price Plan.
Multiple ways to help keep more of your hard-earned dollars
Protect what matters most

We’re There When You Need Us Most
But your automobile is just one of the many insurance products where State Farm and Diana Kostal can help. Do you operate a business in the Milwaukee area or want to be your own boss? Navigating the complicated world of small business insurance? Diana Kostal can make it easy to find the insurance you need to protect what you’ve worked so hard to achieve. And we also offer a number of liability insurance options to guard the ones you love in the event of an illness or injury.
Simple Insights®
What is the difference between a will and a trust?
What is the difference between a will and a trust?
Wills and trusts are an important part of estate planning. Wherever you are in the planning process, know your options.
Water ski and jet ski safety tips
Water ski and jet ski safety tips
Discover ways to water ski or jet ski safely and help avoid injury when skiing for the first time or as a refresher.

Diana Kostal
State Farm® Insurance AgentSimple Insights®
What is the difference between a will and a trust?
What is the difference between a will and a trust?
Wills and trusts are an important part of estate planning. Wherever you are in the planning process, know your options.
Water ski and jet ski safety tips
Water ski and jet ski safety tips
Discover ways to water ski or jet ski safely and help avoid injury when skiing for the first time or as a refresher.