General Agent & Surplus Lines Broker

News & Events

We are pleased to announce the release of our new website!  Designed with a fresh new look, user-friendly navigation, and the latest information on our products and services, we hope you enjoy exploring our site!

We are pleased to announce that Kristen Horlacher has joined GSU Superior Underwriters as Sales & Marketing Director.  Kristen has over 19 years experience in the insurance business.  She is a...
Our transportation department will take you the extra mile! ...
Garage Opportunities  ...
Providing Superior Service Since 1928 Superior Underwriters  -  GSU Insurance Services  -  Groninger & Co., Inc.  -  CA License #0745051
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