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David L Wallis, Environmental Attorney in Phoenix, Arizona

Over 38 years of legal practice · focused on Environmental and General · 4.6/5 rating from 1 verified client review

ShareholderatGallagher And Kennedy P A

Phoenix, AZ

Practicing environmental in Phoenix since 1988.

38+
Years practicing
4.6 ★
1 client review
4
Bar admissions

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Quick answer

David L Wallis is a shareholder based in Phoenix, AZ. The practice focuses on Environmental and General. David has over 38 years of legal experience. Currently practicing at Gallagher And Kennedy P A. Rated 4.6 out of 5 from 1 client review.

Based in
Phoenix, AZ
Experience
over 38 years
Known for
Environmental · General
  • Handles Environmental and General matters from Phoenix, AZ.
  • Over 38 years of practice as a licensed attorney.
  • Recognized with AV Preeminent.

About David L Wallis: David L Wallis is a shareholder based in Phoenix, AZ. The practice focuses on Environmental and General. David has over 38 years of legal experience. Currently practicing at Gallagher And Kennedy P A. Rated 4.6 out of 5 from 1 client review.

Areas of practice

Practice areas handled by David L Wallis

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

Environmental cases in Phoenix, Arizona

David takes environmental matters in Phoenix, Arizona. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before David agrees to represent you.

General cases in Phoenix, Arizona

David takes general matters in Phoenix, Arizona. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before David agrees to represent you.

Biography

About David L Wallis — Over 38 years of Arizona environmental experience

David L Wallis is a shareholder based in Phoenix, AZ. The practice focuses on Environmental and General. David has over 38 years of legal experience. Currently practicing at Gallagher And Kennedy P A. Rated 4.6 out of 5 from 1 client review.

Mr. David L Wallis is a lawyer practicing environmental compliance, environmental and natural resource law, natural resources and 1 other area of law. David received a B.A. degree from Brigham Young University in 1985, and has been licensed for 38 years. David practices at Gallagher & Kennedy, P.A. in Phoenix, AZ.

David's approach to environmental cases

Mr. David L Wallis is a lawyer practicing environmental compliance, environmental and natural resource law, natural resources and 1 other area of law. David received a B.A. degree from Brigham Young University in 1985, and has been licensed for 38 years. David practices at Gallagher & Kennedy, P.A. in Phoenix, AZ.

The kind of cases David takes

David reviews new inquiries case-by-case for environmental and general matters in Phoenix and the surrounding Arizona area.

Credentials

David L Wallis's legal education and bar admissions

  • Brigham Young University

    J.D. · 1998

  • Brigham Young University

    B.A. · 1985

Jurisdictions

David's state bar admissions

  • Utah

    2001 · ACTIVE

  • U.S. District Court,

    2001 · ACTIVE

  • U.S. District Court,

    1988 · ACTIVE

  • Arizona

    1988 · ACTIVE

David studied at J.D. in Brigham Young University and B.A. in Brigham Young University.

Law school and academic background

David completed J.D. in Brigham Young University and B.A. in Brigham Young University. Formal legal training is one signal of substantive knowledge — the day-to-day practice David runs in Arizona is where that training gets applied to real client questions.

Recognition

Awards, publications, and recognition of David L Wallis

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

  • AV Preeminent

Legal awards and honors

AV Preeminent.

Locations

David L Wallis's office in Phoenix

David's primary office is at 2575 East Camelback Road, Suite 1100, Phoenix, AZ, 85016. In-person meetings are by appointment; a phone intake usually comes first.

Main office

Gallagher And Kennedy P A

2575 East Camelback Road, Suite 1100

Phoenix, AZ 85016

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Client feedback

Client reviews of David L Wallis — 4.6/5 rating from 1 verified client review

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

4.6

1 client review

Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once David L Wallis claims this profile.

Read all reviews

Hiring guide

How to hire David L Wallis — what to expect in your first consultation

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

Consultation formats and pricing

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

Questions to ask a environmental attorney in Phoenix, Arizona

A short list to run through before you commit: How many environmental 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 David

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

Hourly rates, contingency fees, and flat-fee options

Every environmental 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. David confirms the model in the engagement letter before any work starts.

Payment methods and payment plans

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

Frequently asked

Frequently asked questions about David L Wallis

  • How much does it cost to hire David for a environmental case?

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

  • Does David offer a free consultation?

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

  • How long do environmental cases in Arizona typically take?

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

  • Can David take my case if I'm outside Phoenix?

    David is licensed in Arizona. Matters governed by Arizona law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — David 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 David?

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

  • Is David accepting new environmental clients right now?

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

Areas served

Environmental attorneys serving Phoenix, Tucson and Scottsdale in Arizona

David handles environmental matters throughout Arizona. Each city below is a direct link into the search page for verified environmental attorneys in that community.

More counsel

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