To receive a 501(c)(3) tax exemption, federal requirements stipulate that all members of your board of directors be unrelated. Texas requires only two officers appointed for every nonprofit: a president and a secretary. You may add other officers as preferred or needed while establishing your nonprofit.
To successfully start a nonprofit in Texas, the Texas Business Organizations Code requires that your nonprofit has at least three directors. You are allowed to have family members on the board, but if you're starting a public charity, you'll need a majority of board members to not be related to one another.
The Texas Business Organizations Code requires a nonprofit corporation to have at least three directors, one president, and one secretary. The same person cannot be both the president and secretary. Officers and directors must be natural persons, but may be known by other titles.
The Texas Business Organizations Code requires that for-profit corporations and professional corporations have at least one director, one president, and one secretary. A single person can be the president, secretary, sole director, and sole shareholder.