[2] Primary investors were largely garnered from expatriate Scots living in London.
[3] The systems of mining, social organisation and living conditions of the workers that Stirling introduced at Leadhills were revolutionary for their time,[2] including reducing the underground day to six hours, introducing health insurance and hiring a surgeon to directly improve the lot of the men.
In addition, he concentrated on better housing, education and the founding of the Leadhill Miners Reading Society in 1741.
[1] By 1830, the company was the largest and most successful concern working the lead mines at Leadhills.
The company began working the mines in a more systematic manner, including the establishment of a smelter locally.