Yayoi Kusama, Pumpkin
Yayoi Kusama, Pumpkin, 1994, Naoshima, Japan

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Where private wealth and culture come together

Strategic advisors to collectors, families, institutions and brands navigating, supporting and shaping the arts and culture sector.

Spear's Best Philanthropy Advisers 2025
Our Clients

Private Clients

When your interest in arts and culture becomes something bigger

We become your trusted advisor to build your presence as your cultural ambitions evolve, from collecting and philanthropy to foundations, cultural experiences and legacy.

We work with

Collectors Families Artists Entrepreneurs Family Offices Private Banks
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Cultural Institutions

When your organisation is ready for its next chapter

From development and governance to international strategy and major philanthropy, we help you strengthen the relationships, resources and structures that support your long-term sustainability.

We work with

Museums Foundations Artist Estates Festivals Cultural Organisations Heritage Sites
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Brands & Hospitality

When culture becomes a strategic asset

Culture is more than a sponsorship opportunity or a decorative layer. When approached with strategy and a clear goal in mind, it can become a powerful driver of brand identity, client relationships and long-term business value.

We work with

Luxury Brands Hotels & Hospitality Groups Developers & Real Estate Architects & Interior Designers Corporations
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Why Clients Choose Us

Most advisors understand either the private sector or cultural institutions.
We understand both.

We have spent more than two decades working across the cultural ecosystem, advising private clients, cultural organisations and businesses. That gives us the perspective to create strategies that work for everyone involved.

A one-stop shop

Rather than coordinating multiple specialists, our clients rely on a single strategic advisor who understands the full picture and brings together every aspect of their cultural ambitions.

Independent advice

We don't sell art, represent artists or fundraise on commission. Our advice is guided by one objective: what's right for our clients.

Beyond strategy

We don't stop at recommendations. We stay alongside our clients to help turn ideas into reality, whether for a defined project or over many years.

Alexander Calder, La Grande Vitesse, 1969
Alexander Calder, La Grande Vitesse, 1969, Grand Rapids, United States
Selected projects

Every client comes to us with a different situation. While many of our engagements remain confidential, this is a glimpse into the breadth of our work.

Testimonials

Antony Gormley, Another Place, 2007, Crosby Beach
Antony Gormley, Another Place, 2007, Crosby Beach, United Kingdom
Meet Your Advisors

The people you meet are the people you'll work with.

Every engagement is led by one of our senior advisors, from the first conversation through implementation. There are no handovers, no layers of account management, just long-term relationships built on trust and continuity.

Aurelie Cauchy

Aurelie Cauchy

Co-Founder

Cultural strategist with over 20 years of international experience advising collectors, philanthropists and cultural institutions, including the Louvre, Musée d'Orsay and Centre Pompidou.

Leslie Ramos

Leslie Ramos

Co-Founder

Leading specialist in philanthropy and development within the arts. Author of Philanthropy in the Arts (Lund Humphries, 2023). Formerly Royal Academy of Arts, Christie's, and Peggy Guggenheim Collection.

Tatiana Boré

Tatiana Boré

Director, Art Advisory

Over a decade advising leading collectors worldwide. Formerly Christie's and prominent international galleries. Expert from Impressionist & Modern to Contemporary art.

Curated Trips & Experiences

From visiting the cultural world to becoming part of it.

Access, context, and the right company.

The most rewarding experiences in arts and culture aren't defined by where you go, but by who you meet, what you learn, and the conversations you become part of.

Our curated programs are designed for those who want more than privileged access. They help you understand the cultural world from the inside and build relationships with the artists, curators, collectors and patrons who shape it.

Explore all trips & experiences
Daniel Buren, Les Deux Plateaux (Colonnes de Buren), 1986
Daniel Buren, Les Deux Plateaux (Colonnes de Buren), 1986, Paris, France Commissioned by the French Ministry of Culture and later restored with the support of private sponsorship.
Louise Bourgeois, Maman, 1999
Louise Bourgeois, Maman, 1999, Bilbao, Spain
Get in Touch

Start with a conversation

Some of our clients know exactly what they want to build. Others come to us while they're still figuring it out.

We begin by listening. We take the time to understand what you're trying to achieve and from there, we determine together what the right form of support looks like.

Or email us directly: hello@thetwentieth.com

Whether you're…

  • / Looking to become more involved in arts and culture
  • / Building a collection for the long-term
  • / Thinking about creating a foundation
  • / Preparing your institution for its next chapter
  • / Planning your legacy