HOUSTON, Feb 26 (Reuters) - Venture Global LNG on Monday told US regulators it will not provide energy firms Repsol SA and Galp Energia with confidential documents unless ordered.

Repsol and Galp have asked the Federal Energy Regulatory Commission (FERC) to require the U.S LNG exporter Venture Global LNG to disclose commissioning reports for its Calcasieu Pass LNG project.

(Reporting by Curtis Williams in Houston)