Sii: profile

Sii is a Polish engineering and IT consultancy that also delivers SAP S/4HANA projects. Facts come from its own website and public sources, with what to check before choosing.

Shortlisted in 7

Sii

Sii is shortlisted in 7 categories. Pick a category to see how it fits that service. Company facts and the sections below apply to the whole company.

Also shortlisted in 6 other categories. Choose one to see how it fits that service.

Pharmaceuticals & life sciences

Research lead: S/4HANA private-cloud implementation and engineering. Exact category delivery evidence remains to be obtained.

Before you choose: Confirm edition/release, implementation ownership, comparable reference, proposed team and delivery geography. Broader practice fit is an inference, not a verified category-specific capability.

Source: Broader SAP practice; exact category evidence pending → · See the Pharmaceuticals & life sciences shortlist →

Quality management & traceability

Published S/4HANA implementation and engineering practice.

Before you choose: Confirm edition/release, implementation ownership, comparable reference, proposed team and delivery geography. Published collateral supports relevance; validate delivery quality and recency.

Source: Published relevant service offering → · See the Quality management & traceability shortlist →

Private-cloud implementation

Published S/4HANA implementation and engineering practice.

Before you choose: Confirm edition/release, implementation ownership, comparable reference, proposed team and delivery geography. Published collateral supports relevance; validate delivery quality and recency.

Source: Published relevant service offering → · See the Private-cloud implementation shortlist →

Brownfield ECC conversion

Research lead: S/4HANA private-cloud implementation and engineering. Exact category delivery evidence remains to be obtained.

Before you choose: Confirm edition/release, implementation ownership, comparable reference, proposed team and delivery geography. Broader practice fit is an inference, not a verified category-specific capability.

Source: Broader SAP practice; exact category evidence pending → · See the Brownfield ECC conversion shortlist →

ABAP Cloud & custom-code remediation

Published S/4HANA implementation and engineering practice.

Before you choose: Confirm edition/release, implementation ownership, comparable reference, proposed team and delivery geography. Published collateral supports relevance; validate delivery quality and recency.

Source: Published relevant service offering → · See the ABAP Cloud & custom-code remediation shortlist →

Fiori, UX & role-based applications

Published S/4HANA implementation and engineering practice.

Before you choose: Confirm edition/release, implementation ownership, comparable reference, proposed team and delivery geography. Published collateral supports relevance; validate delivery quality and recency.

Source: Published relevant service offering → · See the Fiori, UX & role-based applications shortlist →

DevOps, transports & release governance

Research lead: S/4HANA private-cloud implementation and engineering. Exact category delivery evidence remains to be obtained.

Before you choose: Confirm edition/release, implementation ownership, comparable reference, proposed team and delivery geography. Broader practice fit is an inference, not a verified category-specific capability.

Source: Broader SAP practice; exact category evidence pending → · See the DevOps, transports & release governance shortlist →
HQWarsaw, Poland
Founded2006
Team7,500+ (its own figure)
Named clientsNot stated on the pages we checked
Partners & badges14 offices in Poland and 3 abroad (Sweden, Ukraine, India); SAP S/4HANA reviews on Clutch

Services

S/4HANA private-cloud implementation and engineering

What stands out

  • Research lead: S/4HANA private-cloud implementation and engineering. Exact category delivery evidence remains to be obtained.
  • Published S/4HANA implementation and engineering practice.

Research before choosing

  • Confirm current entity, regional team, edition-specific expertise and a comparable reference.
  • Request a comparable client reference and confirm the delivery team
Facts from the company's own website and public sources, checked 16 Oct 2026. Not a ranking.https://sii.pl/en/

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