ABYC Certified


Electronic Equipment

Other Services

Communication Systems, Electrical, Electrolysis & Corrosion, Electronic Equipment, Navigation Equipment


Professional Sales, Consultation, Design, Surveys & Education for Electronics & Galvanic Corrosion Issues Very competitive prices, technical knowledge & experience on all brands of marine electronics, including Multifunction Displays (GPS/Chartplotter/Fish Finder), Autopilots, RADAR, AIS, Navigation Instruments, VHF Radios, Thermal/Video Cameras, Satellite TV, Stereo Systems & Corrosion Control Systems Authorized "Best in Class" Premier Dealer for Raymarine & FLIR Certified Dealer for Simrad/B&G/Lowrance Authorized Dealer for Garmin Certified Expert in Galvanic Corrosion Written reports provided to boat owners, sellers, buyers & brokers for electronics, electrical, galvanic corrosion for design, installation, maintenance & safety Educational services offered for individual instruction & group presentations for boat owners, yacht clubs & marinas All work fully insured & performed to American Boat & Yacht Council’s strict safety standards ABYC Certified Master Technician in Marine Electrical, Marine Corrosion, Marine Systems & Marine Standards Raymarine Certified Technician Simrad/B&G/Lowrance Certified Installer Garmin Authorized Installer


3300 Powell Street, Emeryville, CA 94608

Neil P said:


Mathiesen was recommended by my brother to do electrical work on my Tartan. And I would definitely recommend them to my friends!

Ray S said:


Fast , on time, professional, explained the job every step of the way, courteous, clean up was on point. Excellent service and execution. Wired my autopilot AAA+ !

Keith K said:


Very good service. Job came in under estimate. Work was very neat and area was clean after completion Would highly recommend.