Derek Barton Guemmer, Business Attorney in Westwood, Kansas
Over 37 years of legal practice · 5.0/5 rating from 1 verified client review
MemberatDerek Guemmer PA
Westwood, KS
Practicing business in Westwood since 1989.
- 37+
- Years practicing
- 5.0 ★
- 1 client review
- 4
- Bar admissions
Practices in
Are you Derek Barton Guemmer?
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
Derek Barton Guemmer is a member based in Westwood, KS. The practice focuses on Business. Derek has over 37 years of legal experience. Currently practicing at Derek Guemmer PA. Rated 5.0 out of 5 from 1 client review.
- Based in
- Westwood, KS
- Experience
- over 37 years
- Known for
- Business
- Handles Business matters from Westwood, KS.
- Over 37 years of practice as a licensed attorney.
- Recognized with Peer Reviewed.
About Derek Barton Guemmer: Derek Barton Guemmer is a member based in Westwood, KS. The practice focuses on Business. Derek has over 37 years of legal experience. Currently practicing at Derek Guemmer PA. Rated 5.0 out of 5 from 1 client review.
Areas of practice
Legal matters Derek takes on
Derek concentrates on business. Each area below outlines the kind of case Derek handles, typical outcomes to expect, and how the intake process starts.
Business cases in Westwood, Kansas
Derek takes business matters in Westwood, Kansas. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Derek agrees to represent you.
Biography
Meet Derek Barton Guemmer — business lawyer in Westwood
Derek Barton Guemmer is a member based in Westwood, KS. The practice focuses on Business. Derek has over 37 years of legal experience. Currently practicing at Derek Guemmer PA. Rated 5.0 out of 5 from 1 client review.
Derek Barton Guemmer is a lawyer practicing business law. Derek received a B.A. degree from Westminster College in 1985, and has been licensed for 37 years. Derek practices at Derek Guemmer PA in Westwood, KS.
How Derek handles business matters
Derek Barton Guemmer is a lawyer practicing business law. Derek received a B.A. degree from Westminster College in 1985, and has been licensed for 37 years. Derek practices at Derek Guemmer PA in Westwood, KS.
Who Derek represents
Derek reviews new inquiries case-by-case for business matters in Westwood and the surrounding Kansas area.
Credentials
Education, bar admissions, and languages
University of Missouri-Kansas City
J.D. · 1989
Westminster College
B.A. · 1985
Jurisdictions
Derek's state bar admissions
Colorado
2017 · ACTIVE
New York
2005 · ACTIVE
Kansas
1990 · ACTIVE
Missouri
1989 · ACTIVE
Derek studied at J.D. in University of Missouri-Kansas City and B.A. in Westminster College.
Law school and academic background
Derek completed J.D. in University of Missouri-Kansas City and B.A. in Westminster College. Formal legal training is one signal of substantive knowledge — the day-to-day practice Derek runs in Kansas is where that training gets applied to real client questions.
Recognition
Recognition and thought leadership
Derek has received 1 formal recognition from bar associations, industry bodies, and peer-review services.
Peer Reviewed
Legal awards and honors
Peer Reviewed.
Locations
Derek Barton Guemmer's office in Westwood
Derek's primary office is at 1901 W. 47th Pl., Ste. 300, Westwood, KS, 66205-1834. In-person meetings are by appointment; a phone intake usually comes first.
Client feedback
Client reviews of Derek Barton Guemmer — 5.0/5 rating from 1 verified client review
Every review below is from a verified client of Derek. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing business attorneys in Westwood.
5.0
1 client review
Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Derek Barton Guemmer claims this profile.
Read all reviewsHiring guide
How to hire Derek Barton Guemmer — what to expect in your first consultation
Working with a new business attorney should feel structured. Here's how the first two conversations with Derek usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Derek charges for the initial consult. That fee is credited toward representation if you retain Derek'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; Derek will tell you what matters and what doesn't.
Questions to ask a business attorney in Westwood, Kansas
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 Derek
Derek 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. Derek confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Derek'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 Derek Barton Guemmer
How much does it cost to hire Derek for a business case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Derek walks through the likely range during the consult so there are no surprises.
Does Derek offer a free consultation?
Derek charges for the initial consult; that fee is credited toward representation if you retain Derek's office. Some business attorneys offer free consults — check Derek's current terms during booking.
How long do business cases in Kansas 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. Derek gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Derek take my case if I'm outside Westwood?
Derek is licensed in Kansas. Matters governed by Kansas law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Derek 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 Derek?
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. Derek will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Derek accepting new business clients right now?
Derek'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 Westwood, Overland Park and Wichita in Kansas
Derek handles business matters throughout Kansas. 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 Kansas
If Derek's intake is full or the fit isn't right, these business attorneys in Westwood handle similar matters. Every profile below is verified and open to consultations.





