"extend business" is correct and usable in written English.
You can use it when referring to the enlargement or expansion of a business. For example, "The company is looking to extend business by opening branches in other cities."
This research contributes to extend Business Process Management (BPM) systems with resilience support.
But she has also promised to extend business tax reduction for another eight years.
Marketplace applications offer a great opportunity for enterprises to employ new Cloud capabilities to add value and extend business functionality.
Councils should extend business rates relief so there is no disincentive to carry out refurbishments, he suggested.
Canon U.S.A., a main Xerox competitor, never used to pick up extra hotel costs for employees who wanted to extend business trips over a weekend.
Anticipating high demand for marriage licenses for same-sex couples during Gay Pride Week, starting today, Toronto plans to extend business hours at City Hall for those looking to take advantage of Ontario's recent change in marriage laws.
Sometimes extended business trips are the solution.
Dinners were extended business meetings; a hulking computer server took pride of place in the cramped living room.
Burger King has been extending business hours, replacing computerized registers, sprucing up older outlets and introducing premium sandwiches.
1.10pm ET: Cable TV now showing clips of Obama talking to business leaders at an earlier meeting with Hu about extending business relationships between the two countries.
While the budget was welcome in extending business rate relief to more start-up firms and the smallest businesses, it was a huge missed opportunity to bring the local business tax regime into the 21st century.
