Lithium explorer Birimian has bowed to shareholder pressure, with the exit of three directors and its company secretary.

Executive chairman James McKay, CEO Greg Walker, executive director Gillian Swaby and company secretary Mark Pitts have all tendered their resignations.

Birimian (ASX:BGS) told investors after market close on Tuesday that Mr Walker and Ms Swaby had resigned “at the request of a group of the company’s shareholders who have expressed views on the future of the company”.

Mr McKay resigned as a director and Mr Pitts quit as company secretary.

Birimian has been working to secure potential customers as well as exploring its funding options for the Goulamina lithium project.

The company has started work on a feasibility study on an operation producing 362,000 tonnes each year of 6 per cent lithium oxide spodumene concentrate.

Spodumene is the main lithium bearing mineral mined from most hard rock lithium mines around the world.