Alexander's Observatories
Provides fully installed rolling roof observatories, plus Shockproof easy-Level Pedestals (permanent piers) for a variety of telescopes. Located in the UK.
Ash Manufacturing Company
Produces the Ash-Dome line of observatory domes and tracking instrument shelters for advanced amateur observatories, professional observatories and government agencies.
Astro Domes
Telescope observatory domes for the home and serious astronomer. Site features specifications, photos and plan views of each product.
Astro Haven
Fiberglass clamshell domes for observatory, planetarium, radar-tracking housing, portable bandstand. (Example of site to be moved to this category.)
Clear Skys, Inc.
Produces rotating observatory dome systems constructed of fiberglass, telescope piers, helical fine focus adapters, and various other products for amateurs.
Fortress Systems
Designs roll-off roof observatories which are built and installed on-site.
NorthSheds
Canadian manufacturer of roll-off roof observatories and telescope piers. Also sells observatory plans and kits.
Technical Innovations, Inc.
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 publ…
Vycon Products, Ltd.
Offers the fiberglass Voyager Observatory, with an approximate 8 foot inside diameter, suitable for instruments up to 16 inches in aperture.