"According to the official website of Aviteq, Iranian working partner of Aviteq is FITCO;

On the website of FITCO, Aviteq is mentioned as their supplier;

FITCO is involved in purchasing equipment and materials which have direct applications in the Iranian nuclear program;

FITCO is listed by the European Union on December 1, 2011 as an entity linked to Iran’s proliferation-sensitive nuclear activities or Iran’s development of nuclear weapon delivery systems; with some exceptions, European Union member states must freeze all funds and economic resources owned, held or controlled by the listed entity, and prevent funds or economic resources from being made available to it;" (IFMAT, "Despite EU Sanctions Aviteq Continues To Work In Iran," 7/8/2019). 

Indeed we canceled months ago our business relationship to Iranian company. We forgot this entry but we now deleted it.