— Industrial measurement, automation & data management
We don’t just supply products — we engineer solutions to fit your system
We back the engineers and maintenance teams who keep process plants running. Deep technical expertise, strong manufacturer relationships, and hands-on engineering support.
Trusted across aerospace, oil & gas, pharma, water treatment, and more.
— Manufacturer partners
Our line card
— About Neal Systems
Built on relationships, backed by four decades of experience
Since 1986, Neal Systems has built a reputation for reliability among engineers and procurement teams in aerospace, oil & gas, manufacturing, power, and pharmaceuticals. Our commitment to quality and support sets us apart from the competition.
40+
Years in automation & measurement
5000+
Projects completed
ISO 17025
ANAB-accredited calibration
UL 508A / UL 698A
Certified panel builder
— Service and Solutions
Keep your systems running, calibrated, and compliant
We specialize in keeping industrial and process operations running at their best. Our engineers specialize in:
- Calibration services (ISO 17025:2017 accredited)
- Panel building — UL508A & UL698A certified
- PLC and SCADA configuration
- Field maintenance & 24/7 emergency callout
- GMP documentation & regulatory compliance support
— Our catalog
Product Specialties
The instruments, controls, and networks that keep process plants running — supplied, calibrated, and supported in-house.
— What sets us apart
Why engineers choose NSI
Essential systems shouldn’t depend on companies that only supply products. They should be supported by a partner who takes responsibility for making them work.
Proximity & presence
Our dedicated team operates on-site across the Northeast United States, from Virginia to Maine.
Service after the sale
We will stand by you and your engineered solution. We are long-term partners.
Engineering from the ground up
From request to solution, our engineers are experts in designing and building the system your process needs.
Single-source accountability
A single team oversees your project from design to commissioning, ensuring smooth collaboration among vendors.
Manufacturer relationships
We work closely with 20+ OEMs to ensure your system is the right solution for your application.
Regulatory & compliance expertise
We navigate industry regulations and compliance, ensuring your systems meet safety and operational requirements.
— Industries we serve
Solutions engineered for industries where failure isn’t an option
From aerospace compliance to power-grid reliability, we bring hands-on engineering to every industry we serve.
We back 12 industries where precision is essential.
— How we work
Let us guide you to the right solution
01
Start with your application
Tell us about your system, your process, and your requirements. The more specific, the better.
02
Get the right fit
Our engineers match the right products to your application, drawing on direct manufacturer relationships and hands-on field experience.
03
Proceed with confidence
Count on ongoing support, from commissioning through 24/7 emergency callout.
— From the Knowledge Hub
Technical guides, FAQs, & case studies for engineers
TUS vs. SAT: Which Calibration Do You Need?
When it comes to calibration, understanding the differences between TUS and SAT is crucial for optimal performance. TUS, or Temperature Uniformity Survey, focuses on ensuring consistent temperature across your equipment, while SAT, or System Accuracy Test, verifies that systems are functioning correctly upon installation. This blog will explore the benefits of each calibration method, helping you determine which one best suits your needs.
Read more
What ISO 17025 Compliance Means for Your Calibration Program
Read more
What ISO 17025 Compliance Means for Your Calibration Program 2
Read more— Testimonials
Experiences shared by our clients
Our clients value our dedication and expertise. Read how we helped them achieve their goals.
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Matheson Gas
Plant Manager
“I highly recommend Neal Systems as a trusted and dependable solution provider, particularly for life safety gas detection systems. Their combination of technical expertise, operational understanding, and unwavering commitment to customer service has not only improved our plant’s safety and reliability but has also made every interaction a positive experience.”
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Johnson Matthey
Automation Engineer
“The health and safety of our employees is very important to us, and Neal Systems does a fantastic job in supplying our new and replacement ambient gas monitors. They also perform the monthly testing, PM’s, and inspections of our Gas Detection System to ensure that it is operating correctly. They are easy to deal with and are always willing to go the extra mile.”
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BWXT Technologies
Engineering Operations Specialist
“Neal Systems works tirelessly to deliver on deadlines and works with us when our plans change. They follow up and provide the needed support after the sale and that’s much appreciated!”
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Vanguard Controls
President
“NSI has been a trusted source for process and analytical instrumentation that we use to solve problems for our life sciences, power generation, and chemical process clients, and we can count on their technical and administrative support through the procurement, installation and commissioning phases of the typical project cycle.”
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L&L Special Furnace
President
“We have been working with Neal Systems for many years. Their Sales and Service Staff are friendly and knowledgeable and always provide great solutions to meet all of my requirements.”
— Ready when you are
We stand behind the systems we help you build.
If you work with us to engineer your system, we’ll guarantee its performance.
Request a quote
Get pricing and lead time for your application.