Holst and Co
1934 Incorporated as a private company, reinforced concrete engineers and contractors[1]
1956 Public placing of shares; the company designed and constructed reinforced concrete structures; their customers were mainly in the steel, chemical and nationalised industries [2]
1963 Contracted to build what might be the largest concrete chimney in the world for Eggborough Power Station[3]
1969 Acquired by Norwest Construction