The firm has helped build over 150 companies and currently invests their sixth fund, having put over $1.1 billion to work for those companies. Their partners are entrepreneurs themselves and their professional staff brings support in various areas. They typically invest in large emerging markets and markets undergoing fundamental changes, looking for talented people with innovative business models that can create or transform these large markets. They specialize in investments in early-stage companies operating in the technology and life sciences sectors, with a focus on new technology fields including digital media, wireless networks, specialized energy and materials, consumer products and applications, and digital home technologies and services. They primarily invest between $3 million and $10 million in their portfolio companies and will occasionally invest as little as $300,000 in a seed stage venture.