Loïs specializes in M&A, venture capital, private equity, startups, corporate restructuring, general contract (e.g. shareholders’ agreement, joint venture) as well as corporate and commercial law.

He regularly advises entrepreneurs, investors, venture capital and private equity firms on international and domestic private M&A transactions (both sell and buy side) as well as on financing round in various industries.

He assists SMEs in their ongoing corporate (e.g. corporate governance, employee participation) and commercial activities (e.g. drafting and negotiation of franchising agreement, distribution agreement, license agreement) as well as on corporate restructuring intra group.

Loïs successfully completed numerous M&A transactions as well as financing transactions from early stage to pre-IPO/trade sale.

About

Education
  • LL.M. cum laude in Banking, Corporate and Finance law, Fordham Law School, New York (2012)
  • Admitted to the Bar of the Canton of Neuchâtel (2008)
  • Master in Law, Neuchâtel University (2005)

Bar
  • Attorney-at-law, all Swiss Courts

Membership
  • Member of the Swiss Bar Association (SAV/FSA)
  • Member of the Bar of the Canton of Vaud (OAV)
  • Member of the Association genevoise de droit des affaires (AGDA)
  • SECA Member (Swiss Private Equity & Corporate Finance Association)

Languages
  • French
  • English

Professional Experience
  • Partner at Bonnard Lawson, Lausanne (since 2016)
  • Of Counsel, Swiss law firm, Lausanne-Geneva (2015-2016)
  • Senior associate, Jacquemoud & Stanislas, Geneva (2014-2015)
  • Associate, id est avocats Sàrl, Lausanne (2012-2014)
  • Associate, BCCC Avocats Sàrl, Lausanne-Geneva (2009-2011)

Publications

Ranking
  • Chambers Global Guide 2026 – (Corporate/M&A – Band 5)
    “Loïs Hainard is a great professional and highly skilled negotiator who is very savvy and smart. It is clear that he is respected on transactions and that his opinion matters.”
  • Chambers Europe Guide 2026 – (Corporate/M&A – Band 5)
    “Loïs Hainard is responsive, efficient and easy to work with. He handles complex issues with confidence and provides clear, practical advice.”
  • Legal500 EMEA 2026 – (Corporate/M&A – Band 4)
    “Loïs Hainard stands out for combining sharp legal judgement with genuinely commercial, execution-minded advice. In complex and time-sensitive matters, he is hands-on from term sheet to closing, framing options around value, risk allocation and stakeholder dynamics rather than theory.”
  • Legal500 EMEA 2025 – (Corporate/M&A – Band 4)
    “We worked with Loïs Hainard. We bought companies and Hainard gave us excellent advice. He is very professional and competent.”
  • Legal500 EMEA 2024 – recommended lawyer
    “The most important aspect for our business is efficiency, response times, and quality: all these qualities are present at Bonnard Lawson. In particular, we appreciate working with Loïs Hainard, who is always available at short notice and can provide high-quality advice and legal services.
  • Legal500 EMEA 2023 – recommended lawyer
    “This practice stands out for having all the attributes of a big, imposing firm while managing to remain personable and adaptable to each of its clients’ needs”.”
  • Legal500 EMEA 2022 – recommended lawyer
    “Loïs Hainard “offers practical solutions freeing himself from a theoretical point of view”.”
  • Legal500 EMEA 2021 – recommended lawyer
    “Loïs Hainard “has an enormous depth of knowledge”.”

Transactions and Cases
  • Advising Groupe Bader SA in connection with the alliance of Metabader SA and Paprec Swiss Group SA.
  • Advising an international group in the mining sector on a cross-border restructuring involving multiple jurisdictions.
  • Advising Groupe Bader SA on the acquisition of 100% of SITINDUSTRIE SA (indirectly 81.47% of Zwahlen & Mayr SA (SIX)).
  • Advising the sellers on the sale of Perennial SA to Howden Schweiz AG.
  • Advising the shareholders of a Western Switzerland-based group on the reorganisation of a portfolio of more than 25 companies.
  • Advising the sellers of C2B ELECTROTECHNIQUE Sàrl on the sale to Burkhalter Holding AG (SIX).
  • Advising a US company on the management buyout of its Swiss subsidiary by members of its management team.
  • Advising a client on the disposal of a minority stake in an international industrial group.
  • Advising a borrower on the negotiation of an art portfolio pledge agreement securing a USD 400M loan granted by a leading international bank.
  • Advising a pool of investors of AMF Medical SA on the sale of their shares to Tandem Diabetes Care (NASDAQ).
  • Advising Lundin Energy SA on Swiss corporate law aspects of the reorganisation related to the acquisition of Lundin Energy AB by Aker BP ASA.
  • Advising Rosablanche Ventures SA, as lead investor, on a CHF 10M Series A financing round in Foxstone SA.
  • Advising the sellers on the sale of SixSq SA to Ekinops France SA (Euronext).
  • Advising the sellers on the sale of Scitec Research SA to Eurofins Scientific SE.
  • Advising the sellers on the sale of Techwan SA to Everbridge Inc. (Nasdaq).
  • Advising the sellers on the sale of Andrew Alliance SA to Waters Corporation (NYSE).
  • Advising a Swiss investment fund on the acquisition and subsequent resale of a foreign industrial company.
  • Advising Andrew Alliance SA and its shareholders on a USD 14M Series C financing round.

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