The mark consists of an outline of a diagonally segmented shield, wherein the uppermost arch and descending left-hand segment of the mark is depicted in the color red, with two sharp tapered end projections diagonally extending toward the lower left-hand portion of the mark. The lowermost obtuse-angled point and ascending right-hand segment of the mark is depicted in the color blue, with two sharp tapered end projections diagonally extending toward the upper right-hand portion of the mark. The stylized acronym "NISA" is superimposed over the shield, wherein capital letters "N", "S", and "A" are depicted in the color blue, and the capital letter "I" is depicted in the color red. The abbreviated phrase "EST . 2017" is superimposed over the shield and centered above the "NISA" acronym, wherein the capital letters, punctuation, and numbers - signifying "Established 2017" - are rendered in a reduced stylized font and depicted in the color gray. Three five-pointed stars, rendered in the color gray, are superimposed over the bottom portion of the shield and centered below the "NISA" acronym, wherein two smaller stars are located slightly above and mutually flank a single larger star.