Welcome to Xtreme Custom Marine located in Madison, WI.

We are a specialized On-Site Marine rigging service that specializes in custom wiring, repair and installation of the latest in marine electronics. We use only the best products available on the market today.  With over 25 years in the high tech industry, we have the knowledge to get you back on the water.
Our specialty includes installing Humminbird Sonar/GPS/Side Imaging and Interlink networking modules along with products from Lowrance Sonar/GPS/Structure-Scan with NMEA 2000 and Broadband networking technologies.  Trolling motors and truely "Matched for your boat" battery systems that really make for long run-times on the water.  Whether its fishing in Tournaments or Guiding customers for long hours, our battery and charging systems are truly unrivaled by any other "local" marine sales or service business.  
We are Mercury Marine factory trained for MotorGuide repair and are a stocking dealer for ProMariner on-board chargers.  Minn Kota trolling motors are very popular with our customers and installations are routine for us.
If its sound you like, Xtreme Custom Marine is proficient with JBL Marine, Jensen Marine and Sirius Satellite Radio, which provide outstanding sound, durability and the ability to give you music, weather or talk radio on any lake you fish.

Ask any of our loyal customers, from the recreational fishermen to the Tournament Pro's and Guides, you'll see why they choose Xtreme Custom Marine!

We look forward to rigging your boat!

Greg