Theodore K. Thompson, Business Attorney in Rancho Cucamonga, California
Over 56 years of legal practice · focused on Business, Energy, and Health Care · 4.4/5 rating from 1 verified client review
Rancho Cucamonga, CA
Practicing business in Rancho Cucamonga since 1970.
- 56+
- Years practicing
- 4.4 ★
- 1 client review
- 1
- Bar admission
Are you Theodore K. Thompson?
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
Theodore K. Thompson is an attorney based in Rancho Cucamonga, CA. The practice focuses on Business, Energy, and Health Care. Theodore has over 56 years of legal experience. Rated 4.4 out of 5 from 1 client review.
- Based in
- Rancho Cucamonga, CA
- Experience
- over 56 years
- Known for
- Business · Energy · Health Care
- Handles Business, Energy, and Health Care matters from Rancho Cucamonga, CA.
- Over 56 years of practice as a licensed attorney.
- Recognized with BV Distinguished.
About Theodore K. Thompson: Theodore K. Thompson is an attorney based in Rancho Cucamonga, CA. The practice focuses on Business, Energy, and Health Care. Theodore has over 56 years of legal experience. Rated 4.4 out of 5 from 1 client review.
Areas of practice
Legal matters Theodore takes on
Theodore concentrates on business, energy, health care, insurance, and litigation. Each area below outlines the kind of case Theodore handles, typical outcomes to expect, and how the intake process starts.
Business
View other Business attorneys
Energy
View other Energy attorneys
Health Care
View other Health Care attorneys
Insurance
View other Insurance attorneys
Litigation
View other Litigation attorneys
Personal Injury
View other Personal Injury attorneys
Probate
View other Probate attorneys
Real Estate
View other Real Estate attorneys
Business cases in Rancho Cucamonga, California
Theodore takes business matters in Rancho Cucamonga, 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 Theodore agrees to represent you.
Energy cases in Rancho Cucamonga, California
Theodore takes energy matters in Rancho Cucamonga, 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 Theodore agrees to represent you.
Health Care cases in Rancho Cucamonga, California
Theodore takes health care matters in Rancho Cucamonga, 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 Theodore agrees to represent you.
Insurance cases in Rancho Cucamonga, California
Theodore takes insurance matters in Rancho Cucamonga, 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 Theodore agrees to represent you.
Litigation cases in Rancho Cucamonga, California
Theodore takes litigation matters in Rancho Cucamonga, 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 Theodore agrees to represent you.
Biography
Meet Theodore K. Thompson — business lawyer in Rancho Cucamonga
Theodore K. Thompson is an attorney based in Rancho Cucamonga, CA. The practice focuses on Business, Energy, and Health Care. Theodore has over 56 years of legal experience. Rated 4.4 out of 5 from 1 client review.
Theodore K. Thompson is a lawyer practicing trial practice, corporate law, oil and gas law and 7 other areas of law. Theodore received a B.A. degree from Texas Lutheran College in 1967, and has been licensed for 56 years. Theodore practices in Rancho Cucamonga, CA.
How Theodore handles business matters
Theodore K. Thompson is a lawyer practicing trial practice, corporate law, oil and gas law and 7 other areas of law. Theodore received a B.A. degree from Texas Lutheran College in 1967, and has been licensed for 56 years. Theodore practices in Rancho Cucamonga, CA.
The kind of cases Theodore takes
Theodore reviews new inquiries case-by-case for business, energy, and health care matters in Rancho Cucamonga and the surrounding California area.
Credentials
Education, bar admissions, and languages
University of Montana
J.D. · 1970
Texas Lutheran College
B.A. · 1967
Jurisdictions
Theodore's state bar admissions
Montana (Inactive)
1970 · ACTIVE
Theodore studied at J.D. in University of Montana and B.A. in Texas Lutheran College.
Law school and academic background
Theodore completed J.D. in University of Montana and B.A. in Texas Lutheran College. Formal legal training is one signal of substantive knowledge — the day-to-day practice Theodore runs in California is where that training gets applied to real client questions.
Recognition
Recognition and thought leadership
Theodore has received 1 formal recognition from bar associations, industry bodies, and peer-review services.
BV Distinguished
Legal awards and honors
BV Distinguished.
Locations
Theodore K. Thompson's office in Rancho Cucamonga
Theodore's primary office is at 10350 Baseline Road, Suite 119, Rancho Cucamonga, CA, 91701-6033. In-person meetings are by appointment; a phone intake usually comes first.
Client feedback
Client reviews of Theodore K. Thompson — 4.4/5 rating from 1 verified client review
Every review below is from a verified client of Theodore. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing business attorneys in Rancho Cucamonga.
4.4
1 client review
Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Theodore K. Thompson claims this profile.
Read all reviewsHiring guide
How to hire Theodore K. Thompson — what to expect in your first consultation
Working with a new business attorney should feel structured. Here's how the first two conversations with Theodore usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Theodore charges for the initial consult. That fee is credited toward representation if you retain Theodore'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; Theodore will tell you what matters and what doesn't.
Questions to ask a business attorney in Rancho Cucamonga, California
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 Theodore
Theodore 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. Theodore confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Theodore'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 Theodore K. Thompson
How much does it cost to hire Theodore for a business case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Theodore walks through the likely range during the consult so there are no surprises.
Does Theodore offer a free consultation?
Theodore charges for the initial consult; that fee is credited toward representation if you retain Theodore's office. Some business attorneys offer free consults — check Theodore's current terms during booking.
How long do business cases in California 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. Theodore gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Theodore take my case if I'm outside Rancho Cucamonga?
Theodore 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 — Theodore 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 Theodore?
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. Theodore will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Theodore accepting new business clients right now?
Theodore'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 Rancho Cucamonga, Los Angeles and San Francisco in California
Theodore handles business matters throughout California. Each city below is a direct link into the search page for verified business attorneys in that community.
- Rancho Cucamonga469 attorneys
- Los Angeles39,975 attorneys
- San Francisco26,380 attorneys
- San Diego16,903 attorneys
- Sacramento10,561 attorneys
- Irvine6,831 attorneys
- Oakland5,709 attorneys
- San Jose5,009 attorneys
- Palo Alto4,084 attorneys
- Beverly Hills3,348 attorneys
- Newport Beach3,106 attorneys
- Pasadena2,894 attorneys
More counsel
Other top-rated business attorneys in California
If Theodore's intake is full or the fit isn't right, these business attorneys in Rancho Cucamonga handle similar matters. Every profile below is verified and open to consultations.
Douglas MacMillan Borthwick
Santa Ana, California
5.0· 118

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

Gregory Michael Garrison
San Diego, California
5.0· 38

J. Brian Campbell
Needles, California
5.0· 35