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Safe & Green Development

Miami, US · Founded 2021 · Delaware corporation

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RenX operates a materials processing and logistics platform that manages the full lifecycle of engineered soils, compost, and mulch—from sourcing and processing through distribution—serving agricultural, construction, landscaping, and municipal customers. The company combines factory operations in Florida with a fleet-based logistics division (Zimmer Equipment Inc.) for inbound waste collection and outbound product distribution.

Advanced ManufacturingAgTechCircular EconomyCleantechLogistics & Supply Chain

Founders & leadership

NB
Nicolai BruneExecutive
PG
Paul GalvinExecutive
DVDavid Villarreal
David VillarrealExecutive

Board

JT
Jeffrey TweedyBoard director
YB
Yaniv BlumenfeldBoard director
PD
Peter DeMariaBoard director
JM
John MagraneBoard director
AL
Alyssa L. RichardsonBoard director
CM
Christopher MeltonBoard director

Reported raises · per SEC filings

Form D private placements

$47.1M disclosed across 9 of 10 rounds · 2023–2026

▶$6.3MraisedMay 2026 · 3 investors · Other
Rule 506(b)
Officers, directors & promoters on the filing
  • Jeffrey TweedyDirector
  • Christopher MeltonDirector
  • Peter DeMariaDirector
  • David VillarrealExecutive Officer, Director
  • Nicolai BruneExecutive Officer
  • Anthony M. CialoneDirector
  • John Scott Magrane, Jr.Director
  • James D. BurnhamDirector
  • Bjarne BorgDirector
Offering amount
$100M
Amount sold
$6.3M
Sales commissions
$344.8K
Placement agents
Dawson James Securities, Inc.
First sale
Apr 2026
Incorporated
Corporation, Delaware, 2021
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$12.1MraisedFeb 2026 · 3 investors · Other
Rule 506(b)
Officers, directors & promoters on the filing
  • Christopher MeltonDirector
  • James D. BurnhamDirector
  • Jeffrey TweedyDirector
  • John Scott Magrane, Jr.Director
  • Nicolai BruneExecutive Officer
  • Anthony M. CialoneDirector
  • David VillarrealExecutive Officer, Director
  • Bjarne BorgDirector
  • Peter DeMariaDirector
Offering amount
$12.1M
Amount sold
$12.1M
Sales commissions
$473K
Placement agents
Dawson James Securities, Inc.
First sale
Feb 2026
Incorporated
Corporation, Delaware, 2021
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$18MraisedOct 2025 · 4 investors · Other Energy
Rule 506(b)
Officers, directors & promoters on the filing
  • David VillarrealExecutive Officer, Director
  • Christopher MeltonDirector
  • Anthony M. CialoneDirector
  • Bjarne BorgDirector
  • James D. BurnhamDirector
  • Jeffrey TweedyDirector
  • Nicolai BruneExecutive Officer
  • Peter DeMariaDirector
  • John Scott Magrane, Jr.Director
Offering amount
$18M
Amount sold
$18M
Sales commissions
$825K
Placement agents
Dawson James Securities, Inc.
First sale
Oct 2025
Incorporated
Corporation, Delaware, 2021
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$560.4KraisedAug 2025 · 2 investors · Other Real Estate
Rule 506(b)
Officers, directors & promoters on the filing
  • Anthony M. CialoneDirector
  • Nicolai BruneExecutive Officer
  • Bjarne BorgDirector
  • Christopher MeltonDirector
  • Peter DeMariaDirector
  • Jeffrey TweedyDirector
  • James D. BurnhamDirector
  • David VillarrealExecutive Officer, Director
  • John Scott MagraneDirector
Offering amount
$560.4K
Amount sold
$560.4K
Proceeds to insiders
$100K
First sale
Jul 2025
Incorporated
Corporation, Delaware, 2021
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$6.8MraisedJun 2025 · 10 investors · Other Real Estate
Rule 506(b)
Officers, directors & promoters on the filing
  • Peter DeMariaDirector
  • Nicolai BruneExecutive Officer
  • Jeffrey TweedyDirector
  • Yaniv BlumenfeldDirector
  • David VillarrealExecutive Officer, Director
  • Paul GalvinDirector
  • Allyssa L. RichardsonDirector
  • Christopher MeltonDirector
Offering amount
$6.8M
Amount sold
$6.8M
First sale
Jun 2025
Incorporated
Corporation, Delaware, 2021
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$1.4MraisedAug 2024 · 1 investors · Other Real Estate
Rule 506(b)
Officers, directors & promoters on the filing
  • Jeffrey TweedyDirector
  • Nicolai BruneExecutive Officer
  • Yaniv BlumenfeldDirector
  • Peter DeMariaDirector
  • Paul GalvinDirector
  • John MagraneDirector
  • Alyssa L. RichardsonDirector
  • David VillarrealExecutive Officer, Director
  • Christopher MeltonDirector
Offering amount
$10.3M
Amount sold
$1.4M
Minimum investment
$100K
Sales commissions
$60K
Placement agents
Maxim Group LLC
First sale
Aug 2024
Incorporated
Corporation, Delaware, 2021
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$350KraisedMay 2024 · 1 investors · Other Real Estate
Rule 506(b)
Officers, directors & promoters on the filing
  • Christopher MeltonDirector
  • Yaniv BlumenfeldDirector
  • Nicolai BruneExecutive Officer
  • John MagraneDirector
  • Alyssa L. RichardsonDirector
  • Paul GalvinDirector
  • David VillarrealExecutive Officer, Director
  • Peter DeMariaDirector
  • Jeffrey TweedyDirector
Offering amount
$1.2M
Amount sold
$350K
Minimum investment
$350K
Sales commissions
$18.9K
Placement agents
Maxim Group LLC
First sale
Apr 2024
Incorporated
Corporation, Delaware, 2021
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$950KraisedMar 2024 · 1 investors · Other Real Estate
Rule 506(b)
Officers, directors & promoters on the filing
  • Paul GalvinDirector
  • Alyssa L. RichardsonDirector
  • John MagraneDirector
  • Nicolai BruneExecutive Officer
  • Jeffrey TweedyDirector
  • Christopher MeltonDirector
  • Yaniv BlumenfeldDirector
  • Peter DeMariaDirector
  • David VillarrealExecutive Officer, Director
Offering amount
$1.2M
Amount sold
$950K
Minimum investment
$1.2M
Sales commissions
$51.3K
Placement agents
Maxim Group LLC
First sale
Nov 2023
Incorporated
Corporation, Delaware, 2021
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

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Companies working in the same space as Safe & Green Development.

Frequently asked questions

What does Safe & Green Development do?
RenX operates a materials processing and logistics platform that manages the full lifecycle of engineered soils, compost, and mulch—from sourcing and processing through distribution—serving agricultural, construction, landscaping, and municipal customers. The company combines factory operations in Florida with a fleet-based logistics division (Zimmer Equipment Inc.) for inbound waste collection and outbound product distribution.
How much funding has Safe & Green Development raised?
Safe & Green Development has disclosed $47.1M raised across 9 of its 10 known rounds.
Where is Safe & Green Development headquartered?
Safe & Green Development is headquartered in Miami, US.