Apollo Health
- Offering products designed to relieve Seasonal Affective Disorder, through 10,000 lux light therapy and shift circadian rhythms.
- http://www.apollohealth.com

Outside In
- Selling light boxes, visors and body clocks. Includes information about the disorders for which these products are used.
- http://www.outsidein.co.uk/

Morning Starlight Light Therapy
- System that provides featureless white light for treating symptoms of seasonal affective disorder.
- http://www.morningstarlight.com

Northern Light Technologies
- Light therapy products including bright light boxes, as recommended by psychiatrists, psychologists and doctors to combat winter blues (SAD).
- http://www.northernlighttechnologies.com

National Light Hire Company
- Offers equipment for light therapy.
- http://www.winterdepression.co.uk/

ETA Lighting Systems
- Light therapy products for mood disorders and seasonal affective disorder.
- http://www.lighten-up.net

True Sun LLC
- Bright light therapy box, seasonal depression, sleep aids, air purification and pain management.
- http://www.truesun.com/

Healthlight Inc.
- List of products sold including testimonials and studies.
- http://www.healthlight.net/

Bio-Brite, Inc.
- Light therapy products that assist in coping with SAD, jet lag and improved sleep quality. Includes research, information and secure online purchasing
- http://www.biobrite.com/

M&M Lighting Co.
- Offers full spectrum lights, Chromalux bulbs, and phototherapy products and light boxes.
- http://www.mmlights.com/

Sunnex Biotechnologies
- Low intensity light therapy for the treatment of seasonal affective disorder or winter depression. Educational information on light therapy, SAD and potential risk of eye damage from bright-light therapy.
- http://www.sunnexbiotech.com

The SunBox Company
- Bright light units for treating seasonal depression or dealing with the winter blues, jet lag, and sleep disorders.
- http://www.sunboxco.com

Natural Lighting
- Full spectrum lighting by Vita-Lite. Ergonomic desk lamps, energy efficient compact fluorescent light bulbs. Used for seasonal affective disorder and ADD students.
- http://www.naturallighting.com

Light Therapy Products
- Sales of dawn simulators, light boxes, and full spectrum Chromalux light bulbs.
- http://www.lighttherapyproducts.com

Full Spectrum Solutions
- Factory direct full spectrum lighting for office and home. Light therapy fixtures.
- http://www.fullspectrumsolutions.com

Amjo Lights
- Distributor of the Sunrise light boxes, the Apollo Light Systems line of Brite Lite therapy products, dawn simulators and the Verilux line.
- http://sadlight.com/

Vita Lite
- Full spectrum light used in important research projects by physicians and health professionals as a therapy light source for treating SAD.
- http://maxpages.com/vitaliteforsad/

Nu-You Light Therapy Products
- Full spectrum light therapy products, including therapy lightboxes used in the treatment of SAD and "winter blues".
- http://www.nu-light.com/

Bio Light
- Light therapy for seasonal affective disorder (SAD), winter depression or winter blues.
- http://www.bio-light.com

Alaska Northern Lights
- Information on Seasonal Affective Disorder(SAD) and the North Star 10,000 light box used to treat Seasonal Affective Disorder.
- http://www.alaskanorthernlights.com