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Key contacts
Partner: Dr. Marcus Peter
Partner: Andreas Heinzmann
Partner: Dr. Philipp Mössner
Partner: Anna Gassner
Partner: Dr. Manuel Fernandez
Partner: Valerio Scollo
Local Partner: Anna Lindner
Local Partner: Corinna Schumacher
Local Partner: Daniel Nerl
Quick facts
Partners (Luxembourg)

10

Other qualified lawyers (Luxembourg)

20+

Total number of lawyers (Luxembourg)

30+

Number of lawyers (worldwide)

250+

Languages

English, German, French, Luxembourgish, Chinese, Italian, Greek, Turkish, Russian, Portuguese, Spanish, Somali, Finnish

Key practice areas
Banking
Capital markets
Financial and corporate
Financial services regulatory
Investment funds
Restructuring and insolvency
M&A
Restructuring and insolvency
Capital markets
Firm overview

GSK Stockmann is a leading independent European corporate law firm with over 250 professionals  across our offices in Germany, Luxembourg and the UK.

GSK Stockmann is the law firm of choice for Real Estate and Financial Services. In addition, we have deep-rooted expertise in key sectors including Funds, Capital Markets, Public, Mobility, Energy and Healthcare. For international transactions and projects, we work together with selected reputable law firms abroad. Our advice combines an economic focus with entrepreneurial foresight. That is what is behind: Your perspective.

More about us: www.gsk-lux.com

Areas of practice

In Luxembourg, GSK Stockmann is the trusted adviser of leading financial institutions, asset managers, private equity houses, insurance companies, corporates and FinTech companies, with both, a local and international reach.

Our lawyers advice domestic and international clients in relation to Banking & Finance, Capital Markets, Corporate/M&A and Private Equity, Investment Funds, Real Estate, Regulatory and Insurance as well as Tax.

Client feedback

“GSK have been very responsive and displayed solid understanding of what was a very bespoke structure.”

“Organized team, professional and well informed.”

“Efficient, smart and delivered great results for reasonable fees.”

“Good understanding of the client's needs. Good personal relationship. Fair partnership.”

Connect with us
Other offices

All locations

GSK Stockmann | Munich
T: +49 89 288174 0
muenchen@gsk.de

GSK Stockmann | Berlin
T: +49 30 203907 0
berlin@gsk.de

GSK Stockmann | Frankfurt (Main)
T:+49 69 710003 0
frankfurt@gsk.de

GSK Stockmann | Hamburg
T: +49 40 369703 0
hamburg@gsk.de

GSK Stockmann | Heidelberg
T:+49 6221 4566 0
heidelberg@gsk.de

GSK Stockmann | London
T +44 20 4512 6869
london@gsk-uk.com

Address:
GSK Stockmann SA
44, Avenue John F. Kennedy
L-1855
Tel:+352 2718 0200 Fax:+352 2718 0211 Email:Contact Us Web Address:http://www.gsk-lux.com
Rankings published in 2026
Banking
Tier 4
32 firms ranked
View full list

Tier 1

A&O Shearman
11 practice areas
View profile
Arendt & Medernach
10 practice areas
View profile
Clifford Chance
10 practice areas
View profile
Elvinger Hoss Prussen
11 practice areas
View full profile
Linklaters
9 practice areas
View profile

Tier 2

BSP
7 practice areas
View profile
DLA Piper Luxembourg
8 practice areas
View profile
Loyens & Loeff
11 practice areas
View full profile
NautaDutilh
10 practice areas
View profile

Tier 3

Baker McKenzie
8 practice areas
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Bonn & Schmitt
8 practice areas
View profile
Dentons
10 practice areas
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Luther
9 practice areas
View full profile
Ogier
6 practice areas
View full profile
Stibbe
7 practice areas
View full profile

Tier 4

Brucher Thieltgen & Partners
8 practice areas
View full profile
CMS Luxembourg
7 practice areas
View full profile
Dupont Partners
4 practice areas
View profile
GSK Stockmann
9 practice areas
View full profile
MOLITOR Avocats à la Cour
9 practice areas
View full profile
Norton Rose Fulbright
7 practice areas
View profile
Vandenbulke
5 practice areas
View full profile

