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There is a difference.

About ISG

Curved Lines

The difference is experience. The quality is in the design.

Cracked Concrete Wall

You deserve a water system that works. Every time.

Day in and day out.

Repetitive equipment failures not only create operational stress, they create continuous costs to a plant. Every day, ISG works with manager and engineers who are frustrated by process instability, low system reliability and high energy costs. That's why we design systems that save M&R dollars and reduce maintenance technician time. We understand low operating costs lead to good capital returns, peace of mind and a successful plant.


We believe no two cooling systems are the same. Manage your budget better and improve your plant with a system designed for you.

Curved Lines

Fifty years of combined experience. The process that works for you.


Whether you have an immediate need or require a general overhaul, we will meet with you to understand the full picture. Call us today to book a meeting.

Design & Implementation

Careful review leads to a targeted plan with implementation from ISG. We design everything from whole systems to emergency repair situations.

Performance Guarantee

We stand by our work, and we work to ensure our systems benefit you. Once we implement a system, we continue to monitor it to ensure peak performance.


Imagine a system with no emergency events or unplanned breakdowns.

That's the ISG Promise.


"ISG exceeded expectations for both metrics, Annual Cost Savings and kWh Reduction, and the project was kept within original cost estimates."

Plant Engineer


"I was impressed with the final results and the ease of use, training and support for our control systems."

Engineering Manager


"ISG has proven to be a true business partner willing to go the extra mile to not just meet, but to surpass our expected return on investment."

Strategic Engineering Manager


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