SAN FRANCISCO — Carey International, Inc. said on Earth Day that Carey San Francisco has expanded its partnership with The CarbonNeutral Company into North America.

The CarbonNeutral Company is a carbon offset and climate consulting business, working with more than 300 businesses and 50,000 customer clients. The company helps clients apply a four-step approach to developing responsible and sustainable strategies to respond to global climate change.

During the past month, the CarbonNeutral Company has helped Carey San Francisco measure and reduce their carbon emissions from vehicle operations, electricity use, business travel, employee commuting, and landfill waste. Carey International, with offices in New York and San Francisco, is a premier chauffeured vehicle service and transportation provider with locations in 550 cities and 60 countries.