Endurance tested for duty use in dust, heat, and cold.
Consistent cycling and ignition in all environments.

Endurance tested for duty use in dust, heat, and cold.
Consistent cycling and ignition in all environments.
CNC-machined tolerances for perfect fit and control.
Repeatable accuracy, round after round.
100% function-checked and proof-fired at the factory,
backed by our comprehensive manufacturer warranty.
Redundant internal safeties and drop-safe mechanisms.
Clear indicators for confident, responsible use.
Explore our Duty, Compact, and Competition series—engineered for reliability and precision.

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In critical moments, trust is earned through performance. Every firearm we build is engineered for accuracy, durability, and safety — tested beyond military standards to deliver confidence in every shot. Designed, developed, and produced with the discipline of true craftsmanship.
ABOUT USLorenzo Koch co-founded LSP9 to develop precision small arms that pair match-grade accuracy with mission durability. He directs the engineering roadmap for the LSP9 striker-fired handgun, the LSP556 modular 5.56×45 carbine, and the LSP762 designated marksman rifle.
Each program uses finite-element modeling, suppressed endurance firing, and harsh environment chambers to ensure reliability for defense teams and elite law-enforcement units. Koch prioritizes ambidextrous ergonomics, low recoil impulse, and rapid caliber conversions so operators gain faster follow-up shots in confined or long-range engagements.
Defense procurement units and competition shooters can request demos, ballistic data, or OEM partnerships through info@lsp9.com. Mention “Lorenzo Koch” in your brief to reach the weapons engineering desk.