Mark I. Bailen

Mark I. Bailen, Business Attorney in Washington, District of Columbia

Over 29 years of legal practice · focused on Business, IP, and Litigation · 3.4/5 rating from 1 verified client review

PartneratBaker And Hostetler Llp

Washington, DC

Practicing business in Washington since 1997.

29+
Years practicing
3.4 ★
1 client review
8
Bar admissions

Are you Mark I. Bailen?

This profile was built from public bar records and is still unclaimed. Claim it free to control your photo, bio, and fees — and get client inquiries sent straight to you.

Claim this profile — free

Quick answer

Mark I. Bailen is a partner based in Washington, DC. The practice focuses on Business, IP, and Litigation. Mark has over 29 years of legal experience. Currently practicing at Baker And Hostetler Llp. Rated 3.4 out of 5 from 1 client review.

Based in
Washington, DC
Experience
over 29 years
Known for
Business · IP · Litigation
  • Handles Business, IP, and Litigation matters from Washington, DC.
  • Over 29 years of practice as a licensed attorney.
  • Recognized with Peer Reviewed.

About Mark I. Bailen: Mark I. Bailen is a partner based in Washington, DC. The practice focuses on Business, IP, and Litigation. Mark has over 29 years of legal experience. Currently practicing at Baker And Hostetler Llp. Rated 3.4 out of 5 from 1 client review.

Areas of practice

Legal matters Mark takes on

Mark concentrates on business, ip, litigation, and m&a. Each area below outlines the kind of case Mark handles, typical outcomes to expect, and how the intake process starts.

Business cases in Washington, District of Columbia

Mark takes business matters in Washington, District of Columbia. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Mark agrees to represent you.

IP cases in Washington, District of Columbia

Mark takes ip matters in Washington, District of Columbia. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Mark agrees to represent you.

Litigation cases in Washington, District of Columbia

Mark takes litigation matters in Washington, District of Columbia. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Mark agrees to represent you.

M&A cases in Washington, District of Columbia

Mark takes m&a matters in Washington, District of Columbia. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Mark agrees to represent you.

Biography

Meet Mark I. Bailen — business lawyer in Washington

Mark I. Bailen is a partner based in Washington, DC. The practice focuses on Business, IP, and Litigation. Mark has over 29 years of legal experience. Currently practicing at Baker And Hostetler Llp. Rated 3.4 out of 5 from 1 client review.

Mr. Mark I. Bailen is a lawyer practicing intellectual property, commercial litigation, media and technology mergers and acquisitions. Mark received a B.A. degree from Cornell University in 1992, and has been licensed for 29 years. Mark practices at Baker & Hostetler LLP in Washington, DC.

How Mark handles business matters

Mr. Mark I. Bailen is a lawyer practicing intellectual property, commercial litigation, media and technology mergers and acquisitions. Mark received a B.A. degree from Cornell University in 1992, and has been licensed for 29 years. Mark practices at Baker & Hostetler LLP in Washington, DC.

The kind of cases Mark takes

Mark reviews new inquiries case-by-case for business, ip, and litigation matters in Washington and the surrounding District of Columbia area.

Credentials

Education, bar admissions, and languages

  • New York University School of Law

    J.D. · 1997

  • Cornell University

    B.A. · 1992

Jurisdictions

Mark's state bar admissions

  • New York

    2011 · ACTIVE

  • U.S. District Court,

    2010 · ACTIVE

  • U.S. Court of Appeal

    2005 · ACTIVE

  • U.S. District Court,

    2001 · ACTIVE

  • U.S. District Court,

    1998 · ACTIVE

  • District of Columbia

    1998 · ACTIVE

  • Maryland

    1997 · ACTIVE

  • Massachusetts

    1997 · ACTIVE

Mark studied at J.D. in New York University School of Law and B.A. in Cornell University.

Law school and academic background

Mark completed J.D. in New York University School of Law and B.A. in Cornell University. Formal legal training is one signal of substantive knowledge — the day-to-day practice Mark runs in District of Columbia is where that training gets applied to real client questions.

Recognition

Recognition and thought leadership

Mark has received 1 formal recognition from bar associations, industry bodies, and peer-review services.

  • Peer Reviewed

Legal awards and honors

Peer Reviewed.

Locations

Mark I. Bailen's office in Washington

Mark's primary office is at 1050 Connecticut Ave., N.W., Ste. 1100, Washington, DC, 20036-5304. In-person meetings are by appointment; a phone intake usually comes first.

Main office

Baker And Hostetler Llp

1050 Connecticut Ave., N.W., Ste. 1100

Washington, DC 20036-5304

Open in Google Maps

Client feedback

Client reviews of Mark I. Bailen — 3.4/5 rating from 1 verified client review

Every review below is from a verified client of Mark. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing business attorneys in Washington.

3.4

1 client review

Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Mark I. Bailen claims this profile.

Read all reviews

Hiring guide

How to hire Mark I. Bailen — what to expect in your first consultation

Working with a new business attorney should feel structured. Here's how the first two conversations with Mark usually go, from the moment you request a consult to the day representation begins.

Consultation formats and pricing

Mark charges for the initial consult. That fee is credited toward representation if you retain Mark's office.

What to bring to your first meeting

Bring any documents you already have — police reports, medical records, filed pleadings, correspondence from an insurer, a copy of the contract at issue. If you're not sure, err on the side of bringing everything; Mark will tell you what matters and what doesn't.

Questions to ask a business attorney in Washington, District of Columbia

A short list to run through before you commit: How many business matters have you handled in the last year? What's your fee structure? Who else in the office will work on this? What's your realistic estimate of timeline and range of outcomes? How do I reach you between meetings?

Fees & payment

Fees, payment methods, and consultation options for Mark

Mark discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in business practice — ask which fits.

Hourly rates, contingency fees, and flat-fee options

Every business matter is priced differently. Simple document review might be a flat fee. Injury litigation is often contingency. Complex commercial disputes usually run hourly with a retainer. Mark confirms the model in the engagement letter before any work starts.

Payment methods and payment plans

Mark's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many business practices work with clients on structured schedules.

Frequently asked

Frequently asked questions about Mark I. Bailen

  • How much does it cost to hire Mark for a business case?

    Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Mark walks through the likely range during the consult so there are no surprises.

  • Does Mark offer a free consultation?

    Mark charges for the initial consult; that fee is credited toward representation if you retain Mark's office. Some business attorneys offer free consults — check Mark's current terms during booking.

  • How long do business cases in District of Columbia typically take?

    Simple business matters can wrap in a few weeks; disputed cases can run 6–18 months from intake to resolution, longer if the matter goes to trial. Mark gives a realistic estimate for your facts at the consult — vague answers here are a red flag.

  • Can Mark take my case if I'm outside Washington?

    Mark is licensed in District of Columbia. Matters governed by District of Columbia law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Mark will tell you if the case is a fit or refer you to someone closer to your court.

  • What should I bring to my first meeting with Mark?

    Bring every document that touches the dispute: contracts, correspondence, police or medical reports, filed pleadings, invoices, photographs, insurance letters. Also bring a written timeline of what happened, in your own words. Mark will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.

  • Is Mark accepting new business clients right now?

    Mark's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.

Areas served

Business attorneys serving Washington and Belize City in District of Columbia

Mark handles business matters throughout District of Columbia. Each city below is a direct link into the search page for verified business attorneys in that community.