| Business | Phone |
| Brower Industries Inc 70 S Bayles Ave, Port Washington 11050 | (516) 944-2481 |
| Dynamic Industries Corp 193 Sands Point Rd, Port Washington 11050 | (516) 944-4029 |
| Good-All Elec Manufacturer Co 921 Port Washington Blvd, Port Washington 11050 | (516) 767-8480 |
| Kaywood Industries Inc 20 W Creek Farms Rd, Port Washington 11050 | (516) 883-3229 |
| Thomson Industries Inc 2 Channel Dr, Port Washington 11050 | (516) 883-9557 |
| United Industries Inc 10 Shoreview Rd, Port Washington 11050 | (516) 883-2400 |
| Vynatex Inc 7 Carey Pl # 2, Port Washington 11050 | (516) 944-6130 |