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Helen Koss Interiors

Founded in 2009 by designer Helen Koss, the interior design studio specializes in creating office environments through a data-driven design approach.

Architecture and Planning
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Headquarters
Sofia, BulgariaSource: RevenueBaseRetrieved October 13, 2026
Employee range
1 to 10Source: RevenueBaseRetrieved October 13, 2026
Founded
2009Source: RevenueBaseRetrieved October 13, 2026
Published list appearances
10 supported appearances ↗Source: RevenueBase lists
The company at a glance

What does Helen Koss Interiors do?

Helen combines strategic thinking and workplace design knowledge to create functional, people-centered environments.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

Who it serves

The studio has delivered office and co-working spaces for SBTech Global Ltd, Tradologic, and Playtech.

What the business offers

Services & capabilities.

Office interior design

The studio creates office environments through a data-driven design approach.

Source: LinkedIn company description · Retrieved October 13, 2026

Co-working space design

The studio has delivered co-working spaces for companies.

Source: LinkedIn company description · Retrieved October 13, 2026

Explore the business in context

Company lists.

Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.

Positions describe ordering within each source list. See how lists are built ↗

Share your recognition

Embeddable award for your website

BADGE PREVIEWHelen Koss Interiors listed #5 on Executive office designers, September 19, 2026Open the published source list.
Helen Koss Interiors

#5 Executive office designers

Snapshot: September 19, 2026

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Company information

Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 3, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 18, 2026, September 19, 2026, September 20, 2026, September 23, 2026, September 27, 2026 and September 28, 2026. How the company lists are built.

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