Our Clients

Manufactures of “Complete Controls” electronic engine controls for leisure and commercial applications, “Cablemaster” shore power cable handling systems, “Hosemaster” hose reel devices and high performance control cables.

GMA Clients Glendinning Products

Driven by technology, innovation, and quality the Veethree Group manufactures Displays, Gauges, Sensors, Senders, and Instrument Clusters.

GMA Clients Veethree Products

A leading producer of superior ignition and diagnostic solutions to engine users and manufacturers for marine and industrial applications, including the revolutionary SG200 Battery Monitor.

GMA Clients CDI Products

Balmar is recognised throughout the industry for its innovative technology, expert technical service and product reliability in the design and manufacture of DC charging products and battery monitors.

GMA Clients Balmar Products

For the highest quality waterproof marine stereo systems, marine amplifiers, speakers, subwoofers, and marine AV accessories.

GMA Clients Aquatic AV Products

Breakthrough technology trim tab system – Nauticus ‘Smart Tabs’ are completely automatic requiring no operator adjustment while underway, self-adjusting accordingly to how you load or manoeuvre your boat.

GMA Clients Nauticus Products

Smart Plug Systems – Developing and providing innovative world-class solutions that make power delivery safer, more secure, and easier to use.

GMA Clients SmartPlug Products

Superior aluminium Anodes for a better solution for every application. Innovative design and manufacture of high performance Navalloy® anodes.

GMA Clients PMP Products

Hurley Marine design and manufacture the world’s leading dinghy davit solutions, for retrieving and storing a tender or jet ski on a swim platform made with superior marine grade materials in the USA.

Specialising in the design and manufacture of a complete range of innovative under/above water LED lighting products and accessories for marine applications.

GMA Clients Shadow-Caster Products
Shakespeare Logo

Shakespeare are the most trusted brand in the marine antenna industry. Known for superior dependability, durability, and performance, the products are the gold standard in the industry.

Lasdrop Shaft Seals Logo

Lasdrop has become one of the finest manufacturers of commercial and recreational shaft seals available on the market today. The only manufacturer of both mechanical face seals and lip seals.

Shockwave Seats Logo

Shockwave produce the best marine suspension seats in the world to provide a safer, more comfortable, and exciting ride. A broad range of seating options for both the professional and recreational markets and tested in “Real-life” conditions to guarantee quality, superior design, and better performance.