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We are Advanced Vision Systems Inc. (AVSI)
President Pennie Drinkard and Vice President Sheila Zattau - two sisters with a passion for Efficient Engineering™, Information Technology, and Electronic Physical Security. We design, engineer, and install systems to meet your company's needs. Another passion of ours is the revitalization of the community where we grew up, Indian Head, Maryland. We contribute by hiring local residents and hosting and participating in community events and fundraisers.
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