Sierra Control Systems is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Control Systems & Regulators
• Electronic Equipment & Supplies Wholesale & Manufacturers

North American Industry Classification System (NAICS) Categories:

• Other Electronic Component Manufacturing
• Electrical Apparatus And Equipment, Wiring Supplies, And Related Equipment Merchant Wholesalers > Electrical Control Systems & Materials > Control Systems & Regulators
• Other Electronic Parts And Equipment Merchant Wholesalers

Standard Industry Classification (SIC) Categories:

• Electronic Components, Nec
• Electrical Apparatus & Equipment > Electrical Control Systems & Materials > Control Systems & Regulators
• Electronic Parts & Equipment > Electronic Equipment & Supplies