RISA RISA manufactures specialized equipment for aerial and underground network construction since the late 1980s, including lifting cranes, drilling equipment, and chain trenchers. The company acquired advanced slotted-arrow trencher technology in 2003, expanding its portfolio with increasingly high-performance, compact machines. RISA combines industrial equipment innovation with proven manufacturing expertise.
Specialized construction equipment combining compact design with advanced performance for network installation
Construction contractors, utility companies, and infrastructure developers
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Last verified: February 2, 2026
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