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Harris Daniel Sherman, Energy Attorney in Denver, Colorado

Over 59 years of legal practice · focused on Energy and Environmental · 5.0/5 rating from 1 verified client review

Retired PartneratArnold & Porter LLP

Denver, CO

Practicing energy in Denver since 1967.

59+
Years practicing
5.0 ★
1 client review
1
Bar admission

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Quick answer

Harris Daniel Sherman is a retired partner based in Denver, CO. The practice focuses on Energy and Environmental. Harris has over 59 years of legal experience. Currently practicing at Arnold & Porter LLP. Rated 5.0 out of 5 from 1 client review.

Based in
Denver, CO
Experience
over 59 years
Known for
Energy · Environmental
  • Handles Energy and Environmental matters from Denver, CO.
  • Over 59 years of practice as a licensed attorney.
  • Recognized with AV Preeminent.

About Harris Daniel Sherman: Harris Daniel Sherman is a retired partner based in Denver, CO. The practice focuses on Energy and Environmental. Harris has over 59 years of legal experience. Currently practicing at Arnold & Porter LLP. Rated 5.0 out of 5 from 1 client review.

Areas of practice

Legal matters Harris takes on

Harris concentrates on energy and environmental. Each area below outlines the kind of case Harris handles, typical outcomes to expect, and how the intake process starts.

Energy cases in Denver, Colorado

Harris takes energy matters in Denver, 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 Harris agrees to represent you.

Environmental cases in Denver, Colorado

Harris takes environmental matters in Denver, 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 Harris agrees to represent you.

Biography

Meet Harris Daniel Sherman — energy lawyer in Denver

Harris Daniel Sherman is a retired partner based in Denver, CO. The practice focuses on Energy and Environmental. Harris has over 59 years of legal experience. Currently practicing at Arnold & Porter LLP. Rated 5.0 out of 5 from 1 client review.

Harris Daniel Sherman is a lawyer practicing environmental and natural resources, energy & utilities. Harris received a B.A. degree from Colorado College in 1964, and has been licensed for 59 years. Harris practices at Arnold & Porter LLP in Denver, CO.

Working with Harris on a energy matter

Harris Daniel Sherman is a lawyer practicing environmental and natural resources, energy & utilities. Harris received a B.A. degree from Colorado College in 1964, and has been licensed for 59 years. Harris practices at Arnold & Porter LLP in Denver, CO.

Clients Harris works with

Harris reviews new inquiries case-by-case for energy and environmental matters in Denver and the surrounding Colorado area.

Credentials

Education, bar admissions, and languages

  • Columbia University Law School

    LL.B. · 1967

  • Colorado College

    B.A. · 1964

Jurisdictions

Harris's state bar admissions

  • Colorado Supreme Cou

    1967 · ACTIVE

Harris studied at LL.B. in Columbia University Law School and B.A. in Colorado College.

Law school and academic background

Harris completed LL.B. in Columbia University Law School and B.A. in Colorado College. Formal legal training is one signal of substantive knowledge — the day-to-day practice Harris runs in Colorado is where that training gets applied to real client questions.

Recognition

Recognition and thought leadership

Harris has received 1 formal recognition from bar associations, industry bodies, and peer-review services.

  • AV Preeminent

Legal awards and honors

AV Preeminent.

Locations

Harris Daniel Sherman's office in Denver

Harris's primary office is at 370 Seventeenth Street, Suite 4500, Denver, CO, 80202-1370. In-person meetings are by appointment; a phone intake usually comes first.

Main office

Arnold & Porter LLP

370 Seventeenth Street, Suite 4500

Denver, CO 80202-1370

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Client feedback

Client reviews of Harris Daniel Sherman — 5.0/5 rating from 1 verified client review

Every review below is from a verified client of Harris. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing energy attorneys in Denver.

5.0

1 client review

Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Harris Daniel Sherman claims this profile.

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Hiring guide

How to hire Harris Daniel Sherman — what to expect in your first consultation

Working with a new energy attorney should feel structured. Here's how the first two conversations with Harris usually go, from the moment you request a consult to the day representation begins.

Consultation formats and pricing

Harris charges for the initial consult. That fee is credited toward representation if you retain Harris'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; Harris will tell you what matters and what doesn't.

Questions to ask a energy attorney in Denver, Colorado

A short list to run through before you commit: How many energy 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 Harris

Harris discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in energy practice — ask which fits.

Hourly rates, contingency fees, and flat-fee options

Every energy 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. Harris confirms the model in the engagement letter before any work starts.

Payment methods and payment plans

Harris's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many energy practices work with clients on structured schedules.

Frequently asked

Frequently asked questions about Harris Daniel Sherman

  • How much does it cost to hire Harris for a energy case?

    Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Harris walks through the likely range during the consult so there are no surprises.

  • Does Harris offer a free consultation?

    Harris charges for the initial consult; that fee is credited toward representation if you retain Harris's office. Some energy attorneys offer free consults — check Harris's current terms during booking.

  • How long do energy cases in Colorado typically take?

    Simple energy 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. Harris gives a realistic estimate for your facts at the consult — vague answers here are a red flag.

  • Can Harris take my case if I'm outside Denver?

    Harris 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 — Harris 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 Harris?

    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. Harris will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.

  • Is Harris accepting new energy clients right now?

    Harris's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.

Areas served

Energy attorneys serving Denver, Colorado Springs and Boulder in Colorado

Harris handles energy matters throughout Colorado. Each city below is a direct link into the search page for verified energy attorneys in that community.

More counsel

If Harris's intake is full or the fit isn't right, these energy attorneys in Denver handle similar matters. Every profile below is verified and open to consultations.