Lighting Services Inc is the leading manufacturer of track, accent and display lighting systems. Independent since 1958, LSI has been supplying the architectural design community with specification grade lighting products for all types of applications.

• See also:
• Masterformat 2004
• 26 50 00 - LIGHTING
• 26 51 00 - Interior Lighting
• 26 52 00 - Emergency Lighting
• 26 55 00 - Special Purpose Lighting
• 26 55 23 - Outline Lighting
• 26 55 29 - Underwater Lighting
• 26 55 53 - Security Lighting
• 26 55 59 - Display Lighting
• 26 55 61 - Theatrical Lighting
• 26 55 63 - Detention Lighting
• 26 55 70 - Healthcare Lighting
• Masterformat 1995
• 16500 - Lighting
• 16510 - Interior Luminaires
• 16530 - Emergency Lighting
• 16550 - Special-Purpose Lighting
• 16580 - Lighting Accessories