Our Staff

Stephen Berney

Chief Operating Officer

As COO, Stephen is responsible for overall company growth and general management of Titan Power’s operations including customer service, marketing, sales, project management and IT functions of the company.

Stephen began his professional career at AIG Insurance in 2007. He started full time with Titan Power as a customer service coordinator in 2008 while attending Arizona State University where he earned a Bachelor’s Degree in Marketing from the W.P. Carey School of Business. Stephen continued his business education with Dale Carnegie earning certifications in leadership for managers and relationship sales.

Stephen has been actively involved in the community, most recently served as Chairman of the Board for NPH, a nonprofit organization that serves disadvantaged children in Latin America with educational, healthcare and housing programs. He previously volunteered with the nonprofit organization, Home Base Youth Service working with the homeless youth in the Phoenix area.


Karen Lipfert

Account Executive

Karen Lipfert has been with Power Management Systems since 1988. Her responsibilities include assisting clients, overseeing various marketing programs, participation in trade associations and supporting the staff. Karen works primarily on new construction projects with electrical consulting engineers and electrical contractors. She is a dedicated team member that can be relied upon to work through tough challenges to find appropriate solutions.  Karen is an active member of CAHED (Colorado Association of Healthcare Engineers and Directors) and IECRM (Independent Electrical Contractors, Rocky Mountain Chapter).


Sean Lanser

Account Executive

As Account Executive, Sean’s responsibilities including working on projects with electrical consulting engineers and electrical contractors. He has over two years of insides sales experience with our parent company, Titan Power. His past experience and training has provided Sean with the skills and responsiveness to effectively identify solutions to meet customer requirements. Sean is involved with IECRM (Independent Electrical Contractors, Rocky Mountain Chapter).


Mark Nash

Field Service Engineer

Mark has extensive experience as a UPS field engineer and has generator maintenance skills. Mark is an authorized service provider for Toshiba, Controlled Power Company, and Staco Energy products. Mark performs preventative maintenance, equipment trouble shooting and battery replacements. In addition, Mark is trained on isolated power panel testing and service through PG LifeLink.