Curbow Construction Company Inc Share: Land Development, Grading, Site Work Curbow Construction Company Inc 61 Shankle Rd Commerce, GA 30529 706-870-0347 About Map About Hauling & Grading. We have 9 tandem dump trucks. We offer clearing and grubbing. We have 2 full time crews for grading and clearing. We are a GDOT DBE Certificated company with 22 years experience What's Nearby? Distance: 5 10 15 20 25 50 mi.