Dillengr, Inc. is an engineering and manufacturing firm that specializes in automated power control systems. We provide new equipment, retrofit services, and post-production services to keep your critical systems up and running. See our products page for more information.

With tailored solutions that fit our customers’ needs, and 24/7/365 service, we are confident in our ability to do the job once, and correctly.

Our 75,000 sqft manufacturing facility is committed to producing top-quality equipment for industries including finance, telecommunications, healthcare, government, aviation, education, and data centers.


At Dillengr, we are a team of highly qualified individuals with many years of experience in our industry.

Our approach and attitude towards design, execution, and timely delivery of results are key elements to our success.

When taking on a new project, we will evaluate and understand the critical nature of your business and provide a customized solution.

We are committed to fostering education, not only for ourselves but also for the future generation of engineers. See the link below to learn about our tuition reimbursement, scholarship opportunities, internships, technical training sessions, and more!


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"Great company for all your custom engineering needs. Brandon and his whole team are very easy to work with.They can conquer any situation you throw at them in a timely manner."

"Dillengr, Inc Principle Engineer Brandon I have known for a couple decades as we worked together at Square D / Schneider Electric.  He has always been knowledgeable, thorough, accurate with his analysis, designs.  He has done work for us over the years, that has always been well received.  I would recommend Dillengr, Inc to anyone needing engineering assistance that the company provides."

"Dillengr.Inc. has been an incredible company to work with and I have known them for several years.  The Dillengr.Inc. team has provided electrical engineering services to our company on past projects and the quality of their work has been excellent!  The project team members that worked with our team were very knowledgeable and professional and they went the extra mile in helping us meet our deadlines, I highly recommend them !"

"I have worked with Brandon and the Dillengr team for almost 10 years. They are truly focused on their customers and the quality of their products. Dillengr stands behind their reputation and their quality work. From new switchgear to PLC trouble shooting to Arc Flash analysis, you can depend on Dillengr to deliver."

"Dillengr has been an invaluable partner over the past five years, successfully executing numerous large-scale Switchgear PLC and HMI upgrades. Despite the intricate and time-sensitive nature of these projects, demanding zero downtime and adherence to customer SLAs, Dillengr consistently delivers. Their unwavering commitment to completing projects on time, within budget, and with flawless precision sets them apart. Moreover, their responsiveness during emergency callouts, even at 2 AM, underscores their dedication. Dillengr remains our trusted choice for Switchgear PMs, serving as our preferred vendor for ATS, Switchgear, and Engineering upgrade projects. Their competitive pricing, integrity, and profound expertise in critical power systems, transfer controls, and Switchgear, coupled with the pride in their work, make them an indispensable asset to our operations."

"Dillengr team has been a great resource for engineering and custom manufacturing for years for myself and team at Parrish Hare. They tackle challenges large and small with same vigor. We are happy to be able to call on Dillengr for assistance as we tackle an aggressive data center market growth.
Tom Wright
Parrish Hare Data Center Director"

"Dillengr, Inc. provides services like no other.  Weather you need emergency response for an electrical control's issue or need speciality electrical equipment design and built, Dillengr, Inc. is a good place to start.  Their staff is friendly and knowledgeable on basically any electrical problem you need help solving.  Recommend using these guys for any special electrical cabinet you need building or if you have any electrical automation and controls issues Dillengr, Inc will be able to help you out."

"We've worked with Dillengr and team for a few years now and every time we bring a project into them, their team dazzles!  Glad to have such a great group we can lean on when difficult projects come our way."

"I have worked with Dillengr for over ten years and they are dedicated to quality engineering services and products. Great team to work with."

"Top notch OEM that can build almost anything you ask for. The knowledge and competence of this company is outstanding. One of the best companies I've ever had the privilege to work with."

"We have worked with Dillengr for several years now and they are always responsive, provide great service and get our needs completely taken care of every time."

"Brandon is a top-notch engineer with great depth of experience; able to handle both small and complex integration challenges. Reliable and experienced, easy to communicate with, and self-disciplined."

"Dillengr helped out with several small product development projects for Low Voltage Switchboards/Switchgear and did excellent work. Their primary focus was on product application for customer projects and they had an excellent reputation for their work here as well."

"I have worked with Brandon on several Switchgear installations as well as troubleshooting of electrical issues over the past 4-5 years. Brandon is one of the most knowledgeable EE's I have had the opportunity to work with. He understands how to meet our needs by protecting our critical data center through his engineering of our gear, along with the leadership, expertise, and guidance he provides for our installations, upgrades, and troubleshooting efforts on our electrical systems. Through his hard work and dedication, he has helped us in achieving our goals of a reliable power plant to support our data centers."

"While working with Dillengr, I always found their employees to be very professional and knowledgeable of Electrical Engineering. We interfaced on a number of projects and came up with excellent solutions to benefit the profitability of our company. Anyone looking for Engineering support should consider Dillengr. "

"Dillengr has been sub-contracted by our company, IEM, for the design and remote servicing for our complex PLC-based switchgear transfer systems. When we hire Dillengr, we know they'll leave the site with the equipment fully functioning, and our clients satisfied."

"In addition to providing an excellent and on-time product, Brandon took it upon himself to hold a detailed training seminar for the end-user. In a time where vendors provide one-time, quick, turnaround solutions, it was refreshing to see someone stand by his design and continue to support our needs, long past the warranty period."

“Dillengr has provided great service and assisted in critical crisis modes during the turn- over of the site’s switchgear equipment. Their employees are very experienced and would be a great asset to any project.”

"Brandon Dilley helps support Verizon Communications' most critical facilities located throughout Verizon's footprint. These facilities operate on a 24x7x365 schedule and contain state-of-the-art equipment. This critical support equipment requires an extremely high technical skill-set to engineer, install, maintain, and troubleshoot various PLC programs and hardware. Brandon advises and trains Verizon personnel on new and emerging technologies, which directly relate to Verizon's line of business. The support of these facilities is demanding and requires emergency response times within one hour on a 24x7x365 basis. Brandon conducts himself in a professional manner when dealing with internal and external customers. He possesses excellent communication skills and completes various tasks safely, on time, and adapts and responds very well in very diverse circumstances. Brandon is an excellent Electrical Engineer and brings a diverse background to his customers."