GreenSpacers Inc. "grows fresh air" by using hydroculture plants to remove volatile organic compounds in the air and produce oxygen to ease breathing and alleviate "sick building syndrome."

It also offers commercial standalone indoor air purifications units that clients can lease. In the next couple of weeks, it will begin offering in-duct air purfification systems that are installed directly onto HVAC systems.

The Columbia company serves real estate developers and private residences throughout Maryland, Virginia and Washington, D.C. Founded in 2008 at the Emerging Technology Center in Canton, GreenSpacers' workers have a combined 50 plus years of experience in the fields of horticulture, indoor air quality, engineering, sales and marketing. In 2011, the company was one of 15 awarded a technology product grant from the MTECH Maryland Industrial Partnerships Program in partnership with the University of Maryland.

The company employs five and is hiring a part-time interior plant horticulture technician.