The business dynamic of the manufacturing sector in Ecuador was addressed through the study of business demographics of 118 years. For the calculation of survival probabilities, a mortality table was made. 37.74 % of the companies remain active, while 89.07 % of the closed ones are micro and small companies. The probability that a newly created company closes its activities in a period less than or equal to 3 years is 4 %, and the life expectancy of a newly created company is 14.27 years.