Industrial Control System Integration — DCS & PLC

From distributed control systems to programmable logic controllers, Controlink Systems LLC delivers precision-engineered integration solutions that keep critical manufacturing operations running without interruption. With over 25 years building industrial Controlinks across the United States, we connect your plant's hardware, software, and communication protocols into a unified, reliable control architecture—reducing downtime and maximizing throughput.

Industrial engineer configuring a DCS and PLC control panel in a manufacturing facility

Our Industrial Control System Integration Services

Comprehensive DCS and PLC integration solutions tailored to your plant's protocols, hardware, and operational goals.

DCS Integration

Seamlessly integrate distributed control systems into your existing plant infrastructure. We configure, commission, and validate DCS architecture to ensure reliable, centralized process control across all production units.

PLC Programming & Integration

Custom PLC programming and hardware integration across all major platforms. We support Modbus, Profinet, EtherCAT, and serial protocols, connecting your PLCs to sensors, actuators, databases, and supervisory systems.

HMI Development

User-friendly HMI interfaces designed to reduce operator training time and improve plant-floor productivity. We build intuitive visualization layers that give your team real-time insight and precise control over critical processes.

SCADA System Integration

Connect field devices, PLCs, and DCS platforms into a cohesive SCADA framework. We implement real-time data acquisition, alarm management, and historical trending to give supervisors full operational visibility.

Process Monitoring & Control

Deploy continuous process monitoring solutions using NI hardware and custom software. We combine time and frequency domain analysis to detect anomalies, optimize control loops, and protect critical manufacturing assets.

Engineering Services

End-to-end engineering support covering sensor selection, signal conditioning, relational database development, multi-axis motion control, and end-of-line test systems for complex industrial environments.

Engineering team reviewing a DCS and PLC integration schematic during project planning

Our 5-Step DCS & PLC Integration Process

Step 1: Discovery & Requirements Assessment

We begin by thoroughly auditing your existing control infrastructure—documenting your current DCS, PLC hardware, communication protocols, and operational pain points. This ensures our integration plan is precisely aligned with your facility's production goals and compliance requirements.

Step 2: System Architecture & Design

Step 3: Software Development & Configuration

Step 4: Integration, Testing & Commissioning

Step 5: Handover, Training & Ongoing Support

Trusted By Industry Leaders

Success Stories

See how manufacturers across the United States have transformed their operations with our control system integration expertise.

"Our daily activities in the Machine Shop have definitely become more manageable since installing Machine Link™. Machine Link™ has helped us to improve accuracy of records along with increased machine utilization. The bottom line is to say that we have overcome some big, big obstacles in our day to day..."

Steve Lisano

"Machine Link™ is easy to use, was easy to setup, and worked the first time with no problems and I don't even know how to operate Windows. It is far superior to any other communication software I have ever tried. I love it!"

Ken Havard

"Machine Link™ has significantly improved our productivity. We are now spending seconds doing what took us about thirty minutes before, since we had to manually enter each program. Plus, Machine Link™ is so easy to use that anybody in the shop can use it with minimal training."

Greg Scheldberg

"Machine Link™ is great! It's reliable and very easy to use. We manufacture high precision molds and use Machine Link™ to download very large files. We have never had a problem with it."

Chris Wiesmann

"Machine Link™ was easy to setup and we were able to quickly back-up all of our CNC program files from 46 different machine tools. We also, within minutes, established successful communications to a machine we had never spoken with before. It works great!"

Richard Recker

"Machine Link™ really works well. We use its 'Search and Replace' capabilities virtually everyday. We can download a program from the control, make some quick changes, then send it right back."

Royce Burton

"Our daily activities in the Machine Shop have definitely become more manageable since installing Machine Link™. Machine Link™ has helped us to improve accuracy of records along with increased machine utilization. The bottom line is to say that we have overcome some big, big obstacles in our day to day..."

Steve Lisano

"Machine Link™ is easy to use, was easy to setup, and worked the first time with no problems and I don't even know how to operate Windows. It is far superior to any other communication software I have ever tried. I love it!"

Ken Havard

"Machine Link™ has significantly improved our productivity. We are now spending seconds doing what took us about thirty minutes before, since we had to manually enter each program. Plus, Machine Link™ is so easy to use that anybody in the shop can use it with minimal training."

Greg Scheldberg

"Machine Link™ is great! It's reliable and very easy to use. We manufacture high precision molds and use Machine Link™ to download very large files. We have never had a problem with it."

Chris Wiesmann

"Machine Link™ was easy to setup and we were able to quickly back-up all of our CNC program files from 46 different machine tools. We also, within minutes, established successful communications to a machine we had never spoken with before. It works great!"

Richard Recker

"Machine Link™ really works well. We use its 'Search and Replace' capabilities virtually everyday. We can download a program from the control, make some quick changes, then send it right back."

