| Name (in native language): | Thomas Stieltjes Institute for Mathematics |
| Acronym: | Stieltjes |
| Director (or Scientific Director if more appropriate): | Rob Tijdeman |
| Postal address: | c/o Mathematical Institute, Leiden University, P.O. Box 9512, 2300 RA Leiden, THE NETHERLANDS |
| Telephone number: | +31 71 527 7042 |
| Fax number: | +31 71 527 7101 |
| Website URL: | www.stieltjes.org |
| Contact e-mail: | Stieltjes@math.leidenuniv.nl |
| Number of permanent scientific staff: | 110 |
| Number of research visitors per year: | 180 |
| - from which are very short-term visitors (<1 month): | ? |
| - from which are short-term visitors (>1 but <6 months): | 150 |
| - from which are long-term visitors (>6 months): | 30 |
| - from which are invited participants to scientific activities: | 10 |
| Number of support staff: | 2 |
| Institute's mission/description: | Research in fundamental and applied mathematics, research training programme for Ph.D. students |
| Scientific areas: | Algebra & Geometry, Analysis, Stochastics, Operations Research |
| Library: | The libraries of the participating mathematical departments/institutes |
| Research visits open for application: | No |
| Annual budget (including salaries): | 44 k€, salaries are paid by the participating institutes |
| Sources of funding: | The participating mathematical departments |
| Legal status | Research Institute (legal entity in The Netherlands). Administratively located at the University of Leiden. Recognized since 1994 as a "Research School" by the Royal Netherlands Academy of Sciences |