L-3 Corporation
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L-3 ALST  
About Us
Leadership Team
Mason, Ohio
Santa Rosa, California
Mason, Ohio

L3 Cincinnati Electronics' home office and manufacturing facilities are located in Mason, Ohio, in a modern campus-style facility on a 40-acre site. Mason is a growing suburb of Cincinnati and is just 24 miles north of the downtown area. The 245,000 sq. ft. facility includes seven Class 10,000 Clean Rooms, a Class 1,000 Clean Room and a New Class 10 Clean Room.

L3 Cincinnati Electronics
7500 Innovation Way
Mason, OH 45040-9699
Phone: 513.573.6100 or 800.543.8220

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Additional Information for Mason, Ohio A Great Place to Live and Work
Mason, OH is a destination for families desiring attractive neighborhoods and nationally ranked schools. It is located in the southwest portion of Ohio, 22 miles northeast of Cincinnati and 30 miles south of Dayton. Mason is considered one of the most desirable communities in the Cincinnati metropolis and has earned a reputation as a progressive, innovative community.

Links of local interest

  • Mason City School District

    By partnering with parents and our community, we are committed to maximizing student learning and achievement. In a district with more than 10,000 students, we are proud of our ability to focus on the needs of each child, while remaining cost-effective and efficient.

  • City of Mason, Ohio - Official Website

    Mason is the largest city in Warren County, which is near the southwest corner of Ohio. Warren County is “Ohio’s Largest Playground” and Mason is the anchor. Come to Mason and stay for the fun! Regional attractions include the Golf Center at Kings Island, Great Wolf Lodge and Conference Center, Kings Island amusement park, and the annual Western & Southern Open. Local attractions include the Mason Community Center and Mason Historical Society’s Alverta Green Museum. Residents and visitors look forward to the annual Mason Heritage Festival, Christmas in Mason, and a wide variety of classes and events for all ages at Mason Community Center.

  • Warren County, Ohio - Official Website

    The official government website for Warren County, Ohio.

  • Cincinnati/Northern Kentucky International Airport - (CVG)

    Behind the exceptional service and outstanding facilities found at CVG is a team dedicated to making the airport among the best in the world. One can see this commitment in the safe, well-maintained facilities in the cleanliness of the terminals and in the overall beauty of the airport grounds.