Mehdi Koohiyan (مهدی کوهیان) has been a Producer in some movies:

Face to face is about that People's destinies, like city streets, sometimes meet at crossroads and cross each other, som ...etimes they go parallel. Sometimes fate is like a dead end. In this film Mehdi Koohiyan (مهدی کوهیان) collaborates with Hanieh Tavassoli (هانیه توسلی), Shabnam Moghadami (شبنم مقدمی), Mehrshad Malakooti (مهرشاد ملکوتی), Reza Teymouri (رضا تیموری), Masoud Sekhavatdoost (مسعود سخاوت دوست), Reza Behboodi (رضا بهبودی), Mahtab Servati (مهتاب ثروتی), Shideh Mahmoud Zadeh (شیده محمودزاده), Babak Bahram Beigi (بابک بهرام بیگی), Soodabe Khosravi (سودابه خسروی), Hesam Rezaeian (حسام رضائیان), Erfan Rezaei (عرفان رضایی), Khosro Monsef Shokri (خسرو منصف شکری)

And Suddenly You Went Missing is about that Hozeh Honari's poetic documentary takes us back to 1980, to the town of Khoramshahr. Based on Martyr Behrooz Moradi's notes and report, 'And Suddenly You Went Missing' leads us through the events of the 35-days of resistance of the city, against the attacks from Iraq. Photos come to life in front of your eyes as the narrator shares his personal experiences, all accompanied by original footage and photos of a time when life took on a new meaning. Based on a true story. In this film Mehdi Koohiyan (مهدی کوهیان) collaborates with Farahnaz Sharifi (فرحناز شریفی), Mohammad Reza Jahanpanah (محمدرضا جهان‌پناه), Mehrshad Malakooti (مهرشاد ملکوتی), Mehdi Bagheri (مهدی باقری)

Paris Tehran is about that Aida, 35-year-old Iranian girl, lives in Paris and back to Tehran after a few years to receive sperm from an Iranian boy based on their previous agreement and being pregnant. At the first of her arrival to Tehran he ditch her and disappear. Aida with her friend, Berkeh, try to get a new one to do that for her but… In this film Mehdi Koohiyan (مهدی کوهیان) collaborates with Mohammadreza Najafi (محمدرضا نجفی), Ali Asadollahi (علی اسداللهی), Kaveh Oveisi (کاوه اویسی), Nader Rezaei (نادر رضایی), Arash Khazaei (آرش خزائی), Nastaran Picano (نسترن پیکانو), Azadeh Movahed Bashiri (آزاده موحد بشیری), Amir Mohammad Sharif (امیرمحمد شریف), Ebrahim Azizi (ابراهیم عزیزی), Peyman Goly (پیمان گلی), Milad Ordoobadi (میلاد اردوبادی), Sara Athari (سارا اطهری), Rahman Pooladiyan (رحمان پولادیان), Samrand Maroofi (سامرند معروفی), Ali Gharabi Tehrani (علی غرابی تهرانی), Parisa Kakooei (پریسا کاکویی)

Preuve is about that "Preuve" is the story of one day in the life of three characters who live in different parts of Tehran. They leave the house to prepare a dress for the wedding, but without knowing it, they affect each other's lives and change the course of each other's lives. In this film Mehdi Koohiyan (مهدی کوهیان) collaborates with Abbas Amiri (عباس امیری), Alireza Behzadipoor (علیرضا بهزادی پور), Ensieh Maleki (انسیه ملکی), Rouhollah Jafar beigloo (روح الله جعفر بیگلو), Saeed Barati (سعید براتی), Shiva Orduii (شیوا اردویی), Mitra Ziaee Kia (میترا ضیایی کیا), Behzad Nalbandi (بهزاد نعلبندی), Amir Jafar Kermani (امیر جعفر کرمانی)