(Reuters) - British pest control firm Rentokil Initial said on Tuesday its organic revenue grew 3% in the fourth quarter with faster growth in North America compared with the previous quarter, as moves to overhaul the business began to pay off. The company also said its North America boss Brad Paulsen will step down and be replaced by insider Alain Moffroid on an interim basis. (Reporting by Yadarisa Shabong in Bengaluru; Editing by Janane Venkatraman) (Reuters) - British pest control firm Rentokil Initial said on Tuesday its organic revenue grew 3% in the fourth quarter with faster growth in North America compared with the previous quarter, as moves to overhaul the business began to pay off. The company also said its North America boss Brad Paulsen will step down and be replaced by insider Alain Moffroid on an interim basis. (Reporting by Yadarisa Shabong in Bengaluru; Editing by Janane Venkatraman)