In 1908, C.F. Iszard and J. Henry Warren organized the Iszard-Warren Company to design, manufacture and sell precision surveying, engineering and scientific instruments.At W-K, we help you to achieve the most reliable and dependable accuracy in the market today. W-K provides optical and electronic alignment systems, angle measuring, distance measuring, and leveling capabilities that are reliable and accurate throughout the world. We continue to manufacture quality precision instruments for aerospace, engineering, meteorological, metrological, nautical and surveying applications that meet our customer's needs.