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Office Locations

MDPI Headquarters

Basel room

MDPI AG, Grosspeteranlage 5
4052 Basel, Switzerland

Tel.: +41 61 683 77 34


Office Hours: 9:00-17:00 (GMT +1)
Public Holidays


The office will be closed on the following days in 2026:

New Year's Day, 1 January
Carnival Day, 23 February
Carnival Day, 25 February
Good Friday, 3 April
Easter Monday, 6 April
Labour Day, 1 May
Ascension Day, 14 May
Whit Monday, 25 May
National Day, 1 August
Christmas Day, 25 December
Saint Stephen's Day, 26 December

Click here to learn more about our headquarters.

To learn more about the history of our former headquarters (occupied from June 2016 to June 2024), click here.

Europe

Barcelona room

Carrer Diputacio, 246, 1º planta
08007 Barcelona, Spain

Tel.: +34 936397662


Country Website
Office Hours: 8:00-17:00 (GMT +1)
Public Holidays


The office will be closed on the following days in 2026:

New Year, 1 January
Three Kings’ Day, 6 January
Springbreak Friday, 3 April
Springbreak Monday, 6 April
Labour Day, 1 May
Second Springbreak Monday, 25 May
Summer Solstice, 24 June
August Break, 15 August
Catalan National Day, 11 September
Barcelona Local Holidays "La Mercè", 24 September
Spain National Day, 12 October
1st December break "Immaculate" Day, 8 December
Christmas Eve / Last Year's week, 24 December
Christmas, 25 December
Boxing Day, 26 December
New Year's Eve, 31 December

Belgrade room

Milutina Milankovića 7v
11070 Belgrade, Serbia

Tel.: +381 11 414 75 49


Country Website
Office Hours: 8:00-17:00 (GMT +1)
Public Holidays


The office will be closed on the following days in 2026:

New Year’s Day, 1–2 January
Christmas day, 7 January
Statehood Day, 16-17 February
Orthodox Good Friday, 10 April
Orthodox Easter Monday, 13 April
Labour Day, 1 May
Armistice Day, 11 November

Manchester room

MDPI, 1 New York Street
M1 4HD Manchester, UK

Tel.: +44 0161 513 4078


Country Website
Office Hours: 8:30-17:00 (GMT)
Public Holidays


The office will be closed on the following days in 2026:

New Year’s Day, 1 January
Good Friday, 3 April
Easter Monday, 6 April
Early May bank holiday, 4 May
Spring bank holiday, 25 May
Summer bank holiday, 31 August
Christmas Day, 25 December
Boxing Day, 28 December

Cluj-Napoca room

MDPI, 77th Boulevard 21 Decembrie 1989
Floor 3, Building E, The Office 400604 Cluj-Napoca, Romania

Tel.: +40 364 150 134


Country Website
Office Hours: 8:00-17:00 (GMT +2)
Public Holidays


The office will be closed on the following days in 2026:

New Year’s Day, 1–2 January
Epiphany, 6 January
Synaxis of St. John the Baptist, 7 January
Unification Day, 24 January
Orthodox Good Friday, 10 April
Orthodox Easter Day, 12-13 April
Labour Day, 1 May
Orthodox Whit Monday, 31 May
Orthodox Whit Monday /Children's Day, 1 June
Dormition of the Saint Mary, 15 August
Saint Andrew's Day, 30 November
National Day of Romania, 1 December
Christmas Day, 25–26 December

Bucharest room

MDPI, Strada Sergent Constantin Ghercu 1B, Clădirea The Bridge 3, etaj 6
060071 Bucharest, Romania

Tel.: +40 364 150 134


Country Website
Office Hours: 8:00-17:00 (GMT +2)
Public Holidays


The office will be closed on the following days in 2026:

