Side-by-side IPO readiness, funding history, and valuation comparison. Data sourced by TechStackIPO.
Scores, valuations, and signals for Madison Air, Shein, and 370+ companies. 5-min read every Tuesday.
Global manufacturer and innovator of indoor air quality and HVAC solutions for residential, commercial, and industrial markets.
| Industry | Building Materials |
| Stage | Public |
| IPO Status | Public |
| Valuation | $14.5B |
| Total Funding | $3.45B |
| Headquarters | Nashville, TN |
Shein is the world's largest fast fashion company, valued at $66B with $5.2B raised. Track IPO readiness score, funding history, and public market timeline.
| Industry | E-Commerce |
| Stage | Pre-IPO |
| IPO Status | Pre-IPO |
| Valuation | $30-50B |
| Total Funding | $5.2B |
| Headquarters | Singapore |
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Madison Air is valued at $14.5B. Shein is valued at $30-50B. Both figures are based on the most recent funding rounds tracked by TechStackIPO.
Madison Air filed an S-1 in February 2026 and is actively in the IPO pipeline. Shein filed an S-1 in June 2024 and is actively in the IPO pipeline. Track both companies on TechStackIPO for S-1 filings, roadshow announcements, and IPO date updates.
Madison Air has raised $3.45B. Shein has raised $5.2B.
Madison Air operates in Building Materials, while Shein operates in E-Commerce.
Madison Air is a Building Materials company valued at $14.5B with $3.45B raised. Shein is a E-Commerce company valued at $30-50B with $5.2B raised. See TechStackIPO's full side-by-side comparison for IPO readiness scores, funding timelines, and investor access options.
Accredited investors can access pre-IPO shares in Madison Air and Shein through secondary market platforms, pre-IPO funds, and broker-dealer platforms that facilitate private company transactions. TechStackIPO's marketplace section tracks available access options for both companies. Pre-IPO investments carry higher risk and limited liquidity.