Dialight
Dialight plc is a British-based electronics business specialising in light-emitting diode lighting for hazardous locations. It is headquartered in London and operates in North America, the United Kingdom, mainland Europe, Australia, Asia and South America. It is listed on the London Stock Exchange and is a constituent of the FTSE SmallCap and FTSE techMARK Focus indices.
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Type | Public (LSE: DIA) |
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Industry | Electronics |
Founded | 1938 |
Headquarters | London, United Kingdom |
Key people |
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Revenue | ![]() |
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Divisions |
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Website | www.dialight.com |
Footnotes / references [1][2] |
History

Dialight Low Wattage LED Module shown here mounted on a Railroad Crossing Signal. These LED Modules are commonly used on Traffic Signals and Railroad Crossing Signals across the US.
The business was founded in 1938[3] and became part of the Dutch company Philips in 1963.[4] In 1990, through a management buyout, it became part of Roxboro Group, which was first listed on the London Stock Exchange in 1993.[4] In 2005, it was renamed Dialight.[4]
Operations
The company has three divisions:[4]
- Signals and Illumination (traffic and rail signals as well as obstruction lights)
- Solid state lights (low-energy lighting technology)
- Optoelectronics
References
- "Company's Annual Report 2019" (PDF). Retrieved 10 July 2020.
- "Companies House Company Report". Retrieved 10 July 2020.
- Walter. "Is Dialight's market valuation shining too bright?". Walbrockresearch.com. Archived from the original on 11 March 2017. Retrieved 10 March 2017.
- Share Crazy
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