In one embodiment, a work surface extension for an embalming table may include a sheet member, one or more spar members, at least one stiffening member, and a clamping member. The at least one stiffening member may include a table accepting opening partially formed by a table datum feature, a strut member that extends laterally from the table accepting opening in a first direction, and a sheet contacting surface the extends laterally from the table accepting opening in a second direction. The table datum feature and the processing surface of the sheet member can be aligned at an extension alignment angle that is acute. The clamping member can be rotatably engaged with the at least one stiffening member. The clamping member may include a table engagement feature that is biased to at least partially enclose the table accepting opening of the at least one stiffening member.