Notable

AKD
7 practice areas
View full profile
Ashurst Perkins Coie
3 practice areas
View profile
Brouxel & Rabia
9 practice areas
View profile
Kleyr Grasso
8 practice areas
View profile
Linari Law Firm
7 practice areas
View profile
Maples Group
4 practice areas
View profile
Pinsent Masons
1 practice area
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Simmons & Simmons
5 practice areas
View profile
Strelia
4 practice areas
View profile
White & Case
6 practice areas
View profile
Capital markets
Tier 2
18 firms ranked
View full list

Tier 1

Arendt & Medernach
10 practice areas
View profile
Clifford Chance
10 practice areas
View profile
Elvinger Hoss Prussen
11 practice areas
View full profile
Linklaters
9 practice areas
View profile

Tier 2

A&O Shearman
11 practice areas
View profile
GSK Stockmann
9 practice areas
View full profile
Loyens & Loeff
11 practice areas
View full profile
Stibbe
7 practice areas
View full profile

Tier 3

BSP
7 practice areas
View profile
DLA Piper Luxembourg
8 practice areas
View profile
NautaDutilh
10 practice areas
View profile
Norton Rose Fulbright
7 practice areas
View profile

Notable

AKD
7 practice areas
View full profile
Charles Russell Speechlys
5 practice areas
View profile
Kleyr Grasso
8 practice areas
View profile
Linari Law Firm
7 practice areas
View profile
Luther
9 practice areas
View full profile
Ogier
6 practice areas
View full profile
Financial services regulatory
Tier 3
16 firms ranked
View full list

Tier 1

A&O Shearman
11 practice areas
View profile
Arendt & Medernach
10 practice areas
View profile
Clifford Chance
10 practice areas
View profile

Tier 2

DLA Piper Luxembourg
8 practice areas
View profile
Elvinger Hoss Prussen
11 practice areas
View full profile
Linklaters
9 practice areas
View profile
Loyens & Loeff
11 practice areas
View full profile

Tier 3

AKD
7 practice areas
View full profile
Brucher Thieltgen & Partners
8 practice areas
View full profile
CMS Luxembourg
7 practice areas
View full profile
DSM Avocats à la Cour
4 practice areas
View profile
GSK Stockmann
9 practice areas
View full profile
Simmons & Simmons
5 practice areas
View profile

Notable

Baker McKenzie
8 practice areas
View profile
Brouxel & Rabia
9 practice areas
View profile
FBX Legal
1 practice area
View profile
Investment funds
Tier 4
34 firms ranked
View full list

Tier 1

A&O Shearman
11 practice areas
View profile
Arendt & Medernach
10 practice areas
View profile
Clifford Chance
10 practice areas
View profile
Elvinger Hoss Prussen
11 practice areas
View full profile

Tier 2

Baker McKenzie
8 practice areas
View profile
DLA Piper Luxembourg
8 practice areas
View profile
Linklaters
9 practice areas
View profile
Loyens & Loeff
11 practice areas
View full profile

Tier 3

Ashurst Perkins Coie
3 practice areas
View profile
CMS Luxembourg
7 practice areas
View full profile
Dechert
5 practice areas
View profile
Maples Group
4 practice areas
View profile
Ogier
6 practice areas
View full profile

Tier 4

AKD
7 practice areas
View full profile
BSP
7 practice areas
View profile
Bonn & Schmitt
8 practice areas
View profile
Debevoise & Plimpton
2 practice areas
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Dentons
10 practice areas
View profile
GSK Stockmann
9 practice areas
View full profile
Hogan Lovells Cadwalader
2 practice areas
View profile
Linari Law Firm
7 practice areas
View profile
Luther
9 practice areas
View full profile
NautaDutilh
10 practice areas
View profile
PwC Legal
6 practice areas
View profile
Simmons & Simmons
5 practice areas
View profile
Stibbe
7 practice areas
View full profile
Van Campen Liem
2 practice areas
View profile
White & Case
6 practice areas
View profile

Notable

Brouxel & Rabia
9 practice areas
View profile
Chevalier & Sciales
2 practice areas
View profile
K&L Gates
2 practice areas
View profile
Kleyr Grasso
8 practice areas
View profile
Norton Rose Fulbright
7 practice areas
View profile
Vandenbulke
5 practice areas
View full profile
M&A
Tier 4
34 firms ranked
View full list

