Grammer, together with former technical director Marvyn (Fritz) Fitton and Orbit Drilling, have put together the required 5% needed to push for a vote on Sproule’s tenure.
The move comes less than 18 months after an earlier boardroom battle almost derailed the company, when a group led by spurned merger partner MHM Metals failed in an attempt to take control of the company.
After the dust settled, CEO Don Harper replaced Trever Dixon as MD, Fitton stepped down and Sproule, a veteran metallurgist, joined the board as technical director to help complete the feasibility study.
Dixon is now chairman and largest shareholder with 5.26%. The top 20 shareholders control about half of the company.
At the time the new-look board said it had the right mix to take the com...