About Us

Larry Leahy started Xcessories Squared in 1988, and he has been in the traffic/sign support industry for nearly 50 years. Our team boasts more than 150 years of combined experience in product development, technical knowledge, and sales.

We manufacture to ASSHTO and FHWA requirements and are continually involve din product design and development in conjunction with transportation departments' needs and requests. Xcessories Squared fabricates many sign structures for states per their standards, so we can work directly with transportation departments for total documentation and specification support.

In addition, we've been involved with Task Force 13 for 25 years and with AFB Technical Committee on Roadside Safety. We have also run numerous tests in accordance with MASH-16 criteria.

When you work with Xcessories Squared, you'll see that solving problems with innovative designs is one of our most important strengths. From slip base to break-away bases, sign posts, sign bracing and all clamps, brackets, and related hardware, your total sign support product line starts here.

Sign post systems are placed into three categories as shown:

Sign Post Systems


Xcessories Squared products are proudly made, melted, and manufactured in the USA!