- 1939Born in Qazvin, Iran
- 1958Began teaching in Tehran schools in for the Ministry of Culture and Education
- 1965Worked as a calligrapher, editor, art expert and editor of art books in Iran's Educational Books Organization
- 1966Entered Tehran University as a student in the fine art department
- 1968No. 1 selected artist in the students' competition of visual arts
- 1968Participation in several group shows in Iran and around the world
- 1971Graduated from the fine art faculty of Tehran University, Tehran
- 1972No. 1 selected artist in Iran (Year 1972)
- 1972University professor, Faculty of fine arts, Tehran University
- 1973Prize of best painter of the year
- 1973Zekr
- 1973Solo show, Seyhoun Gallery, Tehran
- 1974National Prize of the French Government in the International Festival of Calais Sur Mer
- 1974Solo show, Iran - America Society, Tehran
- 1975Award, Selected artist of Cagnes-sur-Mer Festival
- 1975Performance of a 450-m2 paint-calligraphy for Tehran University
- 1975Solo show, Litou Gallery, Tehran
- 1975Show, Gallery Cyrus, Paris, France
- 1976Awarded a prize at Cagnes-sur-Mer International Painting Festival
- 1976Group show, Innovative Artists of Iran, Basel
- 1977Solo show, Cyrus Gallery, Paris, France
- 1978Became an official member of the faculty of fine arts at Tehran University
- 1978Worked as a design consultant and building executive for the conference hall of the theology faculty, Tehran
- 1980Performed 5 calligraphy inscriptions for a mosque in Tehran
- 1984Group show, Biennial of Bangladesh, Deka
- 1985Membership in the high council of calligraphy institute of Iran, and high council of professorship assessment
- 1985Membership in the high council of the cultural revolution in the art section and took part in the planning for graphics and arts curriculum
- 1985Design project, Relief epigraph of the entrance of the National Museum of Iran
- 1986Membership in syndicate of Iranian graphic designers
- 1987Co-founder of the society of painting artists
- 1988Design project, A 230-m2 relief pottery for the Iranian Embassy at Abu Dhabi, UAE
- 1988Membership in the High Council of Iran for Illustration
- 1990Did produce a 30-m2 epigraph for Iran's Ministry of Education
- 1991Won an honorary prize from the jury’s committee for his artistic activities
- 1991Participation in all biennials of painting, graphics, calligraphy and painting of the Islamic World at the Tehran Museum of Contemporary Arts
- 1996Membership in the committee of the trustees of calligraphy society of Iran
- 1996Membership in the scientific committee of Tehran University
- 1997Membership in the foundation of Iranian painters
- 1998Zekre Allah
- 1998Membership in the high council of Iran's graphic designers' society
- 2000Solo show, Zand Gallery, Dubai, UAE
- 2000Group show, "Inheritance", Leighton House Museum, London
- 2001Group show, Jahannama Gallery, Niavaran Palace, Tehran
- 2001Solo show, Zeeb Gallery, Vancouver, Canada
- 2001Show, Barbican Centre, London
- 2005Award, National Medal of First Grade of Culture & Art
- 2006Group travelling show, British Museum, London
- 2007Group show, "The Dance of Pen and Ink", The State Hermitage Museum, St Petersburg, Russia
- 2008Group show, "The Dance of Pen and Ink", State Museum of Onental Art, Moscow, Russia
- 2009Group travelling show, "Word into Art", Dubai, UAE
- 2013Group show, "Art of Iran", Opera Gallery , London
- 2014Ego No. 3
- 2014Group show, "The Greater Middle East Unveiled", Opera Gallery, London
