Damien Anthony Decost

Damien Anthony Decost, Litigation Attorney in Westlake Village, California

Over 26 years of legal practice · focused on Litigation and Workers Comp

Managing PartneratTestan Law

Westlake Village, CA

Practicing litigation in Westlake Village since 2000.

26+
Years practicing
1
Bar admission

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Quick answer

Damien Anthony Decost is a managing partner based in Westlake Village, CA. The practice focuses on Litigation and Workers Comp. Damien has over 26 years of legal experience. Currently practicing at Testan Law.

Based in
Westlake Village, CA
Experience
over 26 years
Known for
Litigation · Workers Comp
  • Handles Litigation and Workers Comp matters from Westlake Village, CA.
  • Over 26 years of practice as a licensed attorney.

About Damien Anthony Decost: Damien Anthony Decost is a managing partner based in Westlake Village, CA. The practice focuses on Litigation and Workers Comp. Damien has over 26 years of legal experience. Currently practicing at Testan Law.

Areas of practice

Legal matters Damien takes on

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

Litigation cases in Westlake Village, California

Damien takes litigation matters in Westlake Village, 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 Damien agrees to represent you.

Workers Comp cases in Westlake Village, California

Damien takes workers comp matters in Westlake Village, 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 Damien agrees to represent you.

Biography

Meet Damien Anthony Decost — litigation lawyer in Westlake Village

Damien Anthony Decost is a managing partner based in Westlake Village, CA. The practice focuses on Litigation and Workers Comp. Damien has over 26 years of legal experience. Currently practicing at Testan Law.

Damien Anthony Decost is a lawyer practicing litigation, workers' compensation defense. Damien received a B.A. degree from California State University, Northridge, CA in 1989, and has been licensed for 26 years. Damien practices at Testan Law in Westlake Village, CA.

Damien's approach to litigation cases

Damien Anthony Decost is a lawyer practicing litigation, workers' compensation defense. Damien received a B.A. degree from California State University, Northridge, CA in 1989, and has been licensed for 26 years. Damien practices at Testan Law in Westlake Village, CA.

Clients Damien works with

Damien reviews new inquiries case-by-case for litigation and workers comp matters in Westlake Village and the surrounding California area.

Credentials

Education, bar admissions, and languages

  • University of the Pacific, McGeorge School of Law, Sacramento, CA

    J.D. · 1999

  • California State University, Northridge, CA

    B.A. Psychology · 1989

Jurisdictions

Damien's state bar admissions

  • California

    2000 · ACTIVE

Damien studied at J.D. in University of the Pacific, McGeorge School of Law, Sacramento, CA and B.A. Psychology in California State University, Northridge, CA.

Law school and academic background

Damien completed J.D. in University of the Pacific, McGeorge School of Law, Sacramento, CA and B.A. Psychology in California State University, Northridge, CA. Formal legal training is one signal of substantive knowledge — the day-to-day practice Damien runs in California is where that training gets applied to real client questions.

Locations

Damien Anthony Decost's office in Westlake Village

Damien's primary office is at 31330 Oak Crest Drive, Westlake Village, CA, 91361. In-person meetings are by appointment; a phone intake usually comes first.

Main office

Testan Law

31330 Oak Crest Drive

Westlake Village, CA 91361

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Client feedback

Client reviews of Damien Anthony Decost

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Hiring guide

How to hire Damien Anthony Decost — what to expect in your first consultation

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

Consultation formats and pricing

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

Questions to ask a litigation attorney in Westlake Village, California

A short list to run through before you commit: How many litigation 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 Damien

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

Hourly rates, contingency fees, and flat-fee options

Every litigation 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. Damien confirms the model in the engagement letter before any work starts.

Payment methods and payment plans

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

Frequently asked

Frequently asked questions about Damien Anthony Decost

  • How much does it cost to hire Damien for a litigation case?

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

  • Does Damien offer a free consultation?

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

  • How long do litigation cases in California typically take?

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

  • Can Damien take my case if I'm outside Westlake Village?

    Damien 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 — Damien 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 Damien?

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

  • Is Damien accepting new litigation clients right now?

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

Areas served

Litigation attorneys serving Westlake Village, Los Angeles and San Francisco in California

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

More counsel

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