M.A.C Solutions (UK) Ltd M.A.C Solutions (UK) Ltd is a UK-based maintenance, automation and control systems provider and technical service and support company that specialises in helping customers select and source appropriate systems to help leverage their production machine and process data from existing plant control and automation systems, up to enterprise business level systems. With more than 10 years' experience in the industry, M.A.C Solutions (UK) Ltd offers a range of industrial Ethernet 'open connectivity' systems, as well as version control software, industrial Ethernet switches, web visualisation tools, alarm management software, connectivity devices for Siemens' PLCs, Ethernet-enabled OPC servers, industrial monitors and PCs. M.A.C Solutions' clients include utility companies, food and beverage manufacturers, power generation, breweries, oil and gas, automotive, water treatment, wind farms, paper and print, electronics and pharmaceuticals.