Finance & Insurance

Siegenthaler Revision AG 

Worblaufen · Since 2004

Siegenthaler Revision AG provides audit, fiduciary and tax services, performing limited and statutory audits under the Swiss Code of Obligations and audits under Swiss GAAP FER. Services include bookkeeping, payroll and VAT administration, tax filings and reviews, company valuations and advisory support for company formation, restructuring and succession; certain social insurance audits are carried out via the sister company Capol, Siegenthaler & Partner AG.

SIGA Holding AG 

Ruswil · Since 2000

SIGA Holding AG manufactures building-envelope products such as vapour control layers, membranes, adhesive tapes and adhesives and sealants. The company supplies these products along with technical services—training, webinars, local advisors and a dealer network—to support airtight and windtight construction and energy-efficient building envelopes.

SIGNAL IDUNA Rückversicherungs AG 

Zug · Since 2003

The core activity of SIGNAL IDUNA Reinsurance Ltd (SI Re) is reinsurance, particularly in the non-life sector, with a focus on European markets. The company offers its customers a reliable and long-term reinsurance alternative and supports them in meeting their business requirements.

sigura treuhand GmbH 

Lucerne · Since 2008

sigura treuhand GmbH provides fiduciary and advisory services including company formation, business consulting/controlling and succession planning. Its services include bookkeeping, annual financial statements, payroll, tax advice, tax returns, VAT accounting and guidance on Vorsorgeauftrag (advance financial/guardianship mandates).

simatec Holding AG 

Wangen An Der Aare · Since 2023

simatec Holding AG develops and sells products and solutions for the mounting, dismounting and maintenance of rolling bearings. Its range includes automatic lubricators (simalube), induction heaters (simatherm), tool sets (simatool) and digital services such as the "simatec World of Maintenance" platform.

Sipag Holding GmbH 

Olten · Since 2022

Sipag Holding GmbH supplies cantilever racking systems for the storage of long and bulky goods and provides an online configurator for custom rack solutions. The company offers hot‑dip galvanized or powder‑coated finishes, static calculations according to applicable standards, and long‑term availability of spare and expansion parts.

SiriusPoint International Försäkringsaktiebolag (publ), Stockholm, Zurich Branch 

Zurich · Since 1996

SiriusPoint International Försäkringsaktiebolag (publ), Stockholm, Zurich Branch is a branch of SiriusPoint that underwrites insurance and reinsurance. It provides primary property & casualty and accident & health insurance, offers treaty and facultative reinsurance, and supports insurance programs and partnerships with managing general agents (MGAs).

SiriusPoint International Advisory Zurich GmbH 

Zurich · Since 2018

SiriusPoint International Advisory Zurich GmbH provides insurance and reinsurance underwriting and related services, including primary insurance and reinsurance. The company also supports insurance programs and managing general agents (MGAs) and offers claims-related services.

SIRIUS Wealth Management AG 

Stein Ar · Since 1995

SIRIUS Wealth Management AG is an asset management and financial advisory firm providing discretionary portfolio management, financial analysis, risk management and family office services. Its offerings include conservative, balanced and dynamic investment strategies, ESG-focused investments, use of artificial intelligence in analysis, and exposure to technology, biotechnology and commodity (e.g. gold mining) investments.

Sirius Vermögensverwaltung AG 

St. Gallen · Since 1997

Sirius Vermögensverwaltung AG is an asset management and financial advisory firm offering discretionary portfolio management, financial analysis, risk management and family-office services. It serves private and professional investors, uses artificial intelligence in its analyses and incorporates ESG criteria and commodity exposures into its investment approaches.

SLF LITIGATION FINANCE SPV I LTD, Londres, succursale de Genève 

Geneva · Since 2024

SLF LITIGATION FINANCE SPV I LTD, Londres, succursale de Genève provides third‑party litigation and arbitration funding, financing legal and external costs in exchange for a share of any recovery and assuming the financial risk if a case is lost. It can intervene at any stage of proceedings and considers funding for individuals and corporations in areas such as commercial disputes, insolvency and asset recovery, IP, contract and financial crime disputes.

