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  • Dupli Envelopes & Graphics
    Dupli Envelopes & Graphics
    (610) 644-4188
    2533 Yellow Springs Rd, 19355  Malvern

    Dupli was founded in 1965. In 1980 current management purchased the company. At the time Dupli had four employees producing 25,000 envelopes per week. Today we produce 25 million envelopes per week and have expanded our services to include corporate identity and direct mail products. In 1991, we op…