MARLBOROUGH, June 11, Proficiency, a provider of engineering supply chain collaboration solutions founded in 1998, received $27.4 million in a second round of financing led by Carmel Ventures. The new funding will support Proficiency's product development, marketing and sales initiatives. New investors in this Series C round included Genesis Partners, Lehman Brothers, Koor Corporate Venture Capital, and Polaris Venture Capital. Previous investors Charles River Ventures and Eucalyptus Ventures, an affiliate of J.P. Morgan Partners also participated.

CHELMSFORD, June 11, Start-up Amperion, Inc. raised an undisclosed amount in its first round of funding. American Electric Power, Cisco Systems and Redleaf Group participated in the round. Amperion will design, develop and sell networking hardware and software that enables the delivery of high-speed broadband data over medium-voltage powerlines.

WESTBOROUGH, June 13, Healy Hudson Corp., a provider of collaborative, multi-tier Supplier Relationship Management (SRM) solutions, secured more than $10 million in capital during a round of financing spearheaded by b-business partners. The round also included current company shareholders APAX, Pricoa and TGF.

LOWELL, June 13, Quallaby Corporation, a provider of carrier-class network monitoring and service assurance software, received $14.5 million in late stage financing. Previous investors North Bridge Venture Partners, Matrix Partners, HarbourVest Partners, Commonwealth Capital Ventures, Adams Street Partners, Partech International, and Galileo participated in the round along with new investor RSA Ventures. Since its founding in 1996, Quallaby has raised a total of $46 million.

WALTHAM, June 13, WorkplaceIQ Ltd., a provider of online solutions for corporate and commercial real estate organizations, raised $13 million dollars in a Series B financing round with investments from CB Richard Ellis, Insignia/ESG, Jones Lang LaSalle, and Trammell Crow. Cedar Fund, CLAL Limited, Genesis Partners and Israel Infinity Fund also participated.

WALTHAM, June 14, InfoLibria, Inc., a provider of Internet infrastructure solutions for service providers and enterprises deploying content delivery networks (CDNs), completed a $41 million round of funding led by Mellon Ventures. The round also included Adams Capital, Kemper Ventures, Patricof and Company, Sandler Capital Partners, Madison Dearborn, GE Capital, Telesoft Partners, Tudor Private Equity Fund, StarVest Partners and Mitsubishi.

BEDFORD, June 14, NitroMed, Inc., developer of Nitric Oxide (NO)-enhanced medicines, raised a private financing round of $31.4 million to continue late-stage clinical and regulatory development of its lead product, BiDil, a Nitric Oxide-based therapy for African American heart failure patients. The financing round was led by Rho Ventures, and included new investors, Care Capital, Morgan Stanley Venture Partners, and Quintiles, along with existing investors HealthCare Ventures, Boston University's Community Technology Fund, and Johnson & Johnson Development Corporation.