| 1956 | Raglan Squire & Partners Founded | |
| 1977 | Squire Mech Pte Ltd Founded | |
| 1991 | RSP Interiors Pte Ltd Founded | |
| 1995 | RSP Becomes ISO 9000 Certified | |
| 1996 | RSP (India) in Bangalore Founded | |
| 1998 | RSP (Civil & Structural Engineering) and Squire Mech Pte Ltd Obtains ISO 9000 Certification. | |
| 2001 | RSP Conferred “Construction 21 Best Practice Award 2001” by The Building & Construction Authority. | |
| 2003 | RSP SM Consultants Beijing Co. Ltd Founded. | |
| 2003 | RSP (India) in Hyderabad Founded | |
| 2005 | RSP (India) in Mumbai Founded | |
| 2006 | RSP (India) in Chennai Founded | |
| 2008 | RSP (India) in Gurgaon Founded | |
| 2012 | RSP (INDIA) in Pune Founded |