![Diego Brüesch](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Diego Brüesch
Director/Board Member at
BURKHALTER HOLDING AG
Net worth: 53 M $ as of 30/09/2026
Profile
Diego Brüesch is currently Chairman at Brüesch Holding AG, Quality Immobilien AG, Morgental Immobilien AG, Hober AG, Illhag Immobilien AG, and Guyer Wärme und Wasser AG (since 2023).
Mr. Brüesch is also Executive Director at Burkhalter Holding AG since 2022.
Former positions include Chairman at Poenina Holding AG and Chairman at Caleira AG.
Education includes an MBA from the University of St. Gallen.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 31/12/2025 | 359,459 ( 3.37% ) | 53 M $ | 30/09/2026 |
Diego Brüesch active positions
| Companies | Position | Start |
|---|---|---|
| BURKHALTER HOLDING AG | Director/Board Member | 01/01/2022 |
Guyer Wärme und Wasser AG
 Guyer Wärme und Wasser AG Part of Guyer Holding AG, Guyer Wärme und Wasser AG is a Swiss building technology service company specializing in comprehensive heating, cooling, sanitary, and ventilation solutions for new constructions, renovations, and refurbishments. The company is based in Zurich, Switzerland. The company offers end-to-end services from planning and design using digital tools to installation, maintenance, and emergency support. Its portfolio includes heating system renovations, solar thermal collectors, wood heating, heat pumps, district heating connections, residential ventilation, bathroom remodeling, water damage restoration, and water quality management. Guyer Wärme und Wasser promotes renewable energy integration and provides customer service offerings such as remote monitoring systems for early fault detection and efficient maintenance. | Chairman | 01/01/2023 |
Quality Immobilien AG | Chairman | - |
Morgental Immobilien AG | Chairman | - |
Hober AG | Chairman | - |
Illhag Immobilien AG | Chairman | - |
Brüesch Holding AG
 Brüesch Holding AG Real Estate Investment TrustsFinance Provides real estate investment services | Chairman | - |
Former positions of Diego Brüesch
| Companies | Position | End |
|---|---|---|
Caleira AG | Chairman | 01/01/2020 |
| POEA HOLDPAR | Chairman | - |
Education of Diego Brüesch
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
8
1st degree connections
10
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 10 |
|---|---|
Burkhalter Holding AG
 Burkhalter Holding AG Engineering & ConstructionIndustrial Services Provides electrical engineering services to the construction sector | Industrial Services |
University of St. Gallen
 University of St. Gallen Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Guyer Wärme und Wasser AG
Guyer Wärme und Wasser AG Part of Guyer Holding AG, Guyer Wärme und Wasser AG is a Swiss building technology service company specializing in comprehensive heating, cooling, sanitary, and ventilation solutions for new constructions, renovations, and refurbishments. The company is based in Zurich, Switzerland. The company offers end-to-end services from planning and design using digital tools to installation, maintenance, and emergency support. Its portfolio includes heating system renovations, solar thermal collectors, wood heating, heat pumps, district heating connections, residential ventilation, bathroom remodeling, water damage restoration, and water quality management. Guyer Wärme und Wasser promotes renewable energy integration and provides customer service offerings such as remote monitoring systems for early fault detection and efficient maintenance. | |
Poenina Holding AG
 Poenina Holding AG Engineering & ConstructionIndustrial Services Provides building technology and shell services which includes plumbing, heating, ventilation and roofing | Industrial Services |
Brüesch Holding AG
Brüesch Holding AG Real Estate Investment TrustsFinance Provides real estate investment services | Finance |
Quality Immobilien AG | |
Morgental Immobilien AG | |
Hober AG | |
Illhag Immobilien AG | |
Caleira AG |
- Stock Market
- Insiders
- Diego Brüesch
