Accel Partners has backed over 200 companies and has a history of leading investments in category-defining technology companies like Trapeze Networks. Accel's mission is to both identify and be the very best partner to the category-defining companies of tomorrow. With over 100 years of combined experience, the Redpoint Ventures interactive community of entrepreneurs, partners, service firms and industry experts accelerates the building of industry-leading companies like Trapeze Networks that are destined for market leadership.Oak Investment Partners Oak Investment Partners is a growth-oriented private equity firm with a total of $4.2 billion in committed capital. Over our 25-year history, Oak has achieved a strong track record as a stage-independent investor funding more than 350 companies at various points in their lifecycle. Since 1991, private equity investment firm Duff Ackerman & Goodrich (DAG) has achieved consistently superior returns for its partners by investing in private companies focused on communications services, related infrastructure, media and specialty manufacturing industries 

Trautman Wasserman & Co. serves sophisticated investors, entrepreneurs and high-growth enterprises. We create a continuous cycle of financial success for clients by offering customized investment management, private equity, investment banking and leveraged buyout services. 

An investment partner for high-growth technology firms, C.E. Unterberg, Towbin helps clients achieve their strategic and financial goals, and is an active supplier of capital through merchant and investment banking, including direct investments, private placements and public offerings.. 

Castile Ventures invests in entrepreneurs that develop market leading communications, software and IT infrastructure. With over $120 million under management, Castile invests in early-stage enterprises from company formation through product development to initial market expansion.

Nortel Networks is a recognized leader in delivering communications capabilities that enhance the human experience, ignite and power global commerce, and secure and protect the world's most critical information. Nortel delivers innovative technology solutions encompassing end-to-end broadband, Voice over IP, multimedia services and applications, and wireless broadband. 

Motorola Ventures is the global, strategic investment arm of Motorola, focusing on opportunities that complement Motorola’s total business strategy. Companies that fulfill a Motorola Ventures profile demonstrate a defensible intellectual property position, a proven business model, customer interest and a reasonable time to profit.

A leader in innovation, Juniper Networks delivers secure, dependable infrastructure for customers with strategic networking requirements. Service providers, enterprises, governments, and research and education institutions worldwide rely on Juniper products for building networks tailored to the individual needs of their users, services, and applications.

Trapeze Networks has raised $102.5 million in venture funding to date. Most recently, it raised $30 million in series D funding, which was announced in August 2006. The additional funding is being used to support geographic expansion and to substantially increase the company’s go-to-market channel programs. Additionally, the funds allow Trapeze to accelerate its Smart Mobile™ vision of next-generation wireless networks through expanded product development.