D4, LLC is a national leader in providing litigation support, computer forensics and eDiscovery services to law firms and corporate law departments. D4 covers the spectrum of the Electronic Discovery Reference Model (EDRM), from identification and preservation of data through forensic and targeted onsite data collection; from data analytics and defensible search methodology through hosted review and production services. D4 assists attorneys in litigation response planning, strategies for negotiation of scope and meet-and-confer, computer forensics, expert testimony, and approaches to cost reduction in litigation support projects and in corporate law department operations.
Founded in 1997 , D4 has grown to a national presence. With nearly 130 staff, D4 offers full-service locations in Buffalo, Detroit, Grand Rapids, Lincoln, New York City, Omaha, Orlando, Phoenix, Rochester, San Francisco, San Diego and Tampa. D4 fields consultants and project managers from Los Angeles, Colorado, Rhode Island, Michigan, and Washington DC. State-of-the-art tier-3 data center operations in Rochester are complemented by electronic discovery and litigation support paper document services throughout the United States. D4 has been recognized by Inc. Magazine as one of the fastest growing private companies in the US and is a two-time INC 500/5000 honoree. In 2010 and 2011, D4 was recognized on the “Rochester Top 100” list, honoring the fastest growing companies in Western New York. Show more