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PvL Partners AG 

Zurich · Since 2012

PvL Partners AG is a management consulting firm focused on organizational development. It helps clients translate strategy into structure and culture by designing operating models, shaping values and behaviours, and supporting implementation and activation.

QS Marketing Plan GmbH 

Zurich · Since 2021

The company's core activity is providing online marketing services, including: web design and graphic design, content marketing (creation of engaging content), email marketing, search engine optimization (SEO), analysis of web traffic and conversions, management of social media channels, and development of online advertising campaigns. The company supports customers in increasing their visibility on the internet and helps them improve their online presence.

QuantCo Schweiz GmbH 

Zurich · Since 2017

QuantCo Schweiz GmbH provides data science, engineering, and economics services to help organizations turn data into decisions. Its product offerings include algorithmic pricing, data-driven claims management, and high-dimensional forecasting solutions for organizations in the financial, retail, industrial, and healthcare sectors.

Quantis Sàrl 

Zurich · Since 2013

Quantis Sàrl is an environmental sustainability consulting firm that helps organisations measure and assess environmental impacts and evaluate climate and nature risks. It develops mitigation, restoration and adaptation strategies, supports supply‑chain transformation and advises on sustainability reporting, communications and digital tools to operationalise environmental metrics.

Radgenossenschaft der Landstrasse 

Zurich · Since 1986

Radgenossenschaft der Landstrasse is the umbrella organisation of Jenische and Sinti, serving as their self-organisation and a competence centre. It also represents and supports the interests of Roma and Jenische across Europe and is recognised and subsidised by the federal government.

Reipro Handels AG 

Zurich · Since 2009

Reipro Handels AG provides cleaning services and property maintenance and supplies cleaning chemicals, machines and equipment for building care. Their services include routine cleaning, construction/renovation cleaning, specialist cleaning and tasks such as garden maintenance, stairwell cleaning and winter services.

REMA Elektro AG 

Zurich · Since 2004

The core activity of REMA Elektro AG is the planning and implementation of electrical installations in the areas of high and low voltage, particularly in residential, commercial and industrial construction, as well as the performance of service and repair work for electrical systems.

René Brunner, dipl. WP 

Zurich · Since 2020

René Brunner, dipl. WP provides fiduciary and audit services, including statutory and limited audits, anti‑money‑laundering and supervisory reviews, tax advice, corporate consulting, and accounting/bookkeeping services; registered audit expert (RAB No. 502520).

Limmat Audit AG 

Zurich · Since 1992

Limmat Audit AG provides audit, tax and fiduciary services, including statutory and limited audits for AGs, GmbHs, foundations and associations, as well as reviews related to anti‑money‑laundering rules and supervisory organisations. Services also include tax return preparation and representation, bookkeeping and annual financial statements, and corporate advisory such as formation, restructuring and succession planning.

Retina Suisse 

Zurich · Since 2008

The core activity of Retina Suisse is to support and advise people with retinal diseases, particularly retinitis pigmentosa (RP), macular degeneration and Usher syndrome. This includes: personal counseling and support for those affected and their families; organization of discussion groups and information events; creation and dissemination of information materials and publications; support for research projects and scientific studies; operation of a patient registry and creation of scientific recommendations. The company is financed through membership fees, donations, legacies and public funds, and is committed to transparency and independence in its work.

REYL Overseas AG 

Zurich · Since 2009

REYL Overseas AG advises U.S. clients on international investment diversification and provides investment advisory and wealth management services. It is registered with the U.S. Securities and Exchange Commission as an investment adviser and licensed in Switzerland as a portfolio manager; services include discretionary and advisory portfolio management, multi‑currency solutions, estate planning, access to legal and tax advisory, and portfolio consolidation and custody arrangements.

Rheumaliga Schweiz 

Zurich · Since 1968

Rheumaliga Schweiz provides information and counselling on rheumatic diseases and maintains patient-focused resources. The organisation runs courses and events and offers support services such as fall-prevention programmes, self-help groups, a therapist search and a shop for assistive products.

Rhomberg Sersa Rail AG 

Zurich · Since 1952

Rhomberg Sersa Rail AG provides railway engineering and construction services, offering project planning and execution for track and tunnel works. Its services include mechanised and commercial track construction, tunnel renovation and project delivery, as well as maintenance, rail vehicle services, machines and construction materials.

RIBA Verwaltungen GmbH 

Zurich · Since 2015

The core activity of RIBA Verwaltungen GmbH is professional and personal property management.

Roger Hubmann - Happy Students 

Zurich · Since 2019

Roger Hubmann - Happy Students resells and implements competence-oriented learning software, acting as a certified partner for CYPHER Learning. Services include implementation, training and operational support, as well as the use of generative AI tools for rapid development of digital training content for companies, educational providers and consultants.

Roman Kälin 

Zurich · Since 2024

Roman Kälin is an Emmy‑nominated director, visual effects artist and animator. He co‑runs the studio PULK, which provides visual effects and animation services.

Romeo GmbH 

Zurich · Since 2002

The core activity of Romeo-Fashion GmbH is the manufacture and sale of tailored men's fashion, particularly business and leisure clothing, including wedding suits, dress shirts, chinos and shoes.

Rösch GmbH 

Zurich · Since 2021

The core activity of Rösch GmbH is to support industrial, construction and craft companies in acquiring qualified specialists and acquiring new customers through digital marketing strategies. In particular, the company focuses on the placement of specialists who are not actively looking for a new job, but are reached through targeted social media campaigns and self-learning algorithms.

Rotpunktverlag AG 

Zurich · Since 1997

Rotpunktverlag is a publishing house whose core activity is the publication and distribution of books. The company supports authors, produces and distributes books, offers editing and press services, and organizes events. The publishing house focuses on various areas, including non-fiction books, literary studies, and cultural studies.

RTP GmbH 

Zurich · Since 2006

RTP GmbH is a web agency focused on technical implementation and the development of custom web applications, content management systems (TYPO3, Neos) and e‑commerce solutions. Services include backend and frontend development, API integration, hosting, and CMS operation and upgrade services for businesses and organisations.