In New Jesey business law, a person or business may personally guaranty the performance of a third party. If the third party defaults on its obligations, the party which gave the personal guaranty (the “guarantor”) then becomes liable for the third party’s default. Different states have different requirements for the enforcement of personal guarantees, however. On December 2, 2025, the
New Jersey Supreme Court issued an opinion in the case of Extech Building Materials, Inc. vs. E&N Construction, Inc., explaining the requirements of an enforceable personal guaranty under New Jersey contract law. The main element is that the guarantor must clearly and unambiguously express its intent to personally guarantee the third-party’s obligation.
Background
E&N Construction, Inc., a construction company, signed a two page agreement with Extech Building Materials, Inc. to purchase construction supplies. They signed a two page, six paragraph agreement. The sixth paragraph provided:
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additional items to be included. A written change order to the original signed contract was drafted, but the change order was never signed. In January 2020 the home passed final inspections, and EMC’s owner, Edward Morgan, advised Dattolo that he could not continue working on the project. Dattolo refused to pay “one additional cent,” and complained that there were numerous construction defects which would cost him thousands of dollars to remediate.
Tax”. Pursuant to the prior legislation, adopted in 2004, residential properties and certain commercial properties which sold for over $1 million in New Jersey were subject to a “Mansion Tax” which required the buyers of the real estate to pay 1 percent of the purchase price to the State of New Jersey.
other party’s customers or clients after the expiration of the contract.
government. She worked closely with the Department’s supervisors. Clients were sent by Department to the Center. The Center would assign clients to Bodner. She assessed clients to see if they had substance abuse issues and if so to recommend the appropriate level of care, and report them to the case workers. She would conference cases with Department case workers.