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SYSTEM 3E

Real Estate · Radomsko, Poland · Founded 2017

Technology of erecting walls from 3E perlite elements MoreLess

SYSTEM 3E is a Polish construction technology firm, founded in 2017, that is positioned to disrupt the building materials market with its patented wall construction system. The company was founded by Dariusz Lewandowski, who serves as CEO, and Piotr Budnik, the Vice CEO of the Management Board. Lewandowski's background includes managing international affairs for Red Bull and TATA in Poland and advising major corporations on finance at PwC and Deloitte, leveraging his extensive experience in finance and management to guide SYSTEM 3E's growth. The company’s core business revolves around the production and sale of 3E Elements, with revenue also generated from comprehensive construction services.

The firm's flagship product is the 3E Element, a building block made primarily from perlite, a naturally occurring volcanic rock. This material is central to the system's value proposition, which is built on three pillars: Ecology, Economy, and Energy-saving. The elements are designed for a dry-stack, interlocking assembly method, often compared to LEGO blocks, which eliminates the need for mortar, water, or additional insulation. This “click-click” method, which leverages the self-locking properties of the Morse taper design, significantly accelerates construction, allowing the external walls of a 100-square-meter house to be erected in a single day. This speed reduces labor costs and construction time by as much as 75% compared to traditional methods.

The technology serves a broad market, from single-family homes and residential developments to commercial, agricultural, and high-rise buildings, where the elements can be used as structural infill. Due to the properties of perlite, the resulting single-layer walls offer high thermal insulation, fire resistance (rated REI 240+M), and moisture resistance, which prevents the growth of mold and is beneficial for allergy sufferers. The entire system is designed for sustainability, with a circular cradle-to-cradle lifecycle, minimal construction waste, and a manufacturing process that reduces CO2 emissions and water usage. With patents secured in the EU, USA, and China, SYSTEM 3E has expanded beyond Poland, completing projects in the UK, Netherlands, Spain, and Sweden, and is planning further expansion, including the construction of a factory in the United States.

Keywords: perlite construction, modular building, sustainable construction, ConTech, dry-stack blocks, interlocking building blocks, ecological building materials, energy-efficient homes, mortarless construction, rapid construction system, circular economy construction, Polish technology, wall systems, self-insulating walls, fire-resistant building materials, residential construction, commercial construction, Dariusz Lewandowski, building innovation, green building, construction material manufacturing, patented building system, housing technology, low-carbon construction, prefab housing

Company overview

SYSTEM 3E company information

The essential company record, classifications and operating signals in one place.

Status
Operational
Founded
2017
Headquarters
Radomsko, Poland
Employees
21
Open positions
None listed
Dealroom signal
78.1
client focusb2bsub industryConstructionbusiness modelManufacturingindustryReal EstatesectorSustainable Development GoalssectorUrban TechsectorIndustrial TechnologysectorConstruction TechsectorClimate TechsectorGreen BuildingssectorCircular EconomysectorSustainable Building ConstructionsectorHard Tech

Valuation & funding

SYSTEM 3E funding history

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
ANGELEquity / VC May 2020 $1.3M $5M Undisclosed
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Financials

Revenue, earnings and profit over time

Reported history and available estimates. Estimated years are marked “E”; sparse fields are left blank rather than inferred.

YearRevenueGrowthProfitMargin
2026 $750 0% −$7K -939.6%
2025 $750 0% −$7K -939.6%
2024 $750 0% −$7K -939.6%
2023 $750 0%
2022 $750 0%
2021 $750 0%
2020 $750
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Growth signals

SYSTEM 3E website traffic

Latest recorded traffic for SYSTEM 3E is 38K monthly website visits, down 47.9% over the last three months. SYSTEM 3E's team grew 40% over the past year.

Latest monthly visits38K 3-month web change-47.9% 1-year team growth+40%
Monthly website visits74 observations · Apr 2020–Jul 2026
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Comparisons

SYSTEM 3E compared with similar companies

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Talent graph

SYSTEM 3E's talent

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Team profiled 2 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 2 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.

Investors

1 investor on SYSTEM 3E's cap table

Sourced from Dealroom's funding and investor records.

Other known 1 additional known investor
ARIA Fund

Global footprint

Where SYSTEM 3E has talent and traffic

Workforce by country
6 countries with
team presence
🇵🇱 Poland68.8%
🇸🇪 Sweden6.3%
🇩🇰 Denmark6.3%
🇧🇪 Belgium6.3%
🇪🇸 Spain6.3%
Top 5 of 6 shown

In the news

Latest news about SYSTEM 3E

Recent press, funding announcements, and product moves mentioning SYSTEM 3E — open to read from the original sources.

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Market sentiment

What the market is saying about SYSTEM 3E

An AI-synthesized read of the highest-engagement posts about SYSTEM 3E on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

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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