Stewart National Title Services, a division of title insurance and transaction management firm, Stewart Title Guaranty, has appointed Michael Desmond to its Boston operations as vice president, national business development.

In this position, Desmond will be responsible for expanding Stewart’s national commercial business and concentrating on increasing the company’s market share in the Northeast region of the US.

Desmond has 35 years of experience in commercial real estate. He most recently served as vice president of sales for the national commercial services division of a major national title insurance underwriter.

Before this, he held management and sales positions at the regional and national levels for other title insurance firms.

Stewart National Title Services vice president, underwriter and manager for the Boston office Terrance Milkas said Desmond’s extensive industry knowledge and breadth of transactional experience will enhance the Boston team’s unparalleled customer service.