A tortious interference with contract claim is only proper when a defendant causes a third-party (not the plaintiff) to breach the underlying contract. Our New York City business litigation lawyers handle tortious interference with business cases for business of varying disciplines and sizes.What Is the Tort of Intentional Interference with Contractual Relations? Tortious Interference with Contractual Relationships, 34 ARK. The next element to prove is that the defendant used their knowledge with the intent to interfere with or disrupt the contract. The motion to dismiss the claim for tortious interference with contractual relations is granted. III. Carvel is a case about tortious interference with prospective economic relations, not interference with contract. County Sunrise, a breakfast and lunch spinoff of County Smoak, announced on Monday it would be closing this Sunday. A blast of snow, ice, wind and plunging temperatures stirred up dangerous travel conditions in parts of the central U.S. on Sunday. A Louisiana man has died after contracting bird flu.