| 1921 |
Scientists discover how to extract insulin form the pancreas of animals. |
| 1922 |
The Danish professor and Nobel Prize winner August Krogh is granted the rights to produce insulin in Denmark. |
| 1923 |
Nordisk Insulin Laboratorium is founded by August Krogh, Dr Hans Christian Hagedorn and August Kongsted who owns Løvens Kemiske Fabrik. (LEO) |
| 1925 |
Novo Terapeutisk Laboratorium is established by the two brothers Thorvald and Harald Petersen. |
| 1932 |
Steno Memorial Hospital is established by Nordisk Insulin Laboratorium. |
| 1935 |
The long-acting insulin, protamininsulin, is developed. |
| 1938 |
Novo establishes Hvidøre Diabetes Laboratory (later named Hvidøre Hospital). |
| 1957 |
Niels Steensens's Research Laboratory is established by Nordisk Insulin Laboratory and is renamed Hagedorn Research Laboratory in 1978. |
| 1964 |
Novo Research Institute is established. |
| 1980 |
The treatment with insulin pumps is initiated at Steno Diabetes Center. |
| 1982 |
Microalbuminuria is a predictor of nephropathy. |
| 1983 |
Antihypertensive treatment retards the development of diabetic nephropathy. |
| 1988 |
Systematic eye screening is introduced at Hvidøre Hospital and is continued after the merger in 1991. |
| 1989 |
Novo and Nordisk Insulin Laboratorium (Nordisk Gentofte) merge to Novo Nordisk A/S. |
| 1991 |
Steno Memorial Hospital and Hvidøre Hospital merge to Steno Diabetes Center. The inauguration was in 1992 when the new name also became official. |
| 1991 |
Beneficial effect of treatment of microalbuminruia with ACE-inhibitors. |
| 2000 |
The Type 2 Clinic is established. |
| 2001 |
Steno Diabetes Center and Rigshospitalet create the Diabetes Unit at Rigshospitalet. |
| 2001 |
The Electronic Medical Record is implemented at Steno Diabetes Center. |
| 2003 |
Multifactorial treatment halves the number of cardiovascular diseases in type 2 diabetes. |
| 2007 |
The Clinical Research Unit, CRU, is established to improve conditions for clinical research at Steno Diabetes Center. |
| 2008 |
Multifactorial treatment halves the mortality rate in type 2 diabetes. |
| 2009 |
Steno Diabetes Center is separated into a limited company and becomes Steno Diabetes Center A/S. |
| 2010 |
Steno Health Promotion Center is officially open. |