Trianglen Fertility Clinic

Opening hours  - We are open all year round.

Tel: + 45 3940 7000

Monday - Thursday: 08:00 - 16:00.
The phone is open from 08:00 - 12:00 and again from 12:30 - 15:00.

Friday: 08:00 - 15:00.
The phone is open from 08:00 - 12:00 and again from 12:30 - 15:00.

Weekends and public holidays: 08:00 - 12:00.
Opening hours are extended if necessary.
The phone is open from 09:00 - 12:00.

Answer on your hCG result (taken at the clinic) :
We will call with the hCG result between 13:30 and 14:00.
Weekends: We will call with the hCG result between 12:00 and 12:30.

Phone hours, nurses:
All weekdays between: 08:00 - 08:30
Direct number: +45 3940 7001
NOTE: This number is only for nurse-related questions.

When contacting the clinic via e-mail, please use our secure e-mail server.


29, 30 & 31

(PLEASE NOTE: Patients without a cycle (e.g., PCOS) can still register for treatment)

The last day to start insemination treatment before the summer holiday is 01.07.24. Your first day of menstruation must be no later than 01.07.24.

The start of insemination treatment after the summer holiday is from 29.07.24. Your first day of menstruation must be no earlier than 29.07.24.

IVF/ICSI treatment, egg donation treatment, and treatments with frozen eggs will NOT be closed for the holiday.

Have a great summer!

Trianglen Fertility Clinic was established in 1993 and is one of the oldest and largest fertility clinics in the Nordics.

We offer a complete range of fertility tests and treatments to help you have a baby.

Our team are committed to helping you feel comfortable in our care and are here to support you.

As part of Virtus Health, one of the world’s leading fertility groups, we share knowledge and research from around the world to give you the best chance of success. 

Fertility treatments and services at our clinic

Fertility examinations – Exams and tests that are necessary in order to select the best treatment for you.

Fertility treatments – We perform all types of fertility treatments that are legal in Denmark including IUI, IVF and ICSI.

Donor Program - We offer a range of services related to sperm and egg donation. We can help if you want to become a donor or use a donor to have a baby.

Open hours

The Clinic is open all days year-round,  including weekends and holidays. 

The phone is open Monday - Friday from 08:00 - 12:00 and again from 12:30 - 15:00.
The phone is open from 09:00 - 12:00 during weekends and public holidays. 

In case of an emergency outside of our opening you should contact an emergency room or a doctor on call.


Trianglen Fertility Clinic is situation in the Northern part of Copenhagen. It is close to Hellerup Station (trains and S-tog) and only 30 minutes from Copenhagen Airport (Kastrup) by either train or car

Plan your drive with Google Maps. 

Bank information

Bank: Nykredit Bank

Reg. no.: 5490 
Account no.: 0007 032 755
Swift Code: NYKBDKKK
IBAN: DK1354 9000 0703 2755

Trianglen's CVR-number (Danish Company Registry): 1749 0141

55.733285223309, 12.5766844