New Year’s Day, 1–2 January
Epiphany, 6 January
Synaxis of St. John the Baptist, 7 January
Unification Day, 24 January
Orthodox Good Friday, 10 April
Orthodox Easter Day, 12-13 April
Labour Day, 1 May
Orthodox Whit Monday, 31 May
Orthodox Whit Monday /Children's Day, 1 June
Dormition of the Saint Mary, 15 August
Saint Andrew's Day, 30 November
National Day of Romania, 1 December
Christmas Day, 25–26 December

Novi Sad room

MDPI, Bulevar Oslobodjenja 83
21000 Novi Sad, Serbia

Tel.: +381 21 300 1449


Country Website
Office Hours: 8:00-17:00 (GMT +1)
Public Holidays


The office will be closed on the following days in 2026:

New Year’s Day, 1–2 January
Christmas day, 7 January
Statehood Day, 16-17 February
Orthodox Good Friday, 10 April
Orthodox Easter Monday, 13 April
Labour Day, 1 May
Armistice Day, 11 November

Kraków room

MDPI, Floor 4, al. Jana Pawła II 43a
31-864 Kraków, Poland

Tel.: +48 12 298 47 99


Country Website
Office Hours: 8:00-17:00 (GMT +1)
Public Holidays


The office will be closed on the following days in 2026:

New Year’s Day, 1 January
Epiphany, 6 January
Easter Sunday, 5 April
Easter Monday, 6 April
Labour Day, 1 May
Constitution Day, 3 May
Corpus Christi, 4 June
Assumption Day, 17 August
All Saints’ Day, 1 November
Independence Day, 11 November
Christmas Eve, 24 December
Christmas Day, 25 December
2nd Day of Christmas, 31 December

Asia

Beijing room

MDPI, Poly Metropolitan
Floor 9-11, Building 2, Courtyard 4, Guanyinan North Street, Tongzhou District, 101101 Beijing, China

Tel.: +86 10 6954 3724


Country Website
Office Hours: 8:30-17:30 (GMT +8)
Public Holidays


The office will be closed on the following days in 2026:

New Year Holiday, 1-3 January
Spring Festival, 15-23 February
Qingming Festival, 4–6 April
Labour Day Holiday, 1–5 May
Dragon Boat Festival, 19-21 June
Mid-Autumn Festival, 25-27 September
National Day, 1–7 October

Wuhan room

MDPI, No. 688, Jinghan Avenue
Floor 54, Wuhan Hang Lung Plaza Office Tower, Hubei Province, 430030 Wuhan, China

Tel.: +86 27 8780 8658


Country Website
Office Hours: 8:30-17:30 (GMT +8)
Public Holidays


The office will be closed on the following days in 2026:

New Year Holiday, 1-3 January
Spring Festival, 15-23 February
Qingming Festival, 4–6 April
Labour Day Holiday, 1–5 May
Dragon Boat Festival, 19-21 June
Mid-Autumn Festival, 25-27 September
National Day, 1–7 October

Tianjin room

MDPI, 170 North Road
Floor 7-8, Block A, Lujiazui Financial Plaza, Hongqiao District, 300131 Tianjin, China

Tel.: +86 22 2727 5507


Country Website
Office Hours: 8:30-17:30 (GMT +8)
Public Holidays


The office will be closed on the following days in 2026:

New Year Holiday, 1-3 January
Spring Festival, 15-23 February
Qingming Festival, 4–6 April
Labour Day Holiday, 1–5 May
Dragon Boat Festival, 19-21 June
Mid-Autumn Festival, 25-27 September
National Day, 1–7 October

Tokyo room

MDPI, 2nd Floor 1-5-12
Nihonbashi Bakurocho, Chuo-ku 103-0002 Tokyo, Japan

Tel.: +81 3 5829 3835


Country Website
Office Hours: 9:30-18:00 (GMT +9)
Public Holidays


The office will be closed on the following days in 2026:

