Alereon Adds Series B

Alereon Inc., an Austin, Texas-based fabless semiconductor company developing ultrawideband wireless chipsets, has called down around $18.5 million in additional Series B funding, according to a regulatory filing. The company had previously raised $21.53 million in Series B funding at a post-money valuation of approximately $80 million. Backers include Pharos Capital Partners, Austin Ventures, Centennial Capital Ventures, Duchossois Technology Ventures, PTV Sciences, eCentury Capital Partners and Genesis Campus.