Our Company

For nearly half a century, Tennessee Tool and Engineering has been making American industry better through machining, automation, and casting.

Located in Oak Ridge, Tennessee, TTE spans 3 state of the art complexes, employs over 150 dedicated professionals, and serves an impressive array of businesses. With a focus on research and development, cutting edge technologies, and targeted on-time delivery, TTE’s model of integration and performance gives customers a powerful ally in today’s industry.

TTE consists of 3 organizations that function both as a unit, and independently of one another depending on the job at hand. These are TTE Machining & Automation, TTE Production Machining & Assembly, and TTE Casting Technologies, Incorporated.


Tennessee Tool and Engineering’s Machining & Automation division provides one-off job shop products up to medium size batch quantities. Here we fabricate, build, and automate special equipment. Our PMD group works hand-in-hand with our customers to produce automated robotic cellular manufacturing processes for single piece workflows. And our experienced, expert staff assists customers with design and engineering services. Learn more.


Our Production Machining and Assembly division is a contract manufacturing house providing machined components from a variety of materials. From raw bar, to castings, forgings, and extrusions, we work with our customers to deliver the perfect product and the perfect quality. We provide medium to large quantity machined products, as well as value added assembly if required. From “Batch and Queue” to automated “Single Piece Flow”, we work with a variety of systems to ensure the right delivery for our customers. Learn more.


TTE Casting Technologies Incorporated is a superior performer and supplier of choice in the Die Cast industry. Our 20,000 square foot facility houses a QS/ISO-9001:2008 certified team of experts dedicated to the best products and services in the industry. From automotive, to appliances, to lighting, and more, TTE Casting Technologies serves a wide range of customers. From engineering, to die casting, to finishing, we are committed to maintaining an uncompromising dedication to quality and service. Learn more.



our Mission Statement


The Tennessee Tool & Engineering mission is to identify, meet, and exceed our customer's expectations regarding quality, pricing, and delivery.

As we pass our 50th year, we are already looking ahead to what the next 50 years will bring – investing in the future, and positioning ourselves for continued success in the decades to come.

To learn more about how Tennessee Tool and Engineering can serve the needs of you and your business, contact us today, and let us work together to bring cutting edge solutions to your company.

Ready to get a quote?

Are you needing more information about how we can partner with you? Request a quote from TTE to help you with your next Machine Automation, Custom Machining, Casting, or Manufacturing related needs. Whether it’s big or small, we are ready to earn your business.