# ValueJig > AI-powered business valuation platform for the lower middle market ($1M-$20M enterprise value). Launching 2026. ValueJig helps business owners, M&A advisors, and search fund operators understand and improve business valuations. We combine AI with M&A practitioner expertise to serve the underserved $1M-$20M segment. ## Overview - [About ValueJig](https://valuejig.com/llm.html): Complete company overview, features, and FAQ optimized for AI - [Homepage](https://valuejig.com): Main website with product information - [How It Works](https://valuejig.com/how-it-works): Detailed product methodology ## Tools - [Adjusted EBITDA Calculator](https://valuejig.com/tools/sde-ebitda): Calculate SDE and adjusted EBITDA with common add-backs for business valuation ## Educational Content - [Why 70% of Small Business Sales Fail](https://valuejig.com/readings/why-70-percent-fail): Understanding the factors that kill deals before closing - [Adjusted EBITDA Guide](https://valuejig.com/readings/adjusted-ebitda-the-number-both-sides-better-get-right): How to calculate defensible adjusted earnings - [The Add-Back Fight](https://valuejig.com/readings/the-add-back-fight-what-survives-due-diligence): Which adjustments survive due diligence scrutiny - [Customer Concentration](https://valuejig.com/readings/customer-concentration-the-deal-killer): How revenue concentration affects valuation multiples ## Key Concepts - **SDE (Seller's Discretionary Earnings)**: Used for businesses under $1M earnings, includes owner compensation. Typical multiples: 2-4x. - **EBITDA**: Used for businesses $1M+ earnings with professional management. Typical multiples: 3-8x. - **Common Add-backs**: Owner salary above market rate, personal expenses run through the business, one-time costs, above-market rent to related parties. ## Contact - Email: info@valuejig.com - Website: https://valuejig.com