Non - ren ew able ▁resource ▁companies ▁established ▁in ▁ 1 9 5 3 ▁Category : 1 9 5 3 ▁establish ments ▁in ▁Al berta <0x0A> </s> ▁The ▁Inter orth odox ▁Centre ▁of ▁the ▁Church ▁of ▁Greece ▁( G reek : ▁ Δ ι ο ρ θ ό δ ο ξ ο ▁ Κ έ ν τ ρ ο ▁ τ η ς ▁ Ε κ κ λ η σ ί α ς ▁ τ η ς ▁ Ε λ λ ά δ ος ) ▁is ▁the ▁educational ▁organisation ▁and ▁the ▁convention ▁centre ▁of ▁the ▁Orth odox ▁Church ▁of ▁Greece . ▁It ▁is ▁located ▁in ▁the ▁Holy ▁Mon aster y ▁of ▁the ▁D orm ition ▁of ▁Virgin ▁Mary ▁in ▁Pent eli ▁and ▁it ▁is ▁about ▁ 1 5   km ▁away ▁from ▁the ▁centre ▁of ▁Ath ens . ▁ ▁History ▁ ▁In ▁ 1 9 6 9 , ▁the ▁Holy ▁Syn od ▁of ▁the ▁Church ▁of ▁Greece ▁selected ▁the ▁Holy ▁Mon aster y ▁of ▁the ▁D orm ition ▁of ▁Virgin ▁Mary , ▁in ▁Pent eli , ▁as ▁the ▁most ▁appropriate ▁place ▁to ▁host ▁the ▁Inter orth odox ▁Centre . ▁The ▁Centre ’ s ▁inaug uration ▁was ▁celebrated ▁in ▁ 1 9 7 1 ▁with ▁fest ive ▁events . ▁During ▁the ▁years ▁ 2 0 0 3 - 2 0 0 4 ▁the ▁Centre ▁was ▁fully ▁renov ated ▁and ▁further ▁expanded . ▁ ▁It ▁belongs ▁to ▁the ▁Holy ▁Syn od ▁of ▁the ▁Church ▁of ▁Greece ▁and ▁is ▁cha ired ▁by ▁the ▁Arch bishop ▁of