
Stephen Isaac Gassner, ADR Attorney in Upland, California
Over 31 years of legal practice · focused on ADR, Alimony, and Business · 3.7/5 rating from 3 verified client reviews
PrincipalatLaw Office of Stephen Gassner, APC
Upland, CA
Practicing adr in Upland since 1995.
- 31+
- Years practicing
- 3.7 ★
- 3 client reviews
- 1
- Bar admission
Are you Stephen Isaac Gassner?
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
Stephen Isaac Gassner is a principal based in Upland, CA. The practice focuses on ADR, Alimony, and Business. Stephen has over 31 years of legal experience. Currently practicing at Law Office of Stephen Gassner, APC. Rated 3.7 out of 5 from 3 client reviews.
- Based in
- Upland, CA
- Experience
- over 31 years
- Known for
- ADR · Alimony · Business
- Handles ADR, Alimony, and Business matters from Upland, CA.
- Over 31 years of practice as a licensed attorney.
- Recognized with AV Preeminent.
About Stephen Isaac Gassner: Stephen Isaac Gassner is a principal based in Upland, CA. The practice focuses on ADR, Alimony, and Business. Stephen has over 31 years of legal experience. Currently practicing at Law Office of Stephen Gassner, APC. Rated 3.7 out of 5 from 3 client reviews.
Areas of practice
Stephen's practice areas in Upland
Stephen concentrates on adr, alimony, business, child custody, and child support. Each area below outlines the kind of case Stephen handles, typical outcomes to expect, and how the intake process starts.
ADR
View other ADR attorneys
Alimony
View other Alimony attorneys
Business
View other Business attorneys
Child Custody
View other Child Custody attorneys
Child Support
View other Child Support attorneys
Divorce
View other Divorce attorneys
DV Defense
View other DV Defense attorneys
Family Law
View other Family Law attorneys
General
View other General attorneys
Paternity
View other Paternity attorneys
POA
View other POA attorneys
Real Estate
View other Real Estate attorneys
Elder Law
View other Elder Law attorneys
ADR cases in Upland, California
Stephen takes adr matters in Upland, California. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Stephen agrees to represent you.
Alimony cases in Upland, California
Stephen takes alimony matters in Upland, California. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Stephen agrees to represent you.
Business cases in Upland, California
Stephen takes business matters in Upland, California. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Stephen agrees to represent you.
Child Custody cases in Upland, California
Stephen takes child custody matters in Upland, California. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Stephen agrees to represent you.
Child Support cases in Upland, California
Stephen takes child support matters in Upland, California. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Stephen agrees to represent you.
Biography
Stephen Isaac Gassner, adr attorney serving Upland
Stephen Isaac Gassner is a principal based in Upland, CA. The practice focuses on ADR, Alimony, and Business. Stephen has over 31 years of legal experience. Currently practicing at Law Office of Stephen Gassner, APC. Rated 3.7 out of 5 from 3 client reviews. Stephen works from Upland, California and takes on adr matters across the region.
Stephen Isaac Gassner is a lawyer practicing family law, paternity challenge, mediation and 11 other areas of law. Stephen received a M.I.S. degree from Claremont Graduate School in 1997, and has been licensed for 31 years. Stephen practices at Law Office of Stephen Gassner, APC in Upland, CA.
Stephen's approach to adr cases
Stephen Isaac Gassner is a lawyer practicing family law, paternity challenge, mediation and 11 other areas of law. Stephen received a M.I.S. degree from Claremont Graduate School in 1997, and has been licensed for 31 years. Stephen practices at Law Office of Stephen Gassner, APC in Upland, CA.
The kind of cases Stephen takes
Stephen reviews new inquiries case-by-case for adr, alimony, and business matters in Upland and the surrounding California area.
Credentials
Credentials — where Stephen studied and practices
University of La Verne College of Law
J.D. · 1994
Claremont Graduate School
M.I.S. National · 1997
Jurisdictions
Stephen's state bar admissions
California
1995 · ACTIVE
Stephen studied at J.D. in University of La Verne College of Law and M.I.S. National in Claremont Graduate School.
Law school and academic background
Stephen completed J.D. in University of La Verne College of Law and M.I.S. National in Claremont Graduate School. Formal legal training is one signal of substantive knowledge — the day-to-day practice Stephen runs in California is where that training gets applied to real client questions.
Recognition
Stephen's legal honors and published work
Stephen has received 1 formal recognition from bar associations, industry bodies, and peer-review services.
AV Preeminent
Legal awards and honors
AV Preeminent.
Affiliations
Stephen's professional memberships and bar associations
State Bar of California
Member Board of Directors, Section on Law Practice Management of Technology · membership
Locations
Stephen Isaac Gassner's office in Upland
Stephen's primary office is at 324 North Mountain Avenue, Upland, CA, 91786. In-person meetings are by appointment; a phone intake usually comes first.
Law Office of Stephen Gassner, APC
324 North Mountain Avenue
Upland, CA 91786
Open in Google MapsClient feedback
Client reviews of Stephen Isaac Gassner — 3.7/5 rating from 3 verified client reviews
Every review below is from a verified client of Stephen. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing adr attorneys in Upland.
3.7
3 client reviews
Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Stephen Isaac Gassner claims this profile.
Read all reviewsHiring guide
How to hire Stephen Isaac Gassner — what to expect in your first consultation
Working with a new adr attorney should feel structured. Here's how the first two conversations with Stephen usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Stephen charges for the initial consult. That fee is credited toward representation if you retain Stephen'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; Stephen will tell you what matters and what doesn't.
Questions to ask a adr attorney in Upland, California
A short list to run through before you commit: How many adr 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 Stephen
Stephen discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in adr practice — ask which fits.
Hourly rates, contingency fees, and flat-fee options
Every adr 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. Stephen confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Stephen's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many adr practices work with clients on structured schedules.
Frequently asked
Frequently asked questions about Stephen Isaac Gassner
How much does it cost to hire Stephen for a adr case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Stephen walks through the likely range during the consult so there are no surprises.
Does Stephen offer a free consultation?
Stephen charges for the initial consult; that fee is credited toward representation if you retain Stephen's office. Some adr attorneys offer free consults — check Stephen's current terms during booking.
How long do adr cases in California typically take?
Simple adr 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. Stephen gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Stephen take my case if I'm outside Upland?
Stephen is licensed in California. Matters governed by California law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Stephen 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 Stephen?
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. Stephen will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Stephen accepting new adr clients right now?
Stephen's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.
Areas served
ADR attorneys serving Upland, Los Angeles and San Francisco in California
Stephen handles adr matters throughout California. Each city below is a direct link into the search page for verified adr attorneys in that community.
More counsel
Other top-rated adr attorneys in California
If Stephen's intake is full or the fit isn't right, these adr attorneys in Upland handle similar matters. Every profile below is verified and open to consultations.
Douglas MacMillan Borthwick
Santa Ana, California
5.0· 118

David Payab, Esq.
Woodland Hills, California
5.0· 108

Jonathan P. Brian
Garden Grove, California
5.0· 74

Bobby B. Saadian, Esq.
Los Angeles, California
5.0· 52

Michael Brett Abramson
San Diego, California
5.0· 39

Gregory M. Garrison
Camarillo, California
5.0· 38