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Home → Law firm → California → Oakland
Attorney Portrait

Demetrius Costy Law

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Legal services in Oakland, CA

Oakland, California
Law firm
5.0 - 101 Reviews
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Contact Information

Attorney email (State Bar)

demetriuscosty@yahoo.com

About This Office

Demetrius Costy Law is a law firm in Oakland, California. Public California State Bar records list Demetrius Michael Costy at this office address. State Bar records list an active license and admission in 1999. The profile identifies U of San Francisco School of Law in San Francisco, California as the law school. The attorney’s profile identifies Criminal Law as a practice area self-reported to the State Bar.

Practice Areas Reported by Attorneys at This Office

These areas come from individual attorney profiles and may not describe every service offered by the firm.

Criminal justice attorney

Client Reviews

Popular mentions

wade Avatar
wade
9/01/2026
Excellent attorney and highly professional. Demetrius was knowledgeable, responsive, and took the time to explain my case clearly. I especially appreciated his attention to detail and guidance throughout the process. I felt that my case was handled carefully and professionally from start to finish. Highly recommend.
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Gerald Burgie Avatar
Gerald Burgie
8/27/2026
Mr. Costy is a very good Lawyer I highly recommend anyone who’s fighting a DUI case or whatever you may need help with. Mr. Costy is very professional very good at his job. Please look him up if you need help he’s a damn good Lawyer.
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Keshia Quinn Avatar
Keshia Quinn
8/27/2026
Your most definitely appreciated and thank you for helping my husband you have a blessed wonderful weekend
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Yasmin Malalang Romero Avatar
Yasmin Malalang Romero
7/22/2026
If you are looking for an attorney who genuinely cares about his clients and will fight for you as if your case were his own, I cannot recommend Demetrius highly enough. He didn’t just represent me—he changed my life. I will be forever grateful for everything he has done.
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Juan Salazar Avatar
Juan Salazar
7/17/2026
He’s very humble and carry since the very beginning, he took care of me. He got me through with a lot of information. Make me feel safe..
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California attorney registration

Record matched to the official California attorney registry

Demetrius Michael Costy

Active

Bar #202905 · Admitted 1999

Last verified November 3, 2026.

Source: California public attorney records. No affiliation or endorsement.

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