
William A Kastin, Business Attorney in Phoenix, Arizona
Over 28 years of legal practice · focused on Business, Construction, and Creditor Rights · 5.0/5 rating from 17 verified client reviews
PartneratSnell Wilmer L L P
Phoenix, AZ
Practicing business in Phoenix since 1998.
- 28+
- Years practicing
- 5.0 ★
- 17 client reviews
- 6
- Bar admissions
Are you William A Kastin?
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Quick answer
William A Kastin is a partner based in Phoenix, AZ. The practice focuses on Business, Construction, and Creditor Rights. William has over 28 years of legal experience. Currently practicing at Snell Wilmer L L P. Rated 5.0 out of 5 from 17 client reviews.
- Based in
- Phoenix, AZ
- Experience
- over 28 years
- Known for
- Business · Construction · Creditor Rights
- Handles Business, Construction, and Creditor Rights matters from Phoenix, AZ.
- Over 28 years of practice as a licensed attorney.
- Recognized with AV Preeminent.
About William A Kastin: William A Kastin is a partner based in Phoenix, AZ. The practice focuses on Business, Construction, and Creditor Rights. William has over 28 years of legal experience. Currently practicing at Snell Wilmer L L P. Rated 5.0 out of 5 from 17 client reviews.
Areas of practice
Practice areas handled by William A Kastin
William concentrates on business, construction, creditor rights, general, and international. Each area below outlines the kind of case William handles, typical outcomes to expect, and how the intake process starts.
Business
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Construction
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Creditor Rights
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General
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International
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M&A
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Real Estate
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Tax
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Business cases in Phoenix, Arizona
William takes business matters in Phoenix, Arizona. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before William agrees to represent you.
Construction cases in Phoenix, Arizona
William takes construction matters in Phoenix, Arizona. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before William agrees to represent you.
Creditor Rights cases in Phoenix, Arizona
William takes creditor rights matters in Phoenix, Arizona. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before William agrees to represent you.
General cases in Phoenix, Arizona
William takes general matters in Phoenix, Arizona. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before William agrees to represent you.
International cases in Phoenix, Arizona
William takes international matters in Phoenix, Arizona. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before William agrees to represent you.
Biography
About William A Kastin — Over 28 years of Arizona business experience
William A Kastin is a partner based in Phoenix, AZ. The practice focuses on Business, Construction, and Creditor Rights. William has over 28 years of legal experience. Currently practicing at Snell Wilmer L L P. Rated 5.0 out of 5 from 17 client reviews.
William A Kastin is a lawyer practicing commercial agreements, corporate and securities, emerging business and 10 other areas of law. William received a B.B.A. degree from George Washington University, and has been licensed for 28 years. William practices at Snell & Wilmer L.L.P. in Phoenix, AZ.
William's approach to business cases
William A Kastin is a lawyer practicing commercial agreements, corporate and securities, emerging business and 10 other areas of law. William received a B.B.A. degree from George Washington University, and has been licensed for 28 years. William practices at Snell & Wilmer L.L.P. in Phoenix, AZ.
The kind of cases William takes
William reviews new inquiries case-by-case for business, construction, and creditor rights matters in Phoenix and the surrounding Arizona area.
Credentials
William A Kastin's legal education and bar admissions
Hofstra University School of Law
J.D. Notes · 1997
George Washington University B.B.A. 1994 Dean's List
—
Jurisdictions
William's state bar admissions
Arizona
2003 · ACTIVE
Supreme Court of Ari
2003 · ACTIVE
New Jersey
1998 · ACTIVE
Supreme Court of New
1998 · ACTIVE
Supreme Court of New
1998 · ACTIVE
New York
1998 · ACTIVE
William studied at J.D. Notes in Hofstra University School of Law and — in George Washington University B.B.A. 1994 Dean's List.
Law school and academic background
William completed J.D. Notes in Hofstra University School of Law and — in George Washington University B.B.A. 1994 Dean's List. Formal legal training is one signal of substantive knowledge — the day-to-day practice William runs in Arizona is where that training gets applied to real client questions.
Recognition
Awards, publications, and recognition of William A Kastin
William has received 1 formal recognition from bar associations, industry bodies, and peer-review services.
AV Preeminent
Legal awards and honors
AV Preeminent.
Affiliations
William's professional memberships and bar associations
S
membership
-Mexico Bar Association
membership
Locations
William A Kastin's office in Phoenix
William's primary office is at One East Washington Street, Suite 2700, Phoenix, AZ, 85004. In-person meetings are by appointment; a phone intake usually comes first.
Snell Wilmer L L P
One East Washington Street, Suite 2700
Phoenix, AZ 85004
Open in Google MapsClient feedback
Client reviews of William A Kastin — 5.0/5 rating from 17 verified client reviews
Every review below is from a verified client of William. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing business attorneys in Phoenix.
5.0
17 client reviews
Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once William A Kastin claims this profile.
Read all reviewsHiring guide
How to hire William A Kastin — what to expect in your first consultation
Working with a new business attorney should feel structured. Here's how the first two conversations with William usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
William charges for the initial consult. That fee is credited toward representation if you retain William'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; William will tell you what matters and what doesn't.
Questions to ask a business attorney in Phoenix, Arizona
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 William
William 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. William confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
William'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 William A Kastin
How much does it cost to hire William for a business case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. William walks through the likely range during the consult so there are no surprises.
Does William offer a free consultation?
William charges for the initial consult; that fee is credited toward representation if you retain William's office. Some business attorneys offer free consults — check William's current terms during booking.
How long do business cases in Arizona 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. William gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can William take my case if I'm outside Phoenix?
William is licensed in Arizona. Matters governed by Arizona law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — William 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 William?
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. William will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is William accepting new business clients right now?
William'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 Phoenix, Tucson and Scottsdale in Arizona
William handles business matters throughout Arizona. Each city below is a direct link into the search page for verified business attorneys in that community.
More counsel
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If William's intake is full or the fit isn't right, these business attorneys in Phoenix handle similar matters. Every profile below is verified and open to consultations.