SM Treuhand Salvatore Mortati 

Sarmenstorf · Since 2015

The core activity of SM Treuhand is the provision of trust services, particularly in the areas of accounting, taxes and payroll. The company offers support in bookkeeping, tax matters and the incorporation of companies.

Société Générale, Paris, Zweigniederlassung Zürich 

Zurich · Since 1999

Société Générale, Paris, Zweigniederlassung Zürich provides services in investment banking, capital markets, transaction banking, securities services and mobility/fleet management (Ayvens). The branch serves corporates, financial institutions, the public sector, independent asset managers and family offices, offering access to the Group’s international network.

sodalis gesundheitsgruppe 

Visp · Since 1997

The company's core activity is the brokerage and management of health insurance, including basic insurance, supplementary insurance, accident insurance and special insurance models for different life phases and needs. The company also provides consulting and support services for the selection and management of insurance products.

SOFIREGE & ASSOCIES SA 

Geneva · Since 2007

SOFIREGE & ASSOCIES SA is a fiduciary and audit firm offering bookkeeping, payroll administration, preparation of financial statements, budgeting and financial planning, and implementation of internal control systems. The firm also provides statutory audits, accounting expertise and company valuations, tax advice and planning, and additional services such as wealth management, board representation and company domiciliation.

SOFIREGE SA 

Geneva · Since 1996

SOFIREGE SA is a fiduciary firm providing bookkeeping, payroll administration, account-closing support and preparation of financial statements. It also offers accounting expertise including business valuation and judicial expertise, tax advice and planning, wealth management, company domiciliation and statutory audit services.

SOGECO International Brothers Holding SA 

Paradiso · Since 2023

SOGECO International Brothers Holding SA is a company that trades, leases and customizes ISO shipping containers and provides related transport, storage and conversion services. Its offerings include new, one‑trip and second‑hand containers, refrigerated units and modular housing/office container systems.

SoHa Treuhand AG 

Zurich · Since 2020

The core activity of SoHa Treuhand AG is the provision of trust and accounting services, including the digitization and automation of accounting processes, as well as consulting and support for companies in the areas of accounting, payroll accounting, taxes, and corporate consulting.

S.O.I. - Strategic Opportunity Investment AG 

Otelfingen · Since 2021

The core activity of S.O.I. AG (Strategic Opportunity Investment AG) is the brokerage of mortgage financing and the consulting of intermediaries, credit institutions and general and total contractors in the financial sector. The company offers exclusive consultancy services and supports its customers in the professionalization and digitization of their business processes.

Soleal Unternehmerkapital AG 

Zurich · Since 2017

Soleal Unternehmerkapital AG acquires majority stakes in small and medium-sized enterprises and follows a long-term holding approach. The firm invests its founders' private capital in succession cases, carve-outs and other special situations, and supports portfolio companies with operational development, consolidation and internationalization.

Solida Versicherungen AG 

Zurich · Since 1982

The core activity of SOLIDA is the provision of insurance services, particularly in the areas of accident insurance, business and corporate customer insurance, as well as travel insurance. The company offers both mandatory and supplementary insurance products to provide customers with long-term security and financial protection.

Solway Industries Swiss AG 

Zug · Since 2014

Solway Investment Group GmbH 

Zug · Since 2015

Sound Capital AG 

Zurich · Since 2012

Sound Capital AG provides wealth management services including portfolio management, investment advisory and comprehensive wealth‑management solutions for private and institutional clients. The firm states it offers discretionary asset management, investment advice and family‑office style services and indicates it is regulated by FINMA.

Sparkasse Schwyz AG 

Goldau · Since 1985

Sparkasse Schwyz AG is a regional bank that provides a full range of banking services for private and corporate clients, including accounts, savings products, mortgages, investment advice and asset management. The bank also offers e-banking, card services and operates several branches in Central Switzerland.

Sparkasse Schwyz AG 

Schwyz

Sparkasse Schwyz AG is a bank offering a full range of banking services for private and corporate clients, including accounts, savings and pension products, investment advice and asset management, financing solutions, and digital banking and card services.

