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Smart Unified Network Construction Services

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Doing business as SUN CS

UEIUEI: the 12-character ID the government gives every company registered for federal work. It replaced the DUNS number in April 2022. Glossary CJELQLPPCJC8· CAGECAGE code: a 5-character code that identifies one company location for federal work. A company with several sites can have several. Glossary 12A55· TOLUCA LAKE, CA· Registration not active until Sep 1, 2026· www.sun-cs.com (opens in a new tab)

Overview

Registered industries (NAICS)

Registered in 12 industries; primary 236220

  • 236210 Industrial Building Construction
  • 236220 Commercial and Institutional Building Construction
  • 237130 Power and Communication Line and Related Structures Construction
  • 238220 Plumbing, Heating, and Air-Conditioning Contractors
  • 238910 Site Preparation Contractors
  • 334310 Audio and Video Equipment Manufacturing
  • 335999 All Other Miscellaneous Electrical Equipment and Component Manufacturing
  • 541330 Engineering Services
  • 541611 Administrative Management and General Management Consulting Services
  • 541620 Environmental Consulting Services
  • 541690 Other Scientific and Technical Consulting Services
  • 561210 Facilities Support Services

No prime contract or subcontract to this company appears in the federal contract records from FY2001 on.

About

From the company's SBA profile, updated Sep 2025

SUN CS Inc. provides general contracting, commercial tenant improvement, and construction management services using different delivery methods. We specialize in occupied and non occupied, high security federal projects with expertise in QC oversight, EM 385-1-1/OSHA 30 safety, MEP coordination, and FAR compliant closeout.