You have rightshere via a legal remedy known as " promissory estoppel" or "detrimental reliance". The issue here, your prospective employer knew, or should have known, that withdrawing their offer would create a financial loss for you. In this case, you turned down other employment offers. The elements of promissory estoppel/detrimental reliance claim are that: 1. A person/entity (the promisor) made a factual promise/representation to another (the promisee); 2. It was reasonable for the promisee to rely on the promise; 3. The promisee did something to their detriment based on the promise; 4. The promisor either knew or should have known that the promisee would do what they did. At this point you can consult with an employment law attorney in your area for further advice.