- 2016Group show, "Iran Art Now", Setareh Gallery, Dusseldorf
- 2018Group show, "Free Sale", Azad Art Gallery, Tehran
- 2018Group show, "100 Works 100 Artists", Golestan Gallery, Tehran
- 2018Group show, "6th International Art for Peace Festival", Pardis Mellat, Tehran
- 2018Group show, "Summer Show", Mah Art Gallery, Tehran
- 2018Group show, "I Sohrab Sepehri", Dd Museum Gallery, Mazandaran
- 2018Group show, "In Memory of Sherveh", Sherveh Gallery, Tehran
- 2018Group show, "Painting Exhibition", Iranian Artist Forum, Tehran
- 2018Group show, "Special Sale", Artibition Gallery, Tehran
- 2019Group show, "2018 Collection Selling", Haan Gallery, Shiraz
- 2019Group show, "Collectionner", Artibition Gallery, Tehran
- 2019Group show, "The Limitless of Line and Color", Sohrab Art Gallery, Tehran
- 2019Group show, "10 - 20 - 30", Azad Art Gallery, Tehran
- 2019Group show, "Collector 3", Artibition Gallery, Tehran
- 2019Group show, "Melody of Calligraphy", Idea Gallery, Tehran
- 2019Group show, "Painting Show", Art Time Gallery, Tehran
- 2019Group show, "Summer Show ", Mah Art Gallery, Tehran
- 2020Group show, "Connoisseur's Look", Negar Gallery, Tehran
- 2020Solo show, "Calligraphy Show", Boom Gallery, Tehran
- 2020Group show, "One by One", Azad Art Gallery, Tehran
- 2021Solo show, "Studio Online - Mohammad Ehsai", Artibition Gallery, Tehran
- 2021Group show, "Rebel, Jester, Mystic, Poet: Contemporary Persians", Asia Society Museum, New York
- 2021Solo show, "Treasure Regained", Golestan Gallery, Tehran
- 2021Group show, "A Rare Collection of Iranian Modern Art", Leila Heller, Dubai
- 2021Group show, "Turning Point 3: Part One", Liam Gallery, Tehran
- 2021Group show, "Turning Point 4", Liam Gallery, Tehran
- 2021Group show, "Legendary Artist", Negah Gallery, Tehran
- 2021Group show, "The Collection of Liam Gallery", Liam Gallery, Tehran
- 2021Solo show, "Architecture of Letters and Words", Vije Gallery, Tehran
- 2022Art fair, Art Dubai, Represented by Leila Heller, Dubai
- 2022Group show, "Tenth Collector", Artibition Gallery, Tehran
- 2022Group show, "Winter Selection 2022", Shirin Gallery, Tehran
- 2022Solo show, "Mohammad Ehsai's Artworks", Emrooz Gallery, Isfahan
- 2022Group show, "Resize", Artibition Gallery, Tehran
- 2022Solo show, "A Treasure Revealed", Vessal Shirazi Art Gallery, Shiraz
- 2022Solo show, "Architecture of Letters and Words", Aknoon Gallery, Isfahan
- 2022Solo show, "The Constructions of Letters and Words", Haan Gallery, Shiraz
- 2022Group show, "11th Collector", Artibition Gallery, Tehran
- 2022Group show, "Selected 6", Negar Art Gallery, Tehran
- 2022Group show, "Lotfi x Mashahir Cross 2", Guye Art Gallery, Tehran
- 2023Group show, "Modern Collector", Artibition Gallery, Tehran
- 2023Group show, "Resize", Artibition Gallery, Tehran
- 2023Group show, "Modern Collector", Artibition Gallery, Tehran
- 2023Group show, "A Selection of Contemporary Iranian Artists", Art Center, Tehran
- 2023Group show, "Standing in Memory", Sohrab Art Gallery, Tehran
- 2024Group show, "The Artwork of Legendary Artists", Negah Gallery, Tehran
- 2024Group show, "Carpet of Eden, Gardens of Fantasy", Leila Heller Gallery, Dubai
- 2024Group show, "Golden Years", Far Gallery, Tehran
- 2024Group show, "Darrous, 34", Artibition Gallery, Tehran
- 2025Group show, "In White", Javid Art Gallery, Tehran
- 2025Group show, "L'Iran en Affiches", Galerie Nicolas Flamel, Paris
- 2025Group show, "Recovery \ Seventh Series", Nian Gallery, Tehran
- 2025Group show, "To Beyond the Heaven", B Gallery, Tehran
