Lobnitz Marine Holdings is a British shipbuilding company located at Renfrew in Scotland. The company builds dredges, floating docks, fishing boats, tugs and workboats.
The company is descended from Lobnitz and Company, Limited, who built small commercial and naval vessels during both World War I and World War II. Lobnitz built many vessels for the Royal Navy, including several Bangor class minesweepers.
The family at one time lived at Chapeltoun House in East Ayrshire.