Sparkasse Schwyz AG 

Brunnen · Since 1995

Sparkasse Schwyz AG is a regional bank offering a range of banking services, including deposit and savings accounts, payment solutions and card products, mortgages and financing, as well as asset and wealth management services.

Spar- und Leihkasse Wynigen AG 

Wynigen · Since 1926

The core activity of Spar- und Leihkasse Wynigen is the provision of financial services, including: account and deposit management (account overview, youth account, corporate account, rental deposit account), saving and investing (savings, cash bonds, investments), financing (mortgages, loans), pension planning (2nd pillar, 3rd pillar), payment transactions (bank cards, form orders, e-banking, mobile banking app), and financial planning and consulting. The company thus offers a wide range of banking services tailored to the needs of private individuals and companies.

SPGI Investments SA 

Geneva · Since 2024

SPGI Investments SA is mentioned on the spg partner website as one of the entities that joined to form spg partner. It provides commercial real estate consultancy and brokerage services, including valuation and advisory, capital markets, and tenant and landlord representation across retail, office and industrial/logistics sectors for institutional, corporate and private clients.

Spicehaus Partners AG 

Zug · Since 2018

Spicehaus Partners AG is an independent venture capital investor focusing on early-stage technology companies. It primarily invests in B2B software after a successful proof of concept, often acting as lead investor and advising the Spicehaus venture funds.

Spicehaus Ventures AG 

Zug · Since 2017

Spicehaus Ventures AG is a venture capital investor and fund advisor. The firm focuses on early-stage technology companies—particularly B2B software—and typically invests after a successful proof of concept. It often acts as lead investor and works actively with portfolio companies on growth and scaling.

Squar SA Partenaires Associés 

Marin-Epagnier · Since 2000

The company provides independent financial advisory services, particularly in the areas of retirement planning, pillar 3, insurance, mortgages, real estate and wealth management. It acts as a neutral intermediary and works with various partners to offer customers the best solutions.

SSI Wealth Management AG 

Bäch Sz · Since 2010

The core activity of SSI Wealth Management AG is wealth management and investment consulting for private and institutional clients, including portfolio management, investment advisory and risk management.

Steffen Treuhand 

Zofingen · Since 1988

Steffen Treuhand provides fiduciary and accounting services, including financial accounting, accounts receivable and payable, annual accounts and advisory services on business and financial matters. Its offerings also include IT solutions (ABAWEB), budgeting, investment and capital procurement, and services for company formation, liquidation and due diligence.

Steffen Treuhand AG 

Zofingen · Since 1997

Steffen Treuhand AG provides fiduciary and accounting services, including financial accounting, annual financial statements, budgeting, cost accounting, and accounts receivable/payable. The company also offers business advisory services such as business plans, due-diligence reviews, company formations and liquidations, as well as IT-based solutions (ABAWEB) and seminars.

Steuerberatung Spack-Herren 

Schwarzenburg · Since 2016

The core activity of the company 'Steuerberatung Spack' is the provision of services in the field of tax consulting and accounting, including the preparation of tax returns and the advice of clients on tax matters.

Stieger Treuhand AG 

Jona · Since 2005

The core activity of Stieger Treuhand AG is the provision of services in the areas of trust accounting, tax consulting, auditing, business consulting, legal consulting and real estate consulting, in particular for small and medium-sized enterprises from all industries.

Stiftung Alterszentrum Moosmatt, Murgenthal 

Riken Ag · Since 1965

Stiftung Alterszentrum Moosmatt, Murgenthal is a care centre offering residential nursing, support services and senior apartments, including assisted-living units in an adjacent building. Services include medical and nursing care, meals, organised activities and wheelchair-accessible facilities.

Stiftung zur Unterstützung der beruflichen Vorsorge der SUISA 

Zurich · Since 1965

Stiftung zur Unterstützung der beruflichen Vorsorge der SUISA provides pension and support payments to SUISA authors and publishers under specified conditions. The foundation is mainly financed by a 7.5% deduction on distributions for performance and broadcasting rights and related claims in Switzerland and Liechtenstein, and it also provides one‑time emergency assistance.

