On Friday, 20th of April, 2007, Mesrobian High School participated in the Environmental Knowledge Contest organized by the Haigazian University Environmental Club. The contest included participants from other Lebanese Armenian Schools from the 10th, 11th, and 12th grades. The students representing Mesrobian were: Ethiene Seukunian (10th grade), Avo Karakeshishian (11th grade), and Sarine Nemshihirlian (12th grade).

The administrator of the contest, Stephan Harmandikian from the H.U. Environmental Club was also a student of Mesrobian. He is now continuing his studies in Haigazian University and performing excellently.

Mesrobian students won the first position in the contest and were honored with the appropriate souvenir and medals.

On Thursday, 26th of April, the participating Mesrobian Students handled the souvenir to the Principal of Mesrobian, Mr. Gregoire Kaloust.