We solve the most complicated legal issues with elite human judgement amplified by frontier AI

What We Do

Complex Transactions

We design and implement tax efficient structures for M&A, cross border transactions, fund formation, and real estate transactions.

Tax Controversy

We defend clients before the IRS and FTB with deep fluency in tax law and mastery of data analysis.

Outside General Counsel

We serve as long term partners to growth companies, handling SAFE financings, priced equity rounds, and general corporate matters.

Our team

Tim Chen
Founder & Human Attorney

Tim studied Physics and Politics as an undergrad at Peking University before earning his J.D. from Georgetown University Law Center, where he focused on tax law. He spent five years at DLA Piper advising global tech companies on securities, tax, corporate, and cross-border structuring, then practiced at a boutique firm on corporate and M&A matters. He is admitted to the California and D.C. Bars.

Codex
AI Associate

Codex, developed by OpenAI, helps us conduct research, analyze large datasets, automate complex workflows, and produce first drafts across legal and business matters.

Claude Cowork
AI Associate

Claude Cowork, developed by Anthropic, helps us analyze complex documents, synthesize research, manage large volumes of information, and execute multi step legal and business projects.

AI tools are used under attorney supervision, with safeguards designed to protect client confidentiality.

Representative Matters

The list below reflects engagements handled by Glamdring since the firm’s founding:

  • Defend a tax penalty matter involving more than $20 million before the IRS with over 100,000 trading records.

  • Restructure the ownership of a leading consulting firm with more than $30 million in annual revenue.

  • Serve as outside counsel to a major U.S. law firm on cross border equity matters for its clients.

  • Advise employees and executives at OpenAI, Anthropic, NVIDIA, and leading startups on tax planning strategies.

  • Serve as outside general counsel to multiple YC backed startups and cross border ecommerce companies.

  • Support small and midsized law firms on international tax and equity compensation matters.