Mark Donald Senff

Mark Donald Senff, Estate Planning Attorney in Columbus, Ohio

Over 55 years of legal practice · focused on Estate Planning, General, and Government · 5.0/5 rating from 1 verified client review

PartneratBaker & Hostetler LLP

Columbus, OH

Practicing estate planning in Columbus since 1971.

55+
Years practicing
5.0 ★
1 client review
1
Bar admission

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Quick answer

Mark Donald Senff is a partner based in Columbus, OH. The practice focuses on Estate Planning, General, and Government. Mark has over 55 years of legal experience. Currently practicing at Baker & Hostetler LLP. Rated 5.0 out of 5 from 1 client review.

Based in
Columbus, OH
Experience
over 55 years
Known for
Estate Planning · General · Government
  • Handles Estate Planning, General, and Government matters from Columbus, OH.
  • Over 55 years of practice as a licensed attorney.
  • Recognized with AV Preeminent.

About Mark Donald Senff: Mark Donald Senff is a partner based in Columbus, OH. The practice focuses on Estate Planning, General, and Government. Mark has over 55 years of legal experience. Currently practicing at Baker & Hostetler LLP. Rated 5.0 out of 5 from 1 client review.

Areas of practice

Mark's practice areas in Columbus

Mark concentrates on estate planning, general, government, health care, and trusts. Each area below outlines the kind of case Mark handles, typical outcomes to expect, and how the intake process starts.

Estate Planning cases in Columbus, Ohio

Mark takes estate planning matters in Columbus, Ohio. 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.

General cases in Columbus, Ohio

Mark takes general matters in Columbus, Ohio. 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.

Government cases in Columbus, Ohio

Mark takes government matters in Columbus, Ohio. 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.

Health Care cases in Columbus, Ohio

Mark takes health care matters in Columbus, Ohio. 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.

Trusts cases in Columbus, Ohio

Mark takes trusts matters in Columbus, Ohio. 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

Mark Donald Senff, estate planning attorney serving Columbus

Mark Donald Senff is a partner based in Columbus, OH. The practice focuses on Estate Planning, General, and Government. Mark has over 55 years of legal experience. Currently practicing at Baker & Hostetler LLP. Rated 5.0 out of 5 from 1 client review. Mark works from Columbus, Ohio and takes on estate planning matters across the region.

Mark Donald Senff is a lawyer practicing government policy, regulatory proceedings, trusts and estates and 5 other areas of law. Mark received a B.S. degree from The Ohio State University College of Pharmacy in 1968, and has been licensed for 55 years. Mark practices at Baker & Hostetler LLP in Columbus, OH.

How Mark handles estate planning matters

Mark Donald Senff is a lawyer practicing government policy, regulatory proceedings, trusts and estates and 5 other areas of law. Mark received a B.S. degree from The Ohio State University College of Pharmacy in 1968, and has been licensed for 55 years. Mark practices at Baker & Hostetler LLP in Columbus, OH.

The kind of cases Mark takes

Mark reviews new inquiries case-by-case for estate planning, general, and government matters in Columbus and the surrounding Ohio area.

Credentials

Credentials — where Mark studied and practices

  • The Ohio State University Michael E. Moritz College of Law

    J.D. · 1971

  • The Ohio State University College of Pharmacy

    B.S. · 1968

Jurisdictions

Mark's state bar admissions

  • Ohio

    1971 · ACTIVE

Mark studied at J.D. in The Ohio State University Michael E. Moritz College of Law and B.S. in The Ohio State University College of Pharmacy.

Law school and academic background

Mark completed J.D. in The Ohio State University Michael E. Moritz College of Law and B.S. in The Ohio State University College of Pharmacy. Formal legal training is one signal of substantive knowledge — the day-to-day practice Mark runs in Ohio is where that training gets applied to real client questions.

Recognition

Mark's legal honors and published work

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

  • AV Preeminent

Legal awards and honors

AV Preeminent.

Locations

Mark Donald Senff's office in Columbus

Mark's primary office is at Capitol Sq., 200 Civic Center Dr., Columbus, OH, 43215. In-person meetings are by appointment; a phone intake usually comes first.

Main office

Baker & Hostetler LLP

Capitol Sq., 200 Civic Center Dr.

Columbus, OH 43215

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Client feedback

Client reviews of Mark Donald Senff — 5.0/5 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 estate planning attorneys in Columbus.

5.0

1 client review

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

Read all reviews

Hiring guide

How to hire Mark Donald Senff — what to expect in your first consultation

Working with a new estate planning 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 estate planning attorney in Columbus, Ohio

A short list to run through before you commit: How many estate planning 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 estate planning practice — ask which fits.

Hourly rates, contingency fees, and flat-fee options

Every estate planning 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 estate planning practices work with clients on structured schedules.

Frequently asked

Frequently asked questions about Mark Donald Senff

  • How much does it cost to hire Mark for a estate planning 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 estate planning attorneys offer free consults — check Mark's current terms during booking.

  • How long do estate planning cases in Ohio typically take?

    Simple estate planning 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 Columbus?

    Mark is licensed in Ohio. Matters governed by Ohio 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 estate planning 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

Estate Planning attorneys serving Columbus, Cleveland and Cincinnati in Ohio

Mark handles estate planning matters throughout Ohio. Each city below is a direct link into the search page for verified estate planning attorneys in that community.

More counsel

If Mark's intake is full or the fit isn't right, these estate planning attorneys in Columbus handle similar matters. Every profile below is verified and open to consultations.