Costello Law Firm
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Attorneys / Seattle

Know who is
in your corner

Costello Law Firm’s attorneys bring decades of experience across white-collar defense, government investigations, criminal matters, civil litigation, professional licensing, and regulatory proceedings.

Their backgrounds span trial work, prosecution, business representation, and complex matters that cross legal forums.

Meet Kris and Wendy

Founder & Attorney

Kris Costello

Trial lawyer representing business owners, professionals, executives, and organizations in white-collar defense, government investigations, regulatory and professional licensing matters, complex litigation, and parallel proceedings.

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Attorney

Wendy Harper

Trial lawyer and former prosecutor whose practice spans criminal and white-collar defense, regulatory matters, civil litigation, employment matters, civil rights, and internal investigations.

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If you are facing a serious legal problem and want to understand whether Costello is the right fit, start with a conversation.

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