The relationships we build are very important to us, and to thank you putting your trust in Treeium, we have incorporate a special Refer a Friend Program Get A$250Check for each referral project over $4,999.* Get A$500Check for each referral project over $9,999.** Get A$1000Check for each referral project over $19,999.*** Plant a tree and leave a mark for the future generations! At Amerisun, we are passionate about the environment! We get excited about helping homeowners go green, build their dream home in a sustainable, healthy way for their families and for the planet. We love the planet and are grateful for everything it gives us. So we want to Give Back!