Corporate restructuring 1960s- Mergers of unrelated firms formed huge conglomerates. 1980s- Investors purchased conglomerates and sold off the pieces as independent companies. 1990s- Strategic mergers of related firms to create synergiesCorporate Restructuring 1960s - Mergers of unrelated firms formed huge conglomerates. 1980s - Investors purchased conglomerates and sold off the pieces as independent companies. 1990s - Strategic mergers of related firms to create synergies