With roots dating back to 1896, Rio’s parent company, MAXAM, is a leader in the explosive ordnance business, supplying civil, military and sporting markets with state of the art munitions. An international player in a modern day global market, MAXAM’s cutting edge technology has kept pace in an ever changing world, employing a workforce of 6,000 people across the globe - in a diverse variety of fields. MAXAM Outdoors, the sporting ammunition division, has manufacturing plants located in Spain, England, and Tennessee and for the last decade has collectively produced a staggering 500 Million shotshells annually.

Leveraging the strategic advantage of their in-house, vertical manufacturing environment, Rio uses components produced by parent company MAXAM, allowing a marked benefit in quality, consistency and variety translating into an economically priced, yet cutting-edge product line designed for today’s highly competitive market.


Keeping pace with customer demand with an eye toward emerging future trends, has positioned Rio as a top shelf player in the consumer and law enforcement ammunition arena. The fabrication of reloading components, directed at both the end-user reloader and the OEM markets, is just one more facet of Rio’s diversified business model that positions them favorably in an ultra-competitive marketplace.

Located in Marshall, Texas, Rio’s New 105,000 square foot North American plant assembles a wide range of hunting and target loads for the U.S. market. 12 and sub-gauge target and hunting loads, utilizing both lead as well as steel and bismuth shot are core to our Texas operations. Our advanced Law Enforcement line includes Lethal, Less Lethal, and Training/Duty cartridges. Well-informed hunters, target and tactical shooters, and law enforcement bureaus all look to Rio for their ammunition needs.