Royce Burton

"Our daily activities in the Machine Shop have definitely become more manageable since installing Machine Link™. Machine Link™ has helped us to improve accuracy of records along with increased machine utilization. The bottom line is to say that we have overcome some big, big obstacles in our day to day..."

Steve Lisano

"Machine Link™ is easy to use, was easy to setup, and worked the first time with no problems and I don't even know how to operate Windows. It is far superior to any other communication software I have ever tried. I love it!"

Ken Havard

"Machine Link™ has significantly improved our productivity. We are now spending seconds doing what took us about thirty minutes before, since we had to manually enter each program. Plus, Machine Link™ is so easy to use that anybody in the shop can use it with minimal training."

Greg Scheldberg

"Machine Link™ is great! It's reliable and very easy to use. We manufacture high precision molds and use Machine Link™ to download very large files. We have never had a problem with it."

Chris Wiesmann

"Machine Link™ was easy to setup and we were able to quickly back-up all of our CNC program files from 46 different machine tools. We also, within minutes, established successful communications to a machine we had never spoken with before. It works great!"

Richard Recker

"Machine Link™ really works well. We use its 'Search and Replace' capabilities virtually everyday. We can download a program from the control, make some quick changes, then send it right back."

Royce Burton
The Controlink Difference

Why Choose Controlink Systems LLC?

We bring over 25 years of hands-on industrial engineering experience to every DCS and PLC integration project.

Deep Protocol Expertise

We work fluently across Modbus, Profinet, EtherCAT, CAN, UDS, and serial protocols, integrating virtually any industrial control hardware found in U.S. manufacturing plants.

NI Partner Network

A proud NI Partner Network member since 2000, giving you access to certified NI hardware and software solutions for test, measurement, and process control.

User-Friendly HMI Design

Every interface we build is engineered for clarity—reducing operator training time and improving day-to-day productivity on your shop floor.

Proven Across Industries

Our solutions run continuously in critical manufacturing environments for clients including 3M, Kodak, Oak Ridge National Laboratory, and major automotive suppliers nationwide.

Meet the Controlink Team

Experienced engineers dedicated to solving your most complex control system challenges.

Controlink Systems LLC was founded in 1998 in Lawrenceburg, Indiana, with a single mission: solve real manufacturing problems through intelligent software and control system engineering. From day one, the company specialized in linking industrial systems together—what we call building 'Controlinks.' Over more than 25 years, we've grown into a comprehensive engineering services provider, routinely tackling DCS and PLC integration, shop-floor automation, vibration analysis, and end-of-line testing for manufacturers across the United States. In 2000, we joined the NI Partner Network, deepening our capability to deliver high-performance measurement and control solutions. Today, our work runs continuously in critical facilities for clients including 3M, Kodak, Oak Ridge National Laboratory, and dozens of precision manufacturers—a testament to the reliability and depth of expertise our team brings to every project.

25+ YearsEngineering industrial control solutions since 1998
NI Partner Since 2000Certified member of the NI Partner Network
Multi-Protocol SupportModbus, Profinet, EtherCAT, CAN, UDS, and more

Frequently Asked Questions

What is an industrial system integrator?

An industrial system integrator is an engineering firm that combines hardware, software, and communication technologies from multiple vendors into a single, cohesive operational system. They design, program, install, and commission control systems—such as PLCs, DCS, HMIs, and SCADA—so that disparate equipment works together seamlessly to automate and monitor industrial processes.

What is a control systems integrator?

What is the role of a system integrator?

What is the role of an integrator in a control system?

What is ICS and SCADA?

What communication protocols do you support for DCS and PLC integration?

How long does a typical DCS or PLC integration project take?

Do you provide ongoing support after the control system integration is complete?

Still Have Questions About Your Integration Project?

Talk to our engineers for a no-obligation consultation tailored to your facility's needs.

Our Service Areas

Controlink Systems LLC delivers industrial control system integration services to manufacturers and facilities across the United States.

Nationwide U.S.

Service Coverage

Mon–Fri, 9AM–5PM

Availability

25+ Years

Experience

Do We Service Your Facility?

Contact us to discuss your project location and integration requirements.

Certified & Trusted

Awards and Recognition

NI Partner Network membership certification logo

NI Partner Network Member

Certified NI partner providing validated hardware and software solutions since 2000.

Timken Company innovation recognition award badge

Timken Innovation Recognition

Featured by The Timken Company for innovative industrial software development.

25 plus years of industrial engineering expertise badge

25+ Years Industry Expertise

Over two decades of continuous industrial control and automation engineering excellence.

Ready to Integrate Your Control Systems?

Share your project details and one of our experienced engineers will reach out to discuss a solution tailored to your DCS, PLC, or SCADA requirements. We typically respond within one business day.

Contact Us Today

For immediate assistance, feel free to give us a direct call at (800) 838 3479 You can also send us a quick email at support@controlinksystems.com