| Type | Style | Company Name | Link |
|---|---|---|---|
| Campbell Scientific Inc. | http://www.campbellsci.com | ||
| Goldline Controls | http://www.hayward-pool.com/ | ||
| Heliodyne Inc. | http://www.heliodyne.com | ||
| United Electric Controls Co. | http://www.ueonline.com | ||
| Weed Instrument Co. Inc. | http://www.weedinstrument.com |