Industry: 1531—Operative Builders
Builders primarily engaged in the construction of single-family houses and other buildings for sale on their own account rather than as contractors. Establishments primarily engaged in the construction (including renovation) of buildings for lease or rental on their own account are classified in Real Estate, Industry Group 651.

Condominium developers on own accountOperative builders on own account
Cooperative apartment developers on own accountSpeculative builders
Codes Titles Number of US Businesses
1531Operative Builders7,161
153100Operative builders3,215
15310000Operative builders3,215
153199Operative builders, nec3,946
15319901Condominium developers803
15319902Cooperative apartment developers263
15319903Speculative builder, multi-family dwellings178
15319904Speculative builder, single-family houses2,453
15319905Townhouse developers133