New year holiday, 1–3 January
Coming of Age Day, 12 January
Foundation Day, 11 February
The Emperor's Birthday, 23 February
Vernal Equinox Day, 20 March
Showa Day, 29 April
Constitution Memorial Day, 3 May
Greenery Day, 4 May
Children’s Day, 5 May
Replacement for a public holiday, 6 May
Marine Day, 20 July
Mountain Day, 11 August
Respect for the Aged Day, 21 September
Extra holiday for Silver Week, 22 September
Autumnal Equinox Day, 23 September
Sports Day, 12 October
Culture Day, 3 November
Labour Thanksgiving Day, 23 November
End of year holiday, 29–31 December

Singapore room

MDPI, 2 Venture Dr, #20-18 Vision Exchange
608526 Singapore, Singapore

Tel.: +65 62545541


Country Website
Office Hours: 8:30-17:30 (GMT +8)
Public Holidays


The office will be closed on the following days in 2026:

New Year’s Day, 1 January
Chinese New Year, 17-18 February
Hari Raya Puasa, 21 March
Hari Raya Puasa off-in-lieu, 23 March
Good Friday, 3 April
Labour Day, 1 May
Hari Raya Haji, 27 May
Vesak Day, 31 May-1 June
National Day, 9 August
National Day Off-in-Lieu, 10 August
Deepavali, 8 November
Deepavali off-in-lieu, 9 November
Christmas Day, 25 December

Nanjing room

MDPI, Phoenix Road No. 70
Jiangning Development Zone Headquarters Base, 7th Floor, Jiangsu Province, 211100 Nanjing, China

Tel.: +86 25 5211 5557


Country Website
Office Hours: 8:30-17:30 (GMT +8)
Public Holidays


The office will be closed on the following days in 2026:

New Year Holiday, 1-3 January
Spring Festival, 15-23 February
Qingming Festival, 4–6 April
Labour Day Holiday, 1–5 May
Dragon Boat Festival, 19-21 June
Mid-Autumn Festival, 25-27 September
National Day, 1–7 October

Bangkok room

MDPI, 33/4, The Ninth Towers Grand Rama 9, 26th-27th Floor, Rama 9 Road
Huai khwang Sub-District, Huai khwang District, 10310 Bangkok, Thailand

Tel.: +662 005 2299


Country Website
Office Hours: 8:30-17:30 (GMT +7)
Public Holidays


The office will be closed on the following days in 2026:

New Year’ s Day, 1 January
Additional special holiday, 2 January
Makha Bucha Day, 3 March
Chakri Memorial Day, 6 April
Songkran Festival, 13-15 April
National Labour Day, 1 May
Coronation Day, 4 May
Substitution for Visakha Bucha Day (Sunday 31st May 2026), 1 June
H.M. Queen Suthida Bajrasudhabimalalakshana’s Birthday, 3 June
H.M. King Maha Vajiralongkorn Phra Vajiraklaochaoyuhua’ s Birthday, 28 July
Asarnha Bucha Day, 29 July
H.M. Queen Sirikit the Queen Mother’s Birthday and Mother’s Day, 12 August
H.M. King Bhumibol Adulyadej the Great Memorial Day, 13 October
H.M. King Chulalongkorn the Great Memorial Day, 23 October
Substitution for H.M. King Bhumibol Adulyadej the Great’s Birthday, National Day and Father’s Day (Saturday 5th December 2026), 7 December
Constitution Day, 10 December
New Year’s Eve, 31 December

Dalian room

MDPI, 13F, Tower A, Posco IT Center
Huangpu Road No.555, Ganjingzi District, 116023 Dalian, China

Tel.: +86 411 8482 0879


Country Website
Office Hours: 8:30-17:30 (GMT +8)
Public Holidays


The office will be closed on the following days in 2026:

New Year Holiday, 1-3 January
Spring Festival, 15-23 February
Qingming Festival, 4–6 April
Labour Day Holiday, 1–5 May
Dragon Boat Festival, 19-21 June
Mid-Autumn Festival, 25-27 September
National Day, 1–7 October

Seoul room

MDPI Korea Ltd.
Unit 602, 6FL, 64, Yanghwa-ro, Mapo-gu, 04045 Seoul, Republic of Korea

