Different companies and manufacturers providing solar parts and components:

1. Ammini Energy Systems - Manufactures solar photovoltaic modules, lighting systems, charge controllers, and lanterns. Based in Kerala, India.
2. Array Technologies, Inc - Manufacturer of Wattsun dual-axis solar trackers and solar tracking controllers.
3. Beacon Power - Manufacturer of inverters for grid tie solar systems, and flywheel-based energy storage systems.
4. Connecticut Solar - Retailer of solar electric components, specializing in portable and remote solar power solutions.
5. Direct Power and Water Corporation - Engineers and manufactures photovoltaic module support structures, battery boxes, and integrated system enclosures.
6. Exeltech Inc - Manufacturer of sine wave power inverters, battery chargers, rectifiers and accessories.
7. Lateral Technology - Manufacturer & supplier of renewable energy products including solar panels and accessories, solar and hybrid power systems. Australia.
8. Maui Solar Energy Software Corporation - Software manufacturer and publisher for several programs for photovoltaic systems design, Trace inverters program interface, and solar hot water systems.
9. Morningstar Corporation - Manufactures photovoltaic charge controllers and solar lighting controllers for solar electric systems. Includes extensive technical documentation in pdf format.
10. Open Energy Corporation - Designers and manufacturers of building-integrated solar systems for commercial, industrial, and residential projects.
11. OutBack Power Systems - Manufacturer of power centers, inverters, chargers, controls and installation hardware for renewable energy systems.
12. PV Powered - Manufacturer of utility-interactive inverters for residential and commercial renewable energy markets.
13. SEC America, LLC - Manufacturers of DC-AC inverters and emergency power for alternative energy heating.
14. Selectronic Australia Pty Ltd - Design and manufacture a range of modified square wave power inverters .
15. Solar Converters Inc - Manufacturer of charge controllers.
16. Solar Sales Pty Ltd - Western Australian retailer of renewable energy products including solar panels, regulators, batteries, lighting, power inverters, water pumps, and wind turbines.
17. Sol-Lite - Manufacturer of mini solar panels for consumer solar products. Hong Kong.
18. Specialty Concepts Inc - Manufacturer of solid-state charge controllers.
19. Two Seas Metalworks - Manufactures roof-ground, top of pole, and other universal mounts for solar electric panels. Battery enclosures and racks.
20. Zomeworks Corporation - Manufactures photovoltaic module mounting structures, solar panel tracking mounts, and temperature regulating battery enclosures.