Groupe Poittemill Ingénierie was created in 1994 through the alliance of POITTEMILL (founded in 1933) and FORPLEX (founded in 1911). Throughout their long life, POITTEMILL and FORPLEX have developed unique expertise. Over......Groupe Poittemill Ingénierie was created in 1994 through the alliance of POITTEMILL (founded in 1933) and FORPLEX (founded in 1911). Throughout their long life, POITTEMILL and FORPLEX have developed unique expertise. Over the past twelve years, synergies between the two companies have generated significant growth in their activities.