Yui Hirohashi, Business Attorney in New York
Over 12 years of legal practice · focused on Business and M&A
AttorneyatSimpson Thacher & Bartlett LLP
New, NY
Practicing business in New York since 2014.
- 12+
- Years practicing
- 1
- Bar admission
Are you Yui Hirohashi?
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.
Quick answer
Yui Hirohashi is an attorney based in New York, NY. The practice focuses on Business and M&A. Yui has over 12 years of legal experience. Currently practicing at Simpson Thacher & Bartlett LLP.
- Based in
- New York, NY
- Experience
- over 12 years
- Known for
- Business · M&A
- Handles Business and M&A matters from New York, NY.
- Over 12 years of practice as a licensed attorney.
About Yui Hirohashi: Yui Hirohashi is an attorney based in New York, NY. The practice focuses on Business and M&A. Yui has over 12 years of legal experience. Currently practicing at Simpson Thacher & Bartlett LLP.
Areas of practice
Legal matters Yui takes on
Yui concentrates on business and m&a. Each area below outlines the kind of case Yui handles, typical outcomes to expect, and how the intake process starts.
Business cases in New York
Yui takes business matters in New York. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Yui agrees to represent you.
M&A cases in New York
Yui takes m&a matters in New York. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Yui agrees to represent you.
Biography
Meet Yui Hirohashi — business lawyer in New York
Yui Hirohashi is an attorney based in New York, NY. The practice focuses on Business and M&A. Yui has over 12 years of legal experience. Currently practicing at Simpson Thacher & Bartlett LLP.
Yui Hirohashi is a lawyer practicing corporate, mergers & acquisitions. Yui received a A.B. degree from Harvard Law School in 2006, and has been licensed for 12 years. Yui practices at Simpson Thacher & Bartlett LLP in New York, NY.
Working with Yui on a business matter
Yui Hirohashi is a lawyer practicing corporate, mergers & acquisitions. Yui received a A.B. degree from Harvard Law School in 2006, and has been licensed for 12 years. Yui practices at Simpson Thacher & Bartlett LLP in New York, NY.
Who Yui represents
Yui reviews new inquiries case-by-case for business and m&a matters across New York.
Credentials
Education, bar admissions, and languages
Harvard Law School
J.D. Magna · 2013
Harvard Law School
A.B. Magna · 2006
Jurisdictions
Yui's state bar admissions
New York
2014 · ACTIVE
Yui studied at J.D. Magna in Harvard Law School and A.B. Magna in Harvard Law School.
Law school and academic background
Yui completed J.D. Magna in Harvard Law School and A.B. Magna in Harvard Law School. Formal legal training is one signal of substantive knowledge — the day-to-day practice Yui runs in New York is where that training gets applied to real client questions.
Locations
Yui Hirohashi's office in New York
Yui's primary office is at 425 Lexington Ave., New York, NY, 10017-3954. In-person meetings are by appointment; a phone intake usually comes first.
Simpson Thacher & Bartlett LLP
425 Lexington Ave.
New York, NY 10017-3954
Open in Google MapsClient feedback
Client reviews of Yui Hirohashi
Yui has not yet collected verified client reviews on LawyersListed. Reviews here are all from confirmed clients; anonymous ratings are moderated out.
No reviews yet
Only verified clients who have consulted with Yui Hirohashi can leave a review.
Schedule your consultationHiring guide
How to hire Yui Hirohashi — what to expect in your first consultation
Working with a new business attorney should feel structured. Here's how the first two conversations with Yui usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Yui charges for the initial consult. That fee is credited toward representation if you retain Yui'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; Yui will tell you what matters and what doesn't.
Questions to ask a business attorney in New York
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 Yui
Yui 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. Yui confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Yui'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 Yui Hirohashi
How much does it cost to hire Yui for a business case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Yui walks through the likely range during the consult so there are no surprises.
Does Yui offer a free consultation?
Yui charges for the initial consult; that fee is credited toward representation if you retain Yui's office. Some business attorneys offer free consults — check Yui's current terms during booking.
How long do business cases in New York 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. Yui gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Yui take my case if I'm outside New York?
Yui is licensed in New York. Matters governed by New York law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Yui 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 Yui?
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. Yui will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Yui accepting new business clients right now?
Yui'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 Albany and Brooklyn in New York
Yui handles business matters throughout New York. Each city below is a direct link into the search page for verified business attorneys in that community.
More counsel
Other top-rated business attorneys in New York
If Yui's intake is full or the fit isn't right, these business attorneys in New York handle similar matters. Every profile below is verified and open to consultations.





