GreenPlumbers is a global brand formed by The Master Plumbers & Mechanical Services Association (MPMSAA) in Australia in 2000, as a result of the severe drought that continues in the country today. The GreenPlumbers curriculum was developed in conjunction with RMIT University (Melbourne) and the Australian Greenhouse Gas office. The GreenPlumbers brand is owned by the Green Invest (www.greeninvest.com) , with training provide by MPMSAA.

Onni, inc dba GreenPlumbers USA in contractual arm of Green Invest and MPMSAA in the United States, Canada and Mexico. Onni, inc was was founded in 1999 by Stephen and Megan Lehtonen primarily as management consulting company specializing in construction administration. Click here for more..