Completed · Portugal · Construction and engineering
Artelia acquires SOPSEC.
French engineering and project management group Artelia announced on 8 September 2026 that it has acquired SOPSEC, a building engineering firm headquartered in Porto with an office in Lisbon. The deal adds design, project management and site supervision capacity to Artelia's existing presence in Spain and Portugal. The deal completed on 8 September 2026.
SigningDay 100
Announced 8 September 2026 · Day 100 on 17 December 2026
- Buyer
- Artelia Group ·Saint-Ouen-sur-Seine, France
- Target
- SOPSEC ·Porto, Portugal
- Type
- Acquisition
- Announced
- 8 September 2026
- Completed
- 8 September 2026
- Value
- Not disclosed
- People
- more than 150
- Last checked
- 28 October 2026
The people side in Portugal
- In a transfer of a business or economic unit, staff move to the buyer with all their rights; the seller is jointly liable for two years for debts due at transfer. Labour Code (Código do Trabalho), article 285
- Seller and buyer inform staff representatives, or staff where there are none, in writing at least 10 working days before consultation; the transfer waits seven working days after consultation ends. Labour Code (Código do Trabalho), articles 285 and 286
- An employee facing serious harm, such as a financially weak buyer, may object in writing within five working days after consultation ends, and then stays with the seller. Labour Code (Código do Trabalho), article 286-A
- Deals above the Portuguese thresholds, such as combined turnover in Portugal over EUR 100 million with two parties above EUR 5 million each, may not close before clearance. Competition Act (Lei 19/2012), articles 37 and 40
- Where the deal needs EU merger clearance, the buyer may not implement it before clearance. EU Merger Regulation (Council Regulation (EC) No 139/2004), article 7
Sources
- Artelia press release, 8 September 2026 (primary source)
- Batiweb, 8 September 2026
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