Onyx Power, Inc. Acquired by Power Distribution, Inc.
Santa Ana, CA., August 29, 2008 – Onyx Power, Inc. a leading designer and manufacturer of custom power
magnetics and power distribution equipment for the data center, telecommunications and alternative energy
industries, has been acquired by Richmond, VA based Power Distribution, Inc (“PDI�), a Bertram Capital portfolio
company. Financial terms were not disclosed.
“PDI is the logical company for us to join forces with� said Onyx Power principal Jeff Wiederkehr. “We are
looking forward to working with the team at PDI and are very excited about the many opportunities available to the
combined entity.�
“The addition of Onyx will strengthen our platform’s competitive positioning in the marketplace by giving us now a
third manufacturing center located in California, complementing our Michigan and Virginia facilities,� Bertram
Capital Managing Director Jeff Drazan said. “It will provide enhanced customization capabilities, deeper design
expertise, shorter lead times, enhanced logistics, and new product opportunities, making PDI the undisputed
leader in the power distribution equipment industry.�
About Bertram Capital
Located in San Mateo, CA, Bertram Capital Management is a private equity investment firm with $350 million in
capital under management. Bertram Capital is committed to providing meaningful operational and strategic
resources to facilitate rapid growth in revenue and profitability. Bertram Capital’s mission is to build value for
equity holders, employees, customers, and partners by helping already profitable companies realize their full
potential.
About Power Distribution, Inc.
Located in Richmond, VA, Power Distribution, Inc. (PDI) is the largest independent designer, manufacturer and
servicer of a full spectrum of mission-critical power distribution, power monitoring, and static switching equipment.
PDI was acquired by Bertram Capital in April 2007.
