Kramer's photography has appeared in catalogs and advertisements for Gap, Reebok, Hanes, Ray Ban, J Crew, Talbots, Macy's, and Cover Girl. As well as in magazines such as GQ, Glamour, Lei, Vogue, Mademoiselle, Elle, Marie Claire, and New York, and has recently been shown in New York exhibitions. Among his production credits, Kramer won a Tony Award for Best Revival of a Play and a Drama Desk Award for Outstanding Revival of a Play for producing the 1998 revival of Arthur Miller's A View From the Bridge. In 1995, he produced the film Monster Mash, 1993's Emmy nominated Choices with Laurence Fishburne and Martin Sheen and in 2010 he produced, directed, and photographed the documentary film A LONG HAUL about a fisherman in Montauk, NY, which was an official Selection at several film festivals including Edin Docs and Doc Miami. In 2011, he directed the feature-length sequel Where Have All the Mermaids Gone?, which was nominated for best feature documentary at the Madrid International Film Festival and the Austin Film Festival. Also among his director of photography and film producer credits are Willa, a film based on a short story by Stephen King, and In the Shadow of the Water Tower, a film by the experimental filmmaker Lewis Smithingham. He has also been the director of photography on several music videos, including videos for Slaine, Goldie, Dead Ellington and the Casualties. In 2019, Nathaniel will serve as producer and cinematographer with producer E.J. Meyers for the feature adaptation of the popular Stephen King story, The Ten O'Clock People, to be directed by horror legend Tom Holland.