YONA - Engineering Consulting & Management Ltd. specializes in highways, airports and railroads engineering.

YONA's expertise comprises the areas of design, construction, maintenance and rehabilitation of transportation facilities, and the fields of soils and paving materials associated with them.

YONA founders and directors, Dr. Mario Hoffman and Eng. Yehuda Ziss, posses a vast national and international experience gained during many years of work in Israel and other countries around the world.

Since its establishment in 1992, YONA has become one of the Israeli leading consulting firms in its fields of expertise.