| Website | Country | Est. | Products | |
|---|---|---|---|---|
| AquaClear |  US |
1978 | 0 | |
| AQUATOP | US |
0 | ||
| Aqueon | US |
1967 | 0 | |
| biOrb |  Germany |
0 | ||
| Blue Life USA | US |
0 | ||
| Coralife | US |
1988 | 0 | |
| Dennerle | Germany |
1966 | 0 | |
| EcoTech Marine | US |
2003 | 0 | |
| EHEIM | Germany |
2004 | 0 | |
| Finnex | 2001 | 0 | ||
| Fluval |  Canada |
1975 | 0 | |
| Hydor |  Italy |
1984 | 0 | |
| Innovative Marine | US |
2011 | 0 | |
| Instant Ocean | US |
0 | ||
| JBJ Aquariums | US |
0 | ||
| KENT Marine | US |
0 | ||
| Lifegard Aquatics | US |
2008 | 0 | |
| Marineland | US |
1968 | 0 | |
| OASE | Germany |
1949 | 0 | |
| Penn Plax | US |
1959 | 0 | |
| Pro Clear Aquatic Systems | US |
1996 | 0 | |
| Red Sea | US |
1992 | 0 | |
| Reef Octopus | US |
0 | ||
| Seachem | US |
1980 | 0 | |
| SICCE | Italy |
0 | ||
| Tropic Marin | Germany |
0 | ||
| TUNZE | Germany |
1960 | 0 |