Holding Companies

Seedamm-Immobilien AG 

Pfäffikon Sz · Since 1976

Seedamm-Immobilien AG operates the Seedamm-Center and presents the shopping centre on its website, including retail stores, food outlets, services and events. The site provides information on tenants, centre services (e.g. children’s play area, Tesla Supercharger), promotions and contact details.

Seewarte Holding AG 

Zug · Since 2008

Segetis AG 

Root D4 · Since 2008

The core activity of Segetis AG is the management of share registers and the organization of general meetings for joint-stock companies. To this end, they also offer a specialized software called Sharelog, which simplifies share register management.

S&E Holding AG 

Schöftland · Since 2021

S&E Holding AG is a holding company that acquires and manages participations in other enterprises, may establish branches, trade property and provide financing. The group includes subsidiaries engaged in the manufacture and distribution of sport and award trophies and in engraving and personalization services.

Selecta Group Management AG 

Cham · Since 2021

Selecta Group Management AG provides fully managed self‑serve retail solutions, including office and commercial coffee and hot‑drink services, vending machines and smart‑fridge grab‑and‑go solutions, water dispensers, together with technical support, payment and financing services.

Sellita Holding SA 

Le Crêt-Du-Locle · Since 2003

Sellita Holding SA develops, manufactures and assembles mechanical automatic watch movements (Swiss Made). The company operates vertically integrated production—including raw-movement fabrication, finishing services and in‑house laboratories—and supplies calibers such as the SW200-2 Power+ to watch brands.

selopa ag 

Steinhausen · Since 2003

selopa ag organises the SELOPA (Secret Location Party) event series, producing invitation‑only parties at secret locations with curated DJ sets and live shows. The organisers manage guest selection, event registrations and reservations, and handle communications via social‑media channels such as Instagram and email.

Sel & Poivre Group Sàrl 

Sion · Since 2020

Semadeni Industry Group AG 

Ostermundigen · Since 2013

Semadeni Industry Group AG develops, manufactures and distributes a wide range of plastic products such as bottles, cans, bags, containers and pallets. The company provides manufacturing and service capabilities including design and development, toolmaking, injection and blow moulding, welding and machining, packaging and labelling, quality assurance and logistics, and operates an online shop.

Sena Plastics Holding AG 

Aesch Bl · Since 2015

Sena Plastics Holding AG is a plastics-processing company that develops and manufactures custom plastic parts, tanks and plant components, and provides plastic linings, shut-off valves and pressure-retention valves.

Lynx Switzerland SA 

Muri B. Bern · Since 2015

Senft AG 

Zurich · Since 1966

Senft AG is a real estate firm that rents offices and apartments in historic buildings. The company also provides property management, sales brokerage and property valuation services.

SENIA Consulting und Investments AG 

Freienbach · Since 2016

SENIA Consulting und Investments AG provides management consulting to SMEs with a focus on general management, manufacturing and supply chain management. The company offers management services and takes equity stakes in and provides financing to companies.

Senn & Partner Holding AG 

St. Gallen · Since 1977

Sensalis GmbH 

Zurich · Since 2003

The core activity of Sensalis GmbH is the provision of project management and financial advisory services, particularly in the areas of initial public offerings (IPOs), project financing, and corporate financing. Specifically, this includes the areas of: financial advisory and engineering, implementation of internal control systems and processes, IPO and listing advisory, structuring of debt and complex financial instruments, and advisory services for private equity, venture capital, and real asset transactions. The company supports its clients in implementing processes and procedures, creating cash flow and valuation models, and reviewing valuations.

Sensortec Holding AG 

Murten · Since 2021

Sensortec Holding AG supplies sensors, room and plant probes and system components for building automation and industrial applications. Offerings include KNX components, ceiling sensors, smoke detectors, IoT/LoRaWAN solutions, explosion-protection products, and an online shop with support services.

SEP Schweiz Holding AG 

Aarberg · Since 2018

The core activity of SEP Schweiz Holding AG consists of investing, managing and selling participations in the field of sustainable energy, as well as acquiring, managing and disposing of real estate.

Seqirus AG 

Basel · Since 2014

Seqirus AG is the vaccines division of CSL that develops, manufactures and supplies influenza vaccines for seasonal use and for pandemic response.

SERENITY RETURN SA 

Blonay · Since 2024

SERENITY RETURN SA is an opportunistic small- and mid-cap private equity fund focused on acquisitions, particularly succession transactions. It also provides advisory services in M&A, strategy consulting and turnaround management, and pursues investments in sectors such as luxury goods, real estate development, special situations and distressed assets.

Serviceplan Group Switzerland AG 

Zurich · Since 2015

Serviceplan Group Switzerland AG is a communications group providing integrated marketing and communication services. It combines creativity, media and technology and offers strategy & consulting, creative & content, media & data and platform & technology services; its brands include Serviceplan, Mediaplus and Plan.Net.