Tier 1

A&O Shearman
11 practice areas
View profile
Arendt & Medernach
10 practice areas
View profile
Clifford Chance
10 practice areas
View profile
Elvinger Hoss Prussen
11 practice areas
View full profile

Tier 2

Baker McKenzie
8 practice areas
View profile
DLA Piper Luxembourg
8 practice areas
View profile
Loyens & Loeff
11 practice areas
View full profile
Stibbe
7 practice areas
View full profile

Tier 3

BSP
7 practice areas
View profile
Bonn & Schmitt
8 practice areas
View profile
Linklaters
9 practice areas
View profile
Luther
9 practice areas
View full profile
NautaDutilh
10 practice areas
View profile
Ogier
6 practice areas
View full profile

Tier 4

AKD
7 practice areas
View full profile
CMS Luxembourg
7 practice areas
View full profile
Charles Russell Speechlys
5 practice areas
View profile
DSM Avocats à la Cour
4 practice areas
View profile
Dentons
10 practice areas
View profile
GSK Stockmann
9 practice areas
View full profile
Kleyr Grasso
8 practice areas
View profile
MOLITOR Avocats à la Cour
9 practice areas
View full profile
Simmons & Simmons
5 practice areas
View profile
Strelia
4 practice areas
View profile
Vandenbulke
5 practice areas
View full profile

Tier 5

Brouxel & Rabia
9 practice areas
View profile
Brucher Thieltgen & Partners
8 practice areas
View full profile
Maples Group
4 practice areas
View profile
Norton Rose Fulbright
7 practice areas
View profile

Notable

Linari Law Firm
7 practice areas
View profile
PwC Legal
6 practice areas
View profile
RJ Gaito
4 practice areas
View full profile
TS&P
3 practice areas
View profile
White & Case
6 practice areas
View profile
Restructuring and insolvency
Notable
15 firms ranked
View full list

Tier 1

Clifford Chance
10 practice areas
View profile

Tier 2

DLA Piper Luxembourg
8 practice areas
View profile

Tier 3

A&O Shearman
11 practice areas
View profile
Loyens & Loeff
11 practice areas
View full profile
Luther
9 practice areas
View full profile

Tier 4

Arendt & Medernach
10 practice areas
View profile
Brucher Thieltgen & Partners
8 practice areas
View full profile
Elvinger Hoss Prussen
11 practice areas
View full profile
MOLITOR Avocats à la Cour
9 practice areas
View full profile

Notable

Brouxel & Rabia
9 practice areas
View profile
Dentons
10 practice areas
View profile
GSK Stockmann
9 practice areas
View full profile
NautaDutilh
10 practice areas
View profile
RJ Gaito
4 practice areas
View full profile
White & Case
6 practice areas
View profile
Linked Reviews
Financial and corporate

GSK Stockmann is an independent European law firm established in 1997. The firm has offices in London, Luxembourg, and Germany with over 250 professionals. The firm is currently led by managing partners Justus Jansen and Oliver Glück. The Luxembourg team consist of highly qualified legal professionals such as Anna Gassner, Andreas Heinzmann, and Marcus Peter. The firm is active across several practice areas including Banking, Capital markets, and Financial services regulatory. 

 

Highlights 

In banking and finance the firm advised Sosteneo Infrastructure Partners on the €900 million senior finance provided by a consortium of banks including BNP Paribas, Bank of China, Crédit Agricole CIB, Caixa Bank, Societe Generale CIB, and SMBC Bank. 

In capital markets the firm advised Rental Advance on the acquisition of about EUR 100 million receivables backed by rental agreements in Spain. 

In M&A, the firm advised 3VC and MiddleGame Ventures on their $11 million investment in fundcraft 

 

Key Clients 

Aroundtown, Branded Group, Credit Suisse, Grand City Properties, and Mediobanca International. 

