Business Service Company

Koisra Up

Seoul-based division of KOISRA handling company setup, payroll, HR, accounting and office services for foreign firms

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TrustList summary

Koisra Up is a division of KOISRA Co., Ltd, a South Korean business development and consulting firm. It helps foreign companies set up and run operations in Seoul and across South Korea, including companies that start small and want to operate in a measured way. The division draws on the parent firm's work with foreign companies since 2009.

Products and services

Company setup: registering a corporation, branch or liaison office in South Korea.
Employment and payroll: employer of record, professional employer organisation and direct hire services, with salary, tax and insurance deductions and payslips.
Recruitment and HR administration: hiring, interviews and monitoring of HR policy for local staff.
Accounting and tax: English-speaking accounting, bookkeeping, tax filing and support on labour and commercial law.
Office space: virtual office, registered business address and dedicated or serviced office space.
Documents: apostille, notarisation and certified Korean translation.

Who it works with

Foreign companies of all sizes, including start-ups, and not only large businesses.

Key facts

Based in: Seoul, South Korea
Parent company: KOISRA Co., Ltd, operating since 2009
Language: English-speaking accounting support

Summary written by TrustList from the business's own published information, Oct 2026.

Categories & features

Rankings

Koisra Up is ranked on 1 TrustList ranking at #16.

Every ranking orders its listings by their reviews, how complete the profile is and the Trust Score. Koisra Up has no reviews yet and 3 of the 10 profile details we look for. Where no listing on a page has been reviewed, the order follows the profiles alone.

Business service company · 1 ranking

#16of 38
Corporation
It is one of 14 here listing tax.
Its profile: “- Company setup: registering a corporation, branch or liaison office in South Korea.”
Of the 38 here, 14 also cover tax and 11 also cover accounting; 3 also work in United States and 3 also work in London.
Behind Jeff Pickering, CPA, ahead of Lesemann CPA.

As of 2026-10-31. Organic ranks only; sponsored placements are never ranks. How TrustList ranks