About Us

Practical engineering,
global ambition.

ApexStack is a software company founded in 2019. From our headquarters in Korea to our new U.S. entity, we deliver full-stack products end to end — planning, development, and operations.

Global Presence

One team, two countries.

ApexStack operates from its headquarters in Korea and, as of 2026, a newly incorporated entity in the United States — bringing our full stack closer to global clients.

🇰🇷Headquarters

ApexStack

Headquarters and product engineering hub since 2019.
Legal Name
ApexStack
Location
Suwon, Gyeonggi-do, South Korea
Founded
2019
Role
Product & Engineering HQ
🇺🇸U.S. Entity · New

ApexStack Inc.

Newly established entity for North American operations.
Legal Name
ApexStack Inc.
Location
Delaware, USA
Incorporated
May 2026
Form
C Corporation
2
Countries
2019
Founded in Korea
2026.05
U.S. incorporation
100%
Full-stack delivery
Read the press release
Core Values

Core Values

01

Practicality

Technology that solves real problems. We build solutions applicable to actual business, not just theory.

02

Systematic

Proven processes and stable operations. We ensure quality through agile development and systematic QA.

03

Partnership

A relationship that grows with our clients. We create long-term value as technology partners, not just outsourcing.

Timeline

Timeline

2018-12

Establishment of Myelinsoft

Started as a software company, established a vision for B2B SaaS development

2019-01

EAN Co., Ltd. Public Building Remodeling Guide Module Development

EAN Co., Ltd. Public Building Remodeling Guide Module Development

2019-02

Food Environmental Footprint Self-Diagnosis Development

Food Environmental Footprint Self-Diagnosis Development

2019-03

Wider Planet Co., Ltd. Advertising Targeting Platform Operation Contract

Wider Planet Co., Ltd. Advertising Targeting Platform Operation Contract

2019-03

Seshin Queensense Co., Ltd. New Product Confirmation System Development

Seshin Queensense Co., Ltd. New Product Confirmation System Development

FAQ

Frequently Asked Questions

The most common questions we get about ApexStack.

What is ApexStack?
ApexStack is a B2B software company founded in South Korea in 2019. We specialize in AI-powered SaaS products, enterprise system development, and AWS cloud infrastructure operations.
Where is ApexStack located?
Our headquarters are in Suwon, Gyeonggi-do, South Korea. We support business communication in Korean, English, Japanese, Chinese, and Spanish.
What does ApexStack do?
We build and operate our own SaaS product PJT.AI (AI project management) and provide enterprise services including AWS MSP and AX (AI Transformation) consulting.
Is ApexStack an AWS partner?
Yes. We provide AWS Managed Cloud Platform (MSP) services covering cloud migration, architecture design, and 24/7 infrastructure operations.
What technology stack do you use?
Java/Spring Boot for backend, Next.js/React for frontend, AWS and Kubernetes for infrastructure, with extensive LLM/AI integration experience.
How can I contact ApexStack?
Email [email protected] or use the inquiry form at apexstack.com/contact. We typically respond within 1–2 business days.

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