SELLMARK CORPORATION

SELLMARK CORP specializes in the design, integration, and delivery of advanced electro-optical and precision instrumentation systems for federal applications. Their core capabilities center on thermal imaging, night vision rifle scopes, and laser rangefinder-equipped optical systems, with demonstrated expertise in Generation 3 night vision technology, manual gain control systems, and bright-light cut-off sensors to protect intensifier tubes. The company manufactures and supplies ruggedized sighting systems, including clip-on night vision devices and thermion-based rifle scopes, ensuring compliance with stringent performance metrics such as resolution thresholds of 64–81 LP/mm and lightweight form factors under 2.4 pounds. Their technical proficiency spans optical alignment, infrared sensor integration, and ruggedized housing design for field-deployable military and law enforcement platforms, positioning them as a niche provider of mission-critical sighting and targeting hardware. The contractor maintains a consistent relationship with the U.S. Department of Agriculture, delivering specialized electro-optical equipment for wildlife management, border surveillance, and resource protection operations. Their work for this agency reflects a focus on dual-use optical systems adapted for environmental monitoring and security applications in remote or low-light environments. SELLMARK CORP operates primarily under NAICS 333310 for commercial and service industry machinery manufacturing, with supplementary experience in ophthalmic goods manufacturing and commercial photography—indicating a unique blend of precision optical fabrication and imaging system integration. Their market positioning is defined by small-scale, high-precision manufacturing of mission-specific sighting and surveillance hardware, serving defense-adjacent federal missions. As a 2L entity based in Mansfield, Texas, SELLMARK CORP is a small business without federal certifications. Their geographic footprint is focused on domestic government procurement channels, with a lean operational structure optimized for responsive, contract-specific production of specialized optical systems.