Inspired by perspective in urban architectural spaces, Sumi Perera uses hybrid printmaking techniques to explore the interplay of geometric forms, shapes, and lines. Her work is often interactive and collaborative and open to transformation. She works by combining a range of printmaking techniques such as etching, aquatint, drypoint, monoprint, chine-colle, collagraphs, mezzotint, lithography, kiln-fired screenprint decals along with stitch and Computer Numerical Controlled methods such as laser-cutting, engraving, and sandblasting among others.