You'll find Samantha Beiko's speculative writing in The Imaginarium Series. She contributed to Imaginarium 5: The Best Canadian Speculative Writing and Imaginarium 2013.
Sandra Kasturi writes speculative fiction and horror, with works like the Evolve series, War on Christmas, and The Animal Bridegroom. She also contributed to the anthology Killing It Softly: A Digital Horror Fiction Anthology of Short Stories.