Ergonomics is important in your accounting office, not only to prevent issues such as back strain and carpal tunnel, but to increase worker comfort and productivity. Here are a couple of sources we like.
Focal Upright Furniture
Famous designer, Martin Keen, needed a more ergonomic drafting table so he spent 10 years developing what became the Locus Workstation. You've got to check it out. This computer table/seat is surely the ultimate in creativity and comfort!
ErgoDirect
ErgoDirect provides laptop mounts, iPad mounts, monitor arms, split and curved keyboards, and more.