The court held that a plaintiff asserting a tortious interference claim involving an atwill contract must plead an independently wrongful act. Contact a California Business Interference and Unfair Competition Lawyer.Both California contract law and tort law allow for legal action when a third party wrongfully interferes with a contract or ongoing business relationship. If another company intentionally interferes with your business relationships or contracts, you may have a claim for tortious interference. A party with an economic interest in a contractual relationship could interfere without risk of facing either tort or contract liability. Proving to a court that a third party intentionally interfered in a business relationship or contract is complicated. Tortious interference with business relations involves a third party using false claims against a business in order to drive business away.