| Public | NYSE:ABB |
| Date | 4/01 |
| Raised | |
| Post IPO Valuation |
| Total | $4.9B |
| Power-One, 4/13 | |
| Tropos Networks, 6/12 | |
| Thomas & Betts, 1/12 | $3.9B |
| Mincom, 5/11 | |
| Ventyx, 5/10 | $1B |
| Aquamarine Power | 9/11 |
| ECOtality | 1/11 |
| Trilliant | 12/10 |
| Aquamarine Power | 11/10 |
| Pentalum Technologies | 11/10 |
| Power Assure | 9/10 |
| Trilliant | 7/10 |
ABB Ltd (ABB), is engaged in power and automation technologies. The Company provides a range of products, systems, solutions and services. Its power businesses focus on power transmission, distribution and power-plant automation and serve electric, gas and water utilities, as well as industrial and commercial customers. Its automation businesses serve a range of industries with measurement, control, protection and process optimization applications. It operates in approximately 100 countries across four regions: Europe, the Americas, Asia, and the Middle East and Africa (MEA). During the year ended December 31, 2011, business consisted of five divisions: Power Products, Power Systems, Discrete Automation and Motion, Low Voltage Products and Process Automation. On January 26, 2011, the Company acquired Baldor Electric Company (Baldor). In May 2011, it purchased a controlling interest in United States-based Validus DC Systems.