Jonathan Cavanagh, Business Attorney in Boise, Idaho
Over 17 years of legal practice · focused on Business, Estate Planning, and Tax
AssociateatThornton Byron LLP
Boise, ID
Practicing business in Boise since 2009.
- 17+
- Years practicing
- 3
- Bar admissions
Practices in
Are you Jonathan Cavanagh?
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Quick answer
Jonathan Cavanagh is an associate based in Boise, ID. The practice focuses on Business, Estate Planning, and Tax. Jonathan has over 17 years of legal experience. Currently practicing at Thornton Byron LLP.
- Based in
- Boise, ID
- Experience
- over 17 years
- Known for
- Business · Estate Planning · Tax
- Handles Business, Estate Planning, and Tax matters from Boise, ID.
- Over 17 years of practice as a licensed attorney.
About Jonathan Cavanagh: Jonathan Cavanagh is an associate based in Boise, ID. The practice focuses on Business, Estate Planning, and Tax. Jonathan has over 17 years of legal experience. Currently practicing at Thornton Byron LLP.
Areas of practice
Practice areas handled by Jonathan Cavanagh
Jonathan concentrates on business, estate planning, and tax. Each area below outlines the kind of case Jonathan handles, typical outcomes to expect, and how the intake process starts.
Business
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Estate Planning
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Tax
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Business cases in Boise, Idaho
Jonathan takes business matters in Boise, Idaho. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Jonathan agrees to represent you.
Estate Planning cases in Boise, Idaho
Jonathan takes estate planning matters in Boise, Idaho. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Jonathan agrees to represent you.
Tax cases in Boise, Idaho
Jonathan takes tax matters in Boise, Idaho. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Jonathan agrees to represent you.
Biography
About Jonathan Cavanagh — Over 17 years of Idaho business experience
Jonathan Cavanagh is an associate based in Boise, ID. The practice focuses on Business, Estate Planning, and Tax. Jonathan has over 17 years of legal experience. Currently practicing at Thornton Byron LLP.
Jonathan Cavanagh is a lawyer practicing tax, business, estate planning. Jonathan received a B.B.A. degree from University of Portland in 2003, and has been licensed for 17 years. Jonathan practices at Thornton Byron LLP in Boise, ID.
Jonathan's approach to business cases
Jonathan Cavanagh is a lawyer practicing tax, business, estate planning. Jonathan received a B.B.A. degree from University of Portland in 2003, and has been licensed for 17 years. Jonathan practices at Thornton Byron LLP in Boise, ID.
Clients Jonathan works with
Jonathan reviews new inquiries case-by-case for business, estate planning, and tax matters in Boise and the surrounding Idaho area.
Credentials
Jonathan Cavanagh's legal education and bar admissions
University of Florida College of Law
LL.M. Taxation · 2010
University of Portland
B.B.A. · 2003
Jurisdictions
Jonathan's state bar admissions
Washington
2015 · ACTIVE
Idaho
2011 · ACTIVE
Oregon
2009 · ACTIVE
Jonathan studied at LL.M. Taxation in University of Florida College of Law and B.B.A. in University of Portland.
Law school and academic background
Jonathan completed LL.M. Taxation in University of Florida College of Law and B.B.A. in University of Portland. Formal legal training is one signal of substantive knowledge — the day-to-day practice Jonathan runs in Idaho is where that training gets applied to real client questions.
Locations
Jonathan Cavanagh's office in Boise
Jonathan's primary office is at 3101 W. Main, Ste. 200, Boise, ID, 83702. In-person meetings are by appointment; a phone intake usually comes first.
Client feedback
Client reviews of Jonathan Cavanagh
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Schedule your consultationHiring guide
How to hire Jonathan Cavanagh — what to expect in your first consultation
Working with a new business attorney should feel structured. Here's how the first two conversations with Jonathan usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Jonathan charges for the initial consult. That fee is credited toward representation if you retain Jonathan'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; Jonathan will tell you what matters and what doesn't.
Questions to ask a business attorney in Boise, Idaho
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 Jonathan
Jonathan 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. Jonathan confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Jonathan'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 Jonathan Cavanagh
How much does it cost to hire Jonathan for a business case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Jonathan walks through the likely range during the consult so there are no surprises.
Does Jonathan offer a free consultation?
Jonathan charges for the initial consult; that fee is credited toward representation if you retain Jonathan's office. Some business attorneys offer free consults — check Jonathan's current terms during booking.
How long do business cases in Idaho 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. Jonathan gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Jonathan take my case if I'm outside Boise?
Jonathan is licensed in Idaho. Matters governed by Idaho law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Jonathan 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 Jonathan?
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. Jonathan will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Jonathan accepting new business clients right now?
Jonathan'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 Boise, Coeur D Alene and Idaho Falls in Idaho
Jonathan handles business matters throughout Idaho. 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 Jonathan's intake is full or the fit isn't right, these business attorneys in Boise handle similar matters. Every profile below is verified and open to consultations.