Tel.: +8224669708


Country Website
Office Hours: 8:30-17:30 (GMT +9)
Public Holidays


The office will be closed on the following days in 2026:

New Year’s Day, 1 January
Seollal, 16-18 February
Independence Movement Day, 2 March
Labor Day, 1 May
Children’s Day, 5 May
Buddha's Birthday, 25 May
Election Day, 3 June
Liberation Day, 17 August
Chuseok, 24-25 September
National Foundation Day, 5 October
Hangeul Proclamation Day, 9 October
Christmas Day, 25 December

Chengdu room

MDPI, Floor 15, Office Tower 1,
Chengdu ICC, Jinjiang District, 610021 Chengdu, China

Tel.: +86 28 86690012


Country Website
Office Hours: 8:30-17:30 (GMT +8)
Public Holidays


The office will be closed on the following days in 2026:

New Year Holiday, 1-3 January
Spring Festival, 15-23 February
Qingming Festival, 4–6 April
Labour Day Holiday, 1–5 May
Dragon Boat Festival, 19-21 June
Mid-Autumn Festival, 25-27 September
National Day, 1–7 October

Hong Kong room

MDPI, Level 35, Two Pacific Place,
No. 88 Queensway, Admiralty, Hong Kong, China


Office Hours: 8:30-17:30 (GMT +8)
Public Holidays


The office will be closed on the following days in 2026:

The first day of January, 1 January
Lunar New Year’s Day, 17 February
The second day of Lunar New Year, 18 February
The third day of Lunar New Year, 19 February
Good Friday, 3 April
The day following Good Friday, 4 April
The day following Ching Ming Festival, 6 April
The day following Easter Monday, 7 April
Labour Day, 1 May
The day following the Birthday of the Buddha, 25 May
Tuen Ng Festival, 19 June
Hong Kong Special Administrative Region Establishment Day, 1 July
The day following the Chinese Mid-Autumn Festival, 26 September
National Day, 1 October
The day following Chung Yeung Festival, 19 October
Christmas Day, 25 December
The first weekday after Christmas Day, 26 December

Shenzhen room

MDPI, Room 4106, Building 1, Changfu Jinmao Building
South Side of Shihua Road, Fubao Community, Fubao Street, Futian District, 518000 Shenzhen, China


Country Website
Office Hours: 8:30-17:30 (GMT +8)
Public Holidays


The office will be closed on the following days in 2026:

New Year Holiday, 1-3 January
Spring Festival, 15-23 February
Qingming Festival, 4–6 April
Labour Day Holiday, 1–5 May
Dragon Boat Festival, 19-21 June
Mid-Autumn Festival, 25-27 September
National Day, 1–7 October

North America

Toronto room

MDPI, 2 Sheppard Avenue East, Suite 800
Toronto, ON M2N 5Y7, Canada

Tel.: +1-416-860-6238


Country Website

Office Hours: 8:00-17:00 (GMT −5)
Public Holidays


The office will be closed on the following days in 2026:

New Years Day, 1 January
Family Day, 16 February
Good Friday, 3 April
Victoria Day, 18 May
Canada Day, 1 July
Labour Day, 7 September
Thanksgiving, 12 October
Christmas Day, 25 December
Boxing Day (Observed on Monday for Ontario in 2026), 28 December

Philadelphia room

MDPI, 15th Floor, The Graham Building at Dilworth Park, 30 South 15th Street
Philadelphia, PA 19102, USA


Country Website
Office Hours: 8:00-17:00 (GMT −5)
Public Holidays


The office will be closed on the following days in 2026:

New Year's Day, 1 January
Martin Luther King Jr. Day, 19 January
Presidents’ Day, 16 February
Memorial Day, 25 May
Juneteenth, 19 June
Independence Day (Observed), 3 July
Labor Day, 7 September
Indigenous Peoples'/Columbus Day, 12 October
Thanksgiving Day, 26 November
Day After Thanksgiving, 27 November
Christmas Day, 25 December

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