Yes, there have been such allegations. A recent case involves Airbus who allege industrial espionage in the context of revelations that the German BND helped the NSA spy on European businesses: <a href="http:&#x2F;&#x2F;www.bbc.com&#x2F;news&#x2F;world-europe-32542140" rel="nofollow">http:&#x2F;&#x2F;www.bbc.com&#x2F;news&#x2F;world-europe-32542140</a>