Original sentence: CBC 10/18/2008.In 1999 Irving Equipment expanded into the United States when they opened up a crane rental office in Elliot, Maine under the name Irving Equipment Inc.In 2009 they changed their operating name to Irving Equipment Inc, doing business as Irving Crane.Irving Equipment is a member of the Crane Rental Association of Canada  and was one of the many companies involved with its formation and the current Chairman (2008-2009) is Roger Cyr of Irving Equipment.Since 2007 Irving Equipment has been on the American Cranes and Transport ACT 50, which has now expanded to the ACT100, its annual assessment of the continent's top crane-owning companies.Since opening that office, they have opened three additional offices in Hampton, New Hampshire and Burlington Massachusetts and in 2008 Charleston, West Virginia.They act as a resource for civil contracting, crane rentals, pile driving, transportation logistics, engineering and project management to help support development of wind and renewable energy projects, mainly installation and maintenance of wind turbine generators
Edited sentence: Additional offices were  later added in Hampton, New Hampshire and Burlington Massachusetts.In 1999 Irving Equipment expanded into the United States when they opened a crane rental office in Elliot, Maine under the name Irving Equipment Inc.In 2008 a branch was added in Charleston, West Virginia.In 2009 the company began operating in the United States as Irving Crane.Irving Equipment is a member of the Crane Rental Association of Canada  and was one of the many companies involved with its formation and the 2008-2009 Chairman is Roger Cyr of Irving Equipment.Irving Equipment is listed on the American Cranes and Transport ACT 50, which has now expanded to the ACT100, its annual assessment of the continent's top crane-owning companies.The company provides civil contracting, crane rentals, pile driving, transportation logistics, engineering and project management to support the maintenance and development of wind and renewable energy projects, mainly installation and maintenance of wind turbine generators