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BuildBlock

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BuildBlock | Global Real-estate Investment Platform

Burlingame, United StatesFounded 2017Real Estate
Valuation $50–100M Last recorded · 2022
Headcount <100 Current team size
Total funding $10–50M Disclosed equity funding
Unlock exact values This page shows ranges. Dealroom has the exact numbers for BuildBlock and the history behind them.

About BuildBlock

BuildBlock Inc. operates as a global real estate investment platform, aiming to simplify the complexities of cross-border property transactions for a diverse clientele. Founded in 2018 by Jimmy Jung, the company is headquartered in Seoul, South Korea, with additional offices in Silicon Valley, Los Angeles, New York, and Austin.

The firm's establishment stems from the extensive experience of its founder and CEO, Jimmy Jung. His background includes a Master's in Management Science & Engineering from Stanford University and Civil Engineering from UC Berkeley, complemented by prior work as a Project Manager for Google's new headquarters construction. This blend of engineering, management, and large-scale project execution provides the foundation for BuildBlock's service offerings. The executive team also includes CTO Kyongtak Cho, who brings experience from Lyft and Intel, and COO Jiwoong Lee.

BuildBlock's business model is centered on providing an end-to-end solution for investing in, managing, and selling U.S. real estate. The company serves a range of clients, from individuals purchasing homes for relocation or investment to corporate clients expanding into the U.S. market and high-net-worth individuals seeking premium, secure services. The platform facilitates the entire investment lifecycle, including property searches via MLS listings, financial consulting, the establishment of U.S. legal entities (LLCs) for investment, property acquisition, and tax reporting assistance through partnerships with major accounting firms.

Revenue is generated through fees for services such as brokerage, property management, and construction. For property management, the platform includes features for tenant screening, lease management, online rent collection via ACH, and maintenance requests, offering property owners detailed cash flow reports. BuildBlock holds licenses for real estate brokerage in California, New York, New Jersey, Texas, and Hawaii, in addition to mortgage brokerage and general contracting licenses. The company offers both long-term investment strategies focused on rental income and property value appreciation, and short-term strategies like property flipping and ADU (Accessory Dwelling Unit) construction, leveraging its in-house construction team. Since its inception, the company has secured multiple funding rounds, including a Series A in August 2022, and has raised a total of $12.4M from investors such as Quantum Ventures Korea, KB Investment, and Hana Ventures.

Source: Dealroom company data

At a glance

Founded
2017
Headquarters
Burlingame, United States
Sector
Real Estate

Investors

11 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Seed9 investors entered at this stage

  • Dunamu & Partners
  • FuturePlay
  • Hana Financial Investment
  • Shinhan Capital
  • Sazze Partners
  • Korean Government TIPS Program
  • Quantum Ventures Korea
  • KB Investment
  • IBK Capital

Series A2 investors entered at this stage

  • Creat Ventures
  • Dongseo IS
Team profiled 3 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 3 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
2 countries with
team presence
🇺🇸 United States69%
🇰🇷 South Korea27.6%
2 countries shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about BuildBlock on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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