1970 brought nationalisation, and Green Line lost its link to London Transport, to become part of London Country Bus Services Ltd, which was a subsidiary of the National Bus Company.
In 1979 he became chairman of the National Bus Company which was then one of the largest nationalised industries.
Renilson joined National Bus Company's graduate training programme in 1977, holding posts at companies including United Automobile Services, Yorkshire Traction, City of Oxford Motor Services, United Counties Omnibus, Trent Motor Traction and Northern General Transport Company.
From then it was always owned by large national concerns and after 1968 became part of the state-owned National Bus Company.
American Broadcasting Company | National Football League | National Register of Historic Places | Fox Broadcasting Company | National Hockey League | Ford Motor Company | England national football team | The Walt Disney Company | National Basketball Association | National Science Foundation | National Geographic | National Trust | National Endowment for the Arts | National Geographic Society | Royal Shakespeare Company | Argentina national football team | National Trust for Places of Historic Interest or Natural Beauty | National Park Service | National League | Australian National University | National Guard | National Geographic Channel | National Institutes of Health | National Guard of the United States | Hudson's Bay Company | National Collegiate Athletic Association | East India Company | United States National Research Council | National Portrait Gallery | National Academy of Sciences |
Bastable later moved into independent production, and he produced training and promotional films for companies such as the Ford Motor Company, the National Bus Company, the Royal Navy, the Department of Transport and the Institute of Advanced Motorists.
When the Transport Act of 1985 deregulated bus services, the National Bus Company was broken up and RoadCar was acquired by the Yorkshire Traction Group in 1988.