Complex sentence: Crompton Lighting was one of the oldest lighting companies in the world, founded in 1878 by Colonel REB Crompton, a multi-talented entrepreneur who designed and installed some of the earliest recorded electric lighting installations at buildings such as Windsor Castle and Holyrood Palace.
Split into simpler sentences: Crompton Lighting was one of the oldest lighting companies in the world, founded in 1878 by Colonel REB Crompton, an entrepreneur with an interest in electricity. He designed and installed some of the earliest recorded electric lighting installations at buildings such as Windsor Castle and Holyrood Palace.