Senneca Holdings

About Senneca Holdings

Welcome to Senneca Holdings, parent company to some of the most widely recognized brands in the specialty door market, with a focus on highly customized, built-to-order doors and enclosures.

Headquartered in Cincinnati, OH, with our brand facilities across North America, and in Europe – we have grown through a combination of innovation and acquisition. We offer a broad portfolio of specialty doors for commercial and industrial applications, and enclosures for mission critical environments. While embracing the entrepreneurial spirit of the innovators that created our brands, our vision is to be a worldwide specialty door leader that differentiates itself by being a single point of contact for all customer door needs.

• 75% of Senneca’s products are either #1 or #2 in the market we serve.
• Our market is broad and consists of industrial, supermarket, data centers and government agencies to name a few!

Our products and brands:
- Traffic Doors: Chase Doors, Eliason, Durulite, Rubbair Door
- Fiberglass and Fiberglass Reinforced Doors: Chem-Pruf, Fib-R-Dor, Tiger Door
- Quick Ship Custom Metal Doors and Frames: HMF Express
- Glass Panel Doors: Thermoseal
- Specialty Commercial, Industrial, Aviation and Fire Station Doors: Door Engineering
- Cooler and Freezer Doors: ColdGuard, Hercules
- Fire Doors: Saino
- Air Barriers, Vinyl Strip, PVC, Roll up Doors and Cold Storage Curtains: Econo Max, TMI
- Cleanroom and Data Center components and Enclosures: Simplex, Subzero


Manufacturing Engineering Intern

July 2019 Mankato, MN
“I liked the process planning for the manufacturing process.”
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