How Do Companies Diversify Their Service Portfolios?

Calculated from responses to the questions: Does your company offer [service]? and Which other services does your company provide? Displayed as number of companies offering the adjacent service, segmented by main service line of respondent company.

Number of respondents per main service line: translation (53), interpreting (26), sign language interpreting (3), remaining services (1 each). The main service line of respondents is identified from the previous question: From which service does your company derive the largest portion of its revenue?
Chart: SlatorSource: ALC