Ash Manufacturing Company
- http://www.ashdome.com/
- Produces the Ash-Dome line of observatory domes and tracking instrument shelters for advanced amateur observatories, professional observatories and government agencies.
Astro Domes
- http://www.astrodomes.com/
- Telescope observatory domes for the home and serious astronomer. Site features specifications, photos and plan views of each product.
Clear Skys, Inc.
- http://www.clearskysinc.com/
- Produces rotating observatory dome systems constructed of fiberglass, telescope piers, helical fine focus adapters, and various other products for amateurs.
Galactica 360
- http://www.galactica360.com/
- Fiberglass, non-rotating observatory domes and freestanding observatories for amateur astronomers. Domes feature a counterweighted clamshell design. Also manufactures a unique portable bandstand.
InfinitSky Architectural Starfields
- http://www.infinitsky.com/
- Manufactures fiber optic StarDomes and StarTiles products which create simulated overhead views of the stars. Products are UL approved and are suitable for installation in homes, offices and in businesses and institutions such as restaurants and science centers.
Pier-Tech, Inc.
- http://www.pier-tech.com/
- Unique, adjustable height telescope piers that preserve polar alignment during height adjustment. Company also manufactures the Tele-Station roll-off roof observatory.
Sirius Observatories
- http://www.siriusobservatories.com/
- Australian manufacturer of astronomical domed observatories, and the ATS Autodome controller system featuring a serial interface for control by TheSky software.
SkyShed
- http://www.skyshed.com/
- Canadian manufacturer of roll-off observatories, POD fiberglass clamshell dome observatories, and telescope piers. Also sells observatory plans and kits.
Technical Innovations, Inc.
- http://www.homedome.com
- Fiberglass Home-Dome, Pro-Dome and Robo-Dome observatory domes, Dome Works and Digital Dome Works control hardware, and Robo-Focus remote focusing hardware with software. Free publications on how to design and set up a remote controlled observatory.
U.K. Observatories
- http://www.ukobservatories.co.uk/
- Kit builder and installer of roll-off roof observatories in the UK and Europe. Authorized builder and installer of Skyshed observatories and piers within Europe and the United Kingdom.
