JustCo Tower

  1. 1 – 15F, JustCo Tower, 431 Teheran-ro, Gangnam-gu, Seoul

  2. Mon - Fri, 8.30am to 6pm (closed on weekends and public holidays)
  3. Subway Line No. 2: Seollung Station Exit 10 (7 min walk), Subway Bundang Line: Seollung Station Exit 9 (8 min walk)
  4. Subway Line No. 2: Seollung Station Exit 10 (7 min walk), Samsung Station Exit 5 (10 min walk), Subway Bundang Line: Seollung Station Exit 9 (8 min walk)

Situated in Gangnam, one of the world's fastest rising commercial districts, this upscale area is close to the POSCO intersection, and accessible via Samseong and Seolleung stations. Brimming with high-end restaurants and bars within the vicinity, JustCo Tower offers the perfect location for startups, entrepreneurs and enterprises with numerous options for a lunch meeting or an evening tipple.

Occupying 15 floors, JustCo Tower has a dedicated reception, an in-house barista and cafe at the main lobby to welcome members and guests. Key highlight of this centre is the rooftop basketball court. Additionally, members can choose to relax in cozy corners or in the napping room within the centre.


Recreational Facilities

Snacks ($)

Napping Room

In-house Café ($)

Phone Booth


Event Space

Meeting Rooms

Well Stocked Pantry

Printing Facilities & Office Supplies

24/7 Access & Security

Mail Handling Services



A desk in your preferred coworking location. 

From ₩ 399000 / month

Standard Office

A private office with access to dedicated community team and shared amenities.
*Request a Quote

Enterprise Suite

A configurable large private workspace with private amenities and your own branding.
*Request a Quote


Yes, our flexible coworking spaces and various membership plans allow you to access all of our centres globally during operational hours. Click here for more locations.

Your guests are always welcome at JustCo. You can host your discussions, meetings and events in our coworking spaces. However, we do request that you accompany your guests at all times.

We are taking the necessary steps to prioritise the health and safety of all members and guests in our spaces. From increasing sanitisation to safe distancing, we have enhanced our health and safety standards for your wellbeing. Click here to learn more.

All our coworking spaces, including that of JustCo 15 William Street, are equipped with surveillance systems that operate round-the-clock. For added security, all guests have to check-in at the reception before entering, and only authorised employees and members have proper access privileges during and after operational hours.

To sign up, reach out to us through the Contact Us form and our sales personnel will reach out to you.