dss⁺ is the operational transformation partner for complex and high-hazard industries. Driven by our purpose, we help organisations achieve breakthroughs in safety, performance and sustainability that build business endurance and ensure long-term success. We engage deeply within organisations to empower teams to shift mindsets, shape cultures, and establish the capabilities required at every level. We combine technical expertise and operational experience with a people-centred approach and data-driven insight.
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dss+ Questions
The dss+ annual revenue was $75.1 million in 2026.
Davide Vassallo is the CEO of dss+.
1,195 people are employed at dss+.
dss+ is based in Le Grand Saconnex, Geneva.
The NAICS codes for dss+ are [541, 541614, 54161, 54, 5416].
The SIC codes for dss+ are [87, 874, 8748].
Top dss+ Employees
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Davide Vassallo
Chief Executive Officer at dss+
Geneva, GE, CH35+ -
Mathieu Leduc
Managing Director at dss+
Geneva, GE, CH12 -
Phil Gautrin
General Manager - USA at dss+
United States11 -
12
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David Rochat
Global Director Sustainability Services at dss+
Geneva, GE, CH33 -
Romulo Jabbour
Head of Finance, Americas at dss+
Miami, FL, US21 -
31
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Sean Jump
North American Director, Oil and Gas at dss+
Houston, TX, US33 -
25+
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