 

Testimonials 

Responsiveness and sensitivity to customer needs.” - Banking Client 

Highly responsive, with excellent technical skills and market understanding.” Investment funds Client 

Handson approach, outstanding service, open and direct communication as well as super responsive.” – Investment funds Client 

Very responsive and cost-efficient.” - Investment funds Client 

Andreas knows our business well and is able to provide spot-on advice tailored to our needs.” - Andreas Heinzmann 

Corinna is highly engaged, with deep technical skills and excellent client service mindset. She brings Luxembourg market knowledge and long experience with funds to the table and finds good solutions for clients. Clients feel well taken care of.” – Corinna Schumacher 

Corinna is super responsive, and client focused as well as solution orientated.” - Corinna Schumacher 

Valerio is always very approachable and, even with short notice, he is readily available for brief calls to understand the client's needs, which he consistently addresses and manages in the best possible way.” - Valerio Scollo 

10 results10 results
Deal Highlights
13 results13 results
Deal Name Deal Date Firm Name Jurisdiction Deal Type Lawyer Names Client Names Client Role
Aroundtown SA - Bond Issue
2021-01-01
GSK Stockmann
Luxembourg
Bond issue
Aroundtown SA
Issuer
Grand City Properties SA - Bond Issue
2021-01-01
GSK Stockmann
Luxembourg
Bond issue
Grand City Properties SA
Issuer
Cooperativa Esercenti Farmacia - Joint venture
2021-02-25
GSK Stockmann
Luxembourg
Joint venture
Philipp Moessner
Cooperativa Esercenti Farmacia
Joint venture partner
Mediobanca International - Financing
2020-01-04
GSK Stockmann
Luxembourg
Financing
Andreas Heinzmann
Mediobanca International
Borrower
Mediobanca SpA - Bond Issue
2021-10-01
GSK Stockmann
Luxembourg
Bond issue
Mediobanca SpA
Issuer
Aroundtown SA - Bond issue
2021-01-12
GSK Stockmann
Luxembourg
Bond issue
Philipp Moessner, Mathilde Ostertag
Aroundtown SA
Issuer
Eleving Group - Bond issue
2021-01-12
GSK Stockmann
Luxembourg
Bond issue
Andreas Heinzmann
Eleving Group
Issuer
Vicenda Asset Management AG. - Securitisation
2021-01-12
GSK Stockmann
Luxembourg
Securitisation
Andreas Heinzmann
Vicenda Asset Management AG.
Issuer
Universal-Investment-Luxembourg SA - Fund formation
2021-01-08
GSK Stockmann
Luxembourg
Fund formation
Marcus Peter
Universal-Investment-Luxembourg SA
Fund manager
Fasanara Capital Ltd - Fund formation
2021-01-10
GSK Stockmann
Luxembourg
Fund formation
Andreas Heinzmann
Fasanara Capital Ltd
Fund manager
Universal-Investment-Luxembourg SA - Fund formation
2021-01-10
GSK Stockmann
Luxembourg
Fund formation
Marcus Peter
Universal-Investment-Luxembourg SA
Fund manager
Amundi Group - Fund formation
2021-01-07
GSK Stockmann
Luxembourg
Fund formation
Marcus Peter
Amundi Group
Investor
Universal-Investment-Luxembourg SA - Fund formation
2021-04-13
GSK Stockmann
Luxembourg
Fund formation
Marcus Peter
Universal-Investment-Luxembourg SA
Investor
IFLR1000
German firm continues expansion with corporate hire
Sponsored

Sponsored

  • IFLR1000
    Sponsored by GSK Stockmann
    GSK Stockmann in Luxembourg was again recognized as Great Place to Work® for December 2024-December 2025 based on an extensive anonymous online survey with 69 questions conducted by the Great Place to Work® Institute. As a result of the study, the trust index shows that 80 % of the team members say that GSK Stockmann in Luxembourg is a Great Place to Work®.
  • IFLR1000
    Sponsored by GSK Stockmann
    The corporate law firm has promoted three lawyers to Local Partner and six to Counsel with effect from 1 January 2025. These promotions demonstrate the firm’s continued focus on developing its own junior talent while simultaneously building and expanding its team with experienced lawyers.
  • IFLR1000
    Sponsored by GSK Stockmann
    At the Partners’ Meeting on 24 and 25 November 2023, GSK Stockmann appointed four new Equity Partners, three Local Partners and two Counsel from within its own ranks with effect from 1 January 2024.