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Built on Legacy.
Driven by Innovation.

Your one-stop bundled services provider of mechanical/HVAC, refrigeration, plumbing, process piping and infrastructure solutions.

About Us

SISCO provides trusted mechanical/HVAC, refrigeration, plumbing, and process piping contracting services for commercial, residential, industrial and mission critical facilities. Southern Industrial Services Company delivers reliable turnkey solutions that supports today’s evolving facility and infrastructure needs from building systems to complex mission-critical and redundant environments. We are proud to serve our customers nationwide.

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Mechanical Services:

  • HVAC Installation & Retrofitting 

  • Chillers, Boilers, & Cooling Towers 

  • Custom Ductwork Fabrication & Installation 

  • Energy Optimization & Preventative Maintenance 

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Plumbing Services:

  • Water & Sewer Systems (Domestic & Industrial) 

  • Gas Piping (Natural & Propane) 

  • Water Heaters & Tankless Installations 

  • Stormwater & Backflow Prevention 

  • Medical Gas Systems (Healthcare Facilities) 

Our Services

We offer comprehensive, mechanical/HVAC and plumbing contracting for projects of every size and complexity. Whether building new, renovating, or upgrading critical systems. We have the people, processes, and technology to get it done right. 

Refrigeration Services:

  • Installation & Replacement

  • Repair Services

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Experience You Can Trust

Delivering proven expertise.

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Turnkey Solutions

Comprehensive services, one partner, complete solutions.

Why Choose SISCO

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Mission-Critical Expertise

Specialized in telecom, data centers & critical sites.

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Trusted Partnerships

Long-standing partner to major industry leaders.

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Scalable & Reliable

Solutions that grow with your infrastructure needs.

Industries We Serve

At SISCO, we bring deep technical knowledge and proven project delivery to a broad range of industries.

Our ability to meet code, schedule, and performance requirements makes us a go-to partner for clients across: 

Your one stop bundled service provider for Mechanical/HVAC and plumbing solutions.

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