Southern Investment Co
Construction Portal
Work With Us

Let's work together

Pick the one that fits you.
Submit a bidFor contractors and businesses quoting on a job — a roof, a remodel, a trade package. Send your scope and price, then sign the agreement online.Start a bid →Apply for full-time workFor workers who want steady work, about 40 hours a week, on Southern's own crew. Takes about 3 minutes on your phone.Apply now →Submit your W-9For anyone Southern pays as a contractor. Fill it in and sign it right here — no printing or uploading.Fill in the W-9 →
Install the portal app
One tap from your home screen — no browser, works with no signal.