Diana G. Ettlinger, Business Attorney in Aspen, Colorado
Over 32 years of legal practice · focused on Business, Environmental, and Estate Planning
MemberatSherman & Howard L.L.C.
Aspen, CO
Practicing business in Aspen since 1994.
- 32+
- Years practicing
- 1
- Bar admission
Are you Diana G. Ettlinger?
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Quick answer
Diana G. Ettlinger is a member based in Aspen, CO. The practice focuses on Business, Environmental, and Estate Planning. Diana has over 32 years of legal experience. Currently practicing at Sherman & Howard L.L.C..
- Based in
- Aspen, CO
- Experience
- over 32 years
- Known for
- Business · Environmental · Estate Planning
- Handles Business, Environmental, and Estate Planning matters from Aspen, CO.
- Over 32 years of practice as a licensed attorney.
About Diana G. Ettlinger: Diana G. Ettlinger is a member based in Aspen, CO. The practice focuses on Business, Environmental, and Estate Planning. Diana has over 32 years of legal experience. Currently practicing at Sherman & Howard L.L.C..
Areas of practice
Legal matters Diana takes on
Diana concentrates on business, environmental, estate planning, ip, and litigation. Each area below outlines the kind of case Diana handles, typical outcomes to expect, and how the intake process starts.
Business
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Environmental
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Estate Planning
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IP
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Litigation
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Real Estate
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Tax
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Business cases in Aspen, Colorado
Diana takes business matters in Aspen, Colorado. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Diana agrees to represent you.
Environmental cases in Aspen, Colorado
Diana takes environmental matters in Aspen, Colorado. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Diana agrees to represent you.
Estate Planning cases in Aspen, Colorado
Diana takes estate planning matters in Aspen, Colorado. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Diana agrees to represent you.
IP cases in Aspen, Colorado
Diana takes ip matters in Aspen, Colorado. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Diana agrees to represent you.
Litigation cases in Aspen, Colorado
Diana takes litigation matters in Aspen, Colorado. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Diana agrees to represent you.
Biography
Meet Diana G. Ettlinger — business lawyer in Aspen
Diana G. Ettlinger is a member based in Aspen, CO. The practice focuses on Business, Environmental, and Estate Planning. Diana has over 32 years of legal experience. Currently practicing at Sherman & Howard L.L.C..
Diana G. Ettlinger is a lawyer practicing estate planning, environmental and natural resources, litigation and 4 other areas of law. Diana received a B.A. degree from University of Colorado at Denver in 1991, and has been licensed for 32 years. Diana practices at Sherman & Howard L.L.C. in Aspen, CO.
Working with Diana on a business matter
Diana G. Ettlinger is a lawyer practicing estate planning, environmental and natural resources, litigation and 4 other areas of law. Diana received a B.A. degree from University of Colorado at Denver in 1991, and has been licensed for 32 years. Diana practices at Sherman & Howard L.L.C. in Aspen, CO.
Clients Diana works with
Diana reviews new inquiries case-by-case for business, environmental, and estate planning matters in Aspen and the surrounding Colorado area.
Credentials
Education, bar admissions, and languages
University of Denver Sturm College of Law
J.D. · 1994
University of Colorado at Denver
B.A. · 1991
Jurisdictions
Diana's state bar admissions
Colorado U.S. Distri
1994 · ACTIVE
Diana studied at J.D. in University of Denver Sturm College of Law and B.A. in University of Colorado at Denver.
Law school and academic background
Diana completed J.D. in University of Denver Sturm College of Law and B.A. in University of Colorado at Denver. Formal legal training is one signal of substantive knowledge — the day-to-day practice Diana runs in Colorado is where that training gets applied to real client questions.
Affiliations
Diana's professional memberships and bar associations
Denver Bar Association Pitkin County Bar Association
membership
Locations
Diana G. Ettlinger's office in Aspen
Diana's primary office is at 201 North Mill Street, Suite 201, Aspen, CO, 81611. In-person meetings are by appointment; a phone intake usually comes first.
Sherman & Howard L.L.C.
201 North Mill Street, Suite 201
Aspen, CO 81611
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Client reviews of Diana G. Ettlinger
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Schedule your consultationHiring guide
How to hire Diana G. Ettlinger — what to expect in your first consultation
Working with a new business attorney should feel structured. Here's how the first two conversations with Diana usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Diana charges for the initial consult. That fee is credited toward representation if you retain Diana'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; Diana will tell you what matters and what doesn't.
Questions to ask a business attorney in Aspen, Colorado
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 Diana
Diana 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. Diana confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Diana'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 Diana G. Ettlinger
How much does it cost to hire Diana for a business case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Diana walks through the likely range during the consult so there are no surprises.
Does Diana offer a free consultation?
Diana charges for the initial consult; that fee is credited toward representation if you retain Diana's office. Some business attorneys offer free consults — check Diana's current terms during booking.
How long do business cases in Colorado 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. Diana gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Diana take my case if I'm outside Aspen?
Diana is licensed in Colorado. Matters governed by Colorado law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Diana 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 Diana?
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. Diana will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Diana accepting new business clients right now?
Diana'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 Aspen, Denver and Colorado Springs in Colorado
Diana handles business matters throughout Colorado. 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 Diana's intake is full or the fit isn't right, these business attorneys in Aspen handle similar matters. Every profile below is verified and open to consultations.





