| Environmental Tectonics Corporation: Designs, manufactures, installs, and maintains hyperbaric oxygen chamber systems for use in clinical, operational diving and research applications. |
| Fink Engineering Pty Ltd.: Designing and constructing rectangular facilities for medical applications. Includes product photographs and company news. Melbourne, Australia. |
| Gulf Coast Hyperbarics, Inc: Designing and manufacturing clinical hyperbaric chambers as well as providing engineering services and system maintenance and repair. Product details and photographs. Lynn Haven, Florida, USA. |
| HyperTec, Inc.: Manufacturer of monoplace, multiplace, and entry lock hyperbaric systems systems. Includes photographs and specifications. Olney, Texas, USA. |
| IBERCO: Manufacturer hyperbaric chambers and diving materials. Offers Mariscope remotely operated vehicles. Nitrox and Trimix installation. [English and Spanish] |
| Marine Dynamics Corp.: Making mono-place and portable systems for one or two persons. Product specifications and photographs. Long Beach, California. |
| Oxy Health Corporation: Manufacturer of low pressure portable chambers for use in clinics and offices. Includes specifications and distributor locations. |
| Perry Baromedical Corporation: Designs, manufactures, installs and services monoplace, dualplace and multiplace chambers, as well as providing world-wide operational training. Includes FAQ about the technology. Riviera Beach, Florida, USA. |
| Portable Hyperbaric Chamber: Selling inflatable chambers for use outside the United States. Includes technical specifications. |
| Proteus Hyperbaric Systems, Inc.: Manufactures and services equipment for hospitals and clinics. Information on the use of oxygen in wound treatment. Thousand Oaks, California. |
| TWF Services Hyperbaric Chambers Inc.: Manufactures mono-place and multi-place chamber shells, service locks and chambers for research. Photographs and specifications of products. Goliad, Texas, USA. |