Immigration & Global Mobility
Strategy for individuals, families, founders, athletes, artists, and employers moving across borders.
Washington, D.C. law firm · U.S. & cross-border matters
Clear counsel for consequential moves.
Ritter Phillips Dias is being established as a Washington, D.C. law firm helping people and organizations navigate movement, disputes, growth, and regulation with disciplined strategy and practical judgment.
Legal services
Connected counsel for a world that does not fit into silos.
Legal questions rarely arrive one at a time. Our practice is organized around the moments when people, capital, property, data, and government intersect.
Civil & Commercial Litigation
Representation in business disputes and other civil matters, from early case assessment through resolution.
Employment & Workplace
Counsel for employers and professionals on workplace obligations, agreements, disputes, and agency matters.
Business, Corporate & Real Estate
Practical counsel for formation, governance, commercial agreements, transactions, leasing, and growth.
Administrative, Regulatory & Government Affairs
Counsel at the intersection of agencies, regulation, public policy, and government decision-making.
Immigration & global mobility
Your future is not a form number.
The strongest immigration strategy begins with the whole objective: where you need to be, what you need to do there, and what should remain possible next. RPD evaluates temporary and permanent pathways together so today's filing supports tomorrow's plan.
Discuss an immigration matterExtraordinary Ability
O-1A · EB-1A · evidence strategy · advisory opinions
Work & Global Talent
H-1B · L-1 · TN · E-3 · employer-sponsored pathways
Founders & Investors
E-2 · L-1 new office · EB-5 · entrepreneurial mobility
Permanent Residence
EB-1 · EB-2 NIW · EB-2/EB-3 · adjustment · consular processing
Family & Citizenship
Marriage and family petitions · fiancé visas · naturalization
Status & Complex Matters
Changes and extensions · waivers · RFEs · NOIDs · case strategy
How we work
Thoughtful where it matters. Decisive when it counts.
Good counsel should make the path clearer—not add another layer of ceremony. Our work is structured to help clients understand the decision, choose deliberately, and keep moving.
See the whole board.
We begin with the business, personal, and regulatory context—not merely the document in front of us.
Design the route.
We turn complexity into a clear set of options, tradeoffs, milestones, and decisions.
Move deliberately.
We execute with care, communicate directly, and adjust as the facts or the environment change.
Built around the client
One standard of care. Different kinds of complexity.
Life-changing moves deserve advice that is rigorous, candid, and human.
Legal work should support the commercial objective and the pace of the business.
Complex stakeholders and regulation require disciplined judgment and practical execution.
Begin a conversation
Bring us the question behind the question.
A useful first conversation identifies the objective, the immediate pressure points, and whether RPD is the right fit for the matter.
Legal notice. Ritter Phillips Dias is a planned trade name for a Washington, D.C. law firm currently in formation. The firm is accepting initial inquiries but is not yet accepting engagements. The planned firm will include nonlawyer partners. All legal services will be provided or supervised by counsel admitted in the District of Columbia. This website is attorney advertising and provides general information, not legal advice. Viewing this site or contacting the firm does not create an attorney-client relationship. Availability of representation depends on the matter and applicable jurisdictional rules.