KHL Group Log In We have recently updated our website and if this your first time logging in this year you will need to set a new password. Please click here to begin. Using e-mail Log In We have recently updated our website and if this your first time logging in this year you will need to set a new password. Please click here to begin. Using e-mail By Mike Brezonick08 April 2021 Kirk Roller ClearFlame Engine Technologies, a startup dedicated to the development of clean engine technology for the commercial truck, off-highway and industrial markets, announced that Kirk Roller has joined the company as vice president of Business Development. Roller will guide the company’s growth in key market sectors and solidify industry partnerships while also supporting its regulatory strategy.