Best-in-class || Real Estate Solutions

About 3stone

Boutique advisory, landmark transactions, best-in-class solutions

3stone is an independent boutique real estate advisory firm, founded in 2007. Our team of five partners brings together decades of experience advising on landmark real estate transactions in the Netherlands, with ticket sizes ranging from one million to over one billion euros. This expertise is the foundation of our role as a trusted advisor on strategic decisions relating to projects, portfolios, and organisations. We operate across all sectors through a fully integrated, multi-disciplinary approach, combining deep insight into market dynamics with hands-on execution. Each transaction is personally led by one of our partners, ensuring optimal structuring, absolute discretion and a best-in-class solution.

€25+

Billion in completed real estate transactions in the Netherlands and beyond

5

Partners directly involved in every transaction

2007

Founded as one the first boutique real estate advisors in the Netherlands

The team behind 3stone

Engaged leadership that makes a difference

Profielfoto Gerard M.J. Lakeman

Gerard M.J. Lakeman

gerard.lakeman@3stone.nl

+ 31 6 14 72 76 53

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Mathijs Flierman

Mathijs J. Flierman MRE MRICS

mathijs.flierman@3stone.nl

+ 31 6 15 88 01 78

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Profielfoto Eric Heijkoop

Eric L.M. Heijkoop

eric.heijkoop@3stone.nl

+ 31 6 14 72 76 52

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Profielfoto Renaldo Thewissen

Renaldo E.H. Thewissen

renaldo.thewissen@3stone.nl

+ 31 6 25 11 08 51

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Profielfoto Marc Rimmelzwaan

Marc W.J. Rimmelzwaan

marc.rimmelzwaan@3stone.nl

+ 31 6 14 72 76 48

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Our expertise spans across all real estate sectors

What our clients say:

"As an institutional real estate investor, Altera is committed to investments that deliver both financial returns and measurable social impact. We place great value on transparency and professionalism. In our collaboration with 3stone, we have consistently experienced a careful and reliable approach, combining market knowledge with integrity. This perfectly matches how Altera implements its real estate strategy in practice."

Profile Erwin Wessels

Erwin WesselsCIO Altera Vastgoed N.V.

"I have known Eric, Marc and Gerard for more than twenty-five years, even before they founded 3stone. Each of them brings a distinctive strength, and by combining their complementary capabilities with the highest standards of integrity and professionalism, 3stone Real Estate has developed into a benchmark for operational excellence and real estate advisory, both in the Netherlands and internationally."

Alfred VosCEO & Chairman Royal VolkerWessels NV

“3stone stands out through their boutique approach: short lines of communication, senior involvement from start to finish, and a sharp focus on the best possible outcome. Thanks to their market knowledge and negotiation skills, we achieved a result that far exceeded our expectations.”

Profile Michel Perridon

Michel PerridonInvestor

3stone is defined by decades of experience with a unique track record of landmark transactions.

an aerial view of a city with tall buildings

Our clients

Our focus is on realizing transactions and solutions that strengthen real estate portfolios, with relationships built on trust and continuity.

Logo Union Investments
Logo Stellar Development
Logo Perridon Holdings
Logo Next Level Development
Logo M7
Logo Friesland Campina
Logo Fidelity International
Logo EMRO
Logo Dura Vermeer
Logo Altera
Logo Allen & Overy
Logo Affinius Capital
Logo VolkerWessels
Logo Pontegadea
Logo AM
Logo Commerce Real
Logo Garbe Industrial
Logo Hartstichting
Logo Patrizia
Logo Yer

News and updates

OMRT and 3stone Extend Strategic Partnership

OMRT and 3stone are building on a year of close collaboration on landmark projects. These range from large-scale redevelopments to inner-city residential towers and metropolitan masterplans. Both parties have decided to deepen their partnership.

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brokerteam-flexas-group-large

3stone has acquired a significant minority stake in Flexas Group.

3stone has acquired a significant minority stake in Flexas Group. As part of the transaction, 3stone’s tenant representation activities will be transferred to Flexas Group.

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3stone-Nieuw-team-middel-1

3stone Real Estate Expands Partnership with Mathijs Flierman and Renaldo Thewissen

3stone, a leading independent boutique advisory firm in the Dutch real estate market, announces the addition of Mathijs Flierman and Renaldo Thewissen as new Partners.

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Sint-Jorisplein-verkocht

3stone advises on the sale of shopping centre and parking garage Sint Jorisplein

3stone Real Estate Partners has advised Altera, acting on behalf of the Altera Retail Fund, on the sale of shopping centre Sint Jorisplein located in the city centre of Amersfoort.

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