The patron saints of builders are:
Barbara
Blaise
Louis IX
Our Lady of Loreto
Thomas the Apostle
Vincent Ferrer
There is no patron saint of roads but Saint Sebastian of Aparicio is the patron saint of road builders.
There are patron saints of ship owners and ship builders but no patron saint of ships. (as per the Patron Saint Index.)
Perhaps St Thomas, the saint of architects and builders?
As per the Patron Saint Index there is no saint for always having shelter. The closest match would be the patron saint of home builders. There are several:BarbaraBlaiseLouis IXOur Lady of LoretoThomas the ApostleVincent Ferrer
He worked so hard to build up the Church that he became the patron of people in building trades.
The St. Niamh patron is a saint of abuse victims. It is also stated that St. Peters is the saint of bakers, bridge builders, butchers, fishermen, and harvesters.
St. Peter is the patron saint of bakers, bridge builders, butchers, fisherman, harvesters, locksmiths, shoemakers, masons, net makers, The Papacy, and ship builders. He is known to aid with foot problems, fever and longevity.
The patron saints of builders are:BarbaraBlaiseLouis IXOur Lady of LoretoThomas the ApostleVincent FerrerWinebald of Heidenheim
The patron saint of buying a new home is Saint Joseph. In Christian tradition, it is believed that burying a statue of Saint Joseph upside down in the yard of a home for sale will help expedite the sale of the property. This practice is known as the "Saint Joseph Home Sale Kit" and is popular among those seeking divine intervention in the real estate market.
Barbara was imprisoned in a high tower by her father, Dioscorus, for disobedience. Her imprisonment led to her association with towers, then the construction and maintenance of them. This is a stretch, I know, but that is why Barbara is a patron saint of builders and architects.
The Patron Saint Inex lists no patron saints of bears.
A patron saint is supposed to be a protector in the Catholic religion. Patron Saint Angelico is the patron saint of artists. A patron saint is a protector of life.