Storz-Endoskop GmbH 

Schaffhausen · Since 1971

Storz-Endoskop GmbH provides endoscopic instruments, imaging solutions and OR integration systems across multiple medical specialties. The offering includes products for human and veterinary medicine, customer service and repair, training programs, and an online catalog with detailed product documentation.

STRUFA Group AG 

Obernau · Since 2014

STT PLUS AG, Kompetenzzentrum für Vorsorge- und Versicherungslösungen 

Zurich · Since 2013

The core activity of STT PLUS AG is the brokerage of insurance solutions and pension products as an independent insurance broker. The company offers personal customer consulting and support in the areas of property and technical insurance, pension planning and financial planning.

STUDIO FIDUCIARIO E IMMOBILIARE ROBERTA PANTANI TETTAMANTI SA 

Chiasso · Since 2009

The core activity of Studio Fiduciario e Immobiliare PANTANI TETTAMANTI SA encompasses the following areas: * Fiduciary Services: The company offers fiduciary services, including asset management and trust services. * Real Estate: The company is active in the real estate sector and provides services such as property management, real estate brokerage, and property management. * Art Management: The company also offers art management services, including consulting and brokerage of artworks. * Corporate Consulting and Tax Consulting: The company provides consulting services for companies and individuals in the areas of corporate management, taxes, and finance. Overall, the core activity of the company can be described as a combination of fiduciary, real estate-related, and artistic services.

Studio Fiduciario Pagani SA 

Lugano · Since 2001

The core activity of Pagani Group is the provision of services in the fields of finance, real estate, and corporate consulting. Specifically, this includes: Financial services: asset management, investment advice, financial planning and analysis; Real estate services: property management, brokerage and investment; Corporate consulting: tax consulting, legal consulting, corporate governance and strategy; Family Office: services for private individuals and families, including asset management, tax planning and optimization. The company offers these services through various subsidiaries, including Studio Fiduciario Pagani SA, Open Partners Asset Management SA, P&M Real Estate SA and SFP Asset Management Pte Ltd.

Sturo Holding AG 

Weinfelden · Since 2012

Sturo Holding AG is referenced on the company website sturo.ch in connection with Sturo AG Kunststoffwerk; the site describes manufacturing of technical plastic components by injection moulding and services such as toolmaking, prototyping, series injection-mould production, assembly and surface treatment.

SUISA, Genossenschaft der Urheber und Verleger von Musik 

Zurich · Since 1941

SUISA, Genossenschaft der Urheber und Verleger von Musik represents the rights of composers, lyricists and music publishers and administers collective licensing for public uses of musical works. It collects license fees from music users, distributes royalties to rightsholders and cooperates with international sister societies and digital services such as Mint Digital Services.

SAS Tax Experts GmbH 

Zug · Since 2021

SAS Tax Experts GmbH provides US and Swiss tax preparation and advisory services for individuals and businesses. Services include preparation of US federal and state returns and Swiss cantonal returns, corporate tax, VAT and payroll accounting, support with US GAAP/Swiss GAAP FER/OR/IFRS reporting, and Certified Acceptance Agent (CAA) and IRS document certification services.

SVAG Schweizer Vermögensberatung Holding AG 

Zurich · Since 2021

SVAG Schweizer Vermögensberatung Holding AG provides comprehensive wealth and financial advisory services, including Allfinanz (cross‑industry) advice, financial coaching, and planning for investments, pension provision and insurance cover. The firm performs individual financial analyses, develops tailored financial concepts and supports clients through long‑term personal advisors. It is part of the DVAG Deutsche Vermögensberatung Group.

Swisscanto Flex Sammelstiftung der Kantonalbanken 

Glattbrugg · Since 2008

The company's core activity is asset management and the provision of pension solutions in the area of occupational pension provision, including the management of fund products and the provision of services in the area of retirement planning.

SwissEva SA 

Geneva · Since 2011

SwissEva SA is a fundraising advisory firm that supports startups in raising capital and provides targeted introductions to active investors. Services include pitch‑deck preparation, financial modelling, investor introductions, due‑diligence support and term‑sheet negotiation, offered in tiered packages with a success‑fee pricing model.