What technologies does We Are Builders use?

We Are Builders uses Route 53, Mailchimp Mandrill, Gmail, Google Apps, Amazon AWS. View their full technology stack — including all 11 detected tools — on StackWho.

Who is the Co-Founder & Managing Director of We Are Builders?

Sharon Klaver is the Co-Founder & Managing Director at We Are Builders. Get verified contact information on StackWho.

Who is the Partner & CEO of We Are Builders?

Michael Lier is the Partner & CEO at We Are Builders. Get verified contact information on StackWho.

Where is We Are Builders located?

We Are Builders is based in Rotterdam, South Holland, Netherlands.

We Are Builders

are.builders

venture capital & private equity

are.builders

Rotterdam, South Holland, Netherlands

11-50 employees

LinkedIn Profile

About We Are Builders

entrepreneurship, venture building, startup studio, venture studio, venture capital, mobile, saas, startups, b2b, information technology, enterprise software, software, venture capital & private equity principals, industry-defining companies, market validation, early-stage investment, research and development in the physical, engineering, and life sciences, consulting

We Are Builders's Tech Stack

Decision Makers at We Are Builders

2 contacts

Sharon Klaver

Co-Founder & Managing Director

s***@builders.studio Sign up to view

Michael Lier

Partner & CEO

m***@builders.studio Sign up to view

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11 technologies detected · 2 decision makers · Emails available

Sales Outreach Angle

AWS infrastructure signals engineering sophistication. This company likely evaluates cloud cost management, security tooling, observability, and developer productivity solutions.

We Are Builders's Position in the StackWho Database

• We Are Builders is 1 of 4,994 venture capital & private equity companies tracked in StackWho.
• 4,988 venture capital & private equity companies in our database have verified decision-maker emails (100% of the cohort).
• 2,034 companies in South Holland are in the StackWho database.
• 2,450 venture capital & private equity companies are in the 11-50 employee range (same size as We Are Builders).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated July 2026.

Frequently Asked Questions

What technology does We Are Builders use?

We Are Builders uses Route 53, Mailchimp Mandrill, Gmail, Google Apps, Amazon AWS, Google Font API, and 5 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at We Are Builders?

StackWho has verified email addresses for 2 decision makers at We Are Builders. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach We Are Builders directly for sales, recruiting, or partnerships.

What industry is We Are Builders in?

We Are Builders operates in the venture capital & private equity industry, headquartered in Rotterdam, South Holland, Netherlands. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export We Are Builders's contact data?

Yes. StackWho Pro members can export decision maker contact data for We Are Builders and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.