Aeroparis.com
Enjoy a tethered balloon ride in Paris. The website is in French only.
http://www.aeroparis.com/

French Adventures
A helicopter adventure in skies above Paris.
http://www.frenchadventures.com/

Heli France
A full service helicopter company that offers aerial tours of Paris.
http://www.helifrance.fr/

Heli Paris
Operates tourist flights.
http://www.heliparis.com/

Lodging-France.com
Lists local companies offering coach, boat and helicopter trips.
http://lodging-france.com/paris-info/parijs-practsightseeing.htm

Mont-Blanc Helicopteres
Specializes in passenger transport services and sightseeing tours of Paris.
http://www.montblanc-helicopteres.fr/anglais/index.html

Paris Helecoptere
Local helicopter transport company.
http://www.paris-helicoptere.com/