Lang Mechanical Inc. is a general contractor that is a minority owned family oriented industrial/commercial construction company capable of several areas of maitenance,repair, and installations. Based in Sugar Grove Il. our primary goal is to achieve efficient low cost construction at the highest quality of union craftsmanship. As Caterpillar being one of our primary customers and also us being an in house contractor for over 20 years, we have had the oppurtunity to put our skills to the test as being Browze certified. We have several skill sets along with an exceptional safety record and are determined to maintain and expand on our every aspect. Please feel free to contact our office for any additional information. Thank You.