GJ

Guinness Jay Arthur Costello, Environmental Attorney in Los Angeles, California

Over 5 years of legal practice · focused on Environmental and Litigation

Los Angeles, CA

Practicing environmental in Los Angeles since 2021.

5+
Years practicing
1
Bar admission

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Quick answer

Guinness Jay Arthur Costello is an attorney based in Los Angeles, CA. The practice focuses on Environmental and Litigation. Guinness has over 5 years of legal experience.

Based in
Los Angeles, CA
Experience
over 5 years
Known for
Environmental · Litigation
  • Handles Environmental and Litigation matters from Los Angeles, CA.
  • Over 5 years of practice as a licensed attorney.

About Guinness Jay Arthur Costello: Guinness Jay Arthur Costello is an attorney based in Los Angeles, CA. The practice focuses on Environmental and Litigation. Guinness has over 5 years of legal experience.

Areas of practice

Practice areas handled by Guinness Jay Arthur Costello

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

Environmental cases in Los Angeles, California

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

Litigation cases in Los Angeles, California

Guinness takes litigation matters in Los Angeles, California. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Guinness agrees to represent you.

Biography

About Guinness Jay Arthur Costello — Over 5 years of California environmental experience

Guinness Jay Arthur Costello is an attorney based in Los Angeles, CA. The practice focuses on Environmental and Litigation. Guinness has over 5 years of legal experience.

Guinness Jay Arthur Costello is a lawyer practicing litigation, environmental law. Guinness has been licensed for 5 years. Guinness practices in Los Angeles, CA.

Guinness's approach to environmental cases

Guinness Jay Arthur Costello is a lawyer practicing litigation, environmental law. Guinness has been licensed for 5 years. Guinness practices in Los Angeles, CA.

Clients Guinness works with

Guinness reviews new inquiries case-by-case for environmental and litigation matters in Los Angeles and the surrounding California area.

Jurisdictions

Guinness's state bar admissions

  • California

    2021 · ACTIVE

Locations

Guinness Jay Arthur Costello's office in Los Angeles

Guinness's primary office is at 355 S Grand Ave Ste 2450, Los Angeles, CA, 90071-9500. In-person meetings are by appointment; a phone intake usually comes first.

Main office

355 S Grand Ave Ste 2450

Los Angeles, CA 90071-9500

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Client feedback

Client reviews of Guinness Jay Arthur Costello

Guinness has not yet collected verified client reviews on LawyersListed. Reviews here are all from confirmed clients; anonymous ratings are moderated out.

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Hiring guide

How to hire Guinness Jay Arthur Costello — what to expect in your first consultation

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

Consultation formats and pricing

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

Questions to ask a environmental attorney in Los Angeles, California

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 Guinness

Guinness 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. Guinness confirms the model in the engagement letter before any work starts.

Payment methods and payment plans

Guinness'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 Guinness Jay Arthur Costello

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

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

  • Does Guinness offer a free consultation?

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

  • How long do environmental cases in California 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. Guinness gives a realistic estimate for your facts at the consult — vague answers here are a red flag.

  • Can Guinness take my case if I'm outside Los Angeles?

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

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

  • Is Guinness accepting new environmental clients right now?

    Guinness'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 Los Angeles, San Francisco and San Diego in California

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

More counsel

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