Despite the fuel cell industry’s recent growth spurt, the market still looks like a pyramid. At the top, you will find the stack and system manufacturers which offer commercial products and have a clear understanding of the costs involved and the wishes customers may have. These businesses are either driven by policy, as in Japan, or the forces of a free market, like FuelCell Energy. But of the worldwide more than 200 stack and system providers, fewer than 30 have made it this far.