Boston-based insurance provider Liberty Mutual Group has named Martin Schady president and chief executive of Liberty Metals and Mining LLC. He held senior executive positions at XSTRATA.

Everardo Goyanes has been named chairman of Liberty Natural Resources. He was president and CEO of Liberty Energy Holdings LLC.

Gregory Morzano and Daniel Rioux have been named president and CEO of Liberty Energy and will share the titles jointly.

Liberty Energy invests in oil and gas exploration, development and acquisitions through direct working interest and private equity investments.

Liberty Mutual provides global property insurance to energy and other industries.