GDLSK: Grunfeld Desiderio Lebowitz Silverman & Klestadt LLP
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GDLSK Is Dedicated to Customs & International Trade Law
We move your business forward
With Incomparable Experience & Exceptional Results
Customs & Trade Attorneys
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Years of Customs & Trade Experience
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Grunfeld, Desiderio, Lebowitz, Silverman & Klestadt LLP (GDLSK) is the premier Customs and International Trade law firm. Exclusively focused and globally recognized, GDLSK attorneys have been at the forefront of Customs and Trade matters for more than 50 years.

Industry Leaders in Customs and Trade

At the intersection of customs and trade

GDLSK is uniquely qualified to provide both defense and guidance to our clients in the full range of matters that they might encounter in the complex world of international trade.  There is little that we have not seen in the course of representing privately and publicly held clients engaged across industries and around the world.

Dedicated Focus

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GDLSK’s attorneys have substantial experience practicing before the government agencies responsible for the administration and enforcement of our international trade and customs laws. 

Our practice in the areas of Customs Valuation, Classification, Customs Enforcement and Audits, Compliance Management, Civil and Criminal Customs Investigations, and Country of Origin determinations is industry leading. 


When it comes to trade and potentially crippling trade sanctions, there is no room for inexperience.  GDLSK’s history and experience in antidumping and countervailing duty proceedings is incomparable. 

Our team’s experience and strong working relationships with DOC, USITC, and CBP personnel benefit our clients each day. GDLSK is your dedicated resource with the depth of experience that only comes from tested practice and uncontested industry leadership.

Learn More About Partnering with GDLSK

At the Forefront of Customs and International Trade Law