I'm sure there are others, but the only two manufacturers that I'm aware of are Johnson Controls and Exide.
There are many other
manufacturers (not brands) of lead acid batteries in the USA alone. Here are some listed below that are just A through D not counting the rest of the alphabet.
ABS Alaskan Inc., (US)
Alaska Battery Manufacturing, (US)
Antique Auto, (US)
Asisco Classic Car, (US)
Atlantic Battery Corp., (US)
Battery Builders Inc. [Fork Lift Deep Cycle], (US)
Battery Specialties, (US)
Best Battery LLC, (US)
Braille Battery, (US)
Bulldog Battery [Deep Cycle], (US)
C&D Technologies inc., (US)
Cell-Con Inc., (US)
Commercial Battery, (US)
Concorde, (US)
Continental Battery Mfg. Co., (US)
Crown Battery Mfg. Co., (US)
Discover-Energy, (US)
Dyno Battery, (US)
There are many more throughout the world especially China.