Top accelerator startups

Startups14,448Programs29

14,448 startups · 29 programs

RETRN

RETRN’s platform technology upcycles abundantly available plant wastes to deliver a unique set of recyclable and fully biodegradable barrier-coating materials for fiber-based sustainable food packaging.

WebsitePlug and Play page

Why it ranks

How the rank works
1signal of 100 · rising 1
  • went through Plug and PlayProgram · this site+1

A sum of public facts, not a judgement and not investment advice.

Competitors

OtherBuyoShared: fully biodegradable, upcycle, materialAntler 2022VietnamStartup →OtherVarsyaShared: home compostable, sustainable packaging, recyclablePlug and PlayIndiaStartup →OtherSeawise Innovative PackagingShared: home compostable, marine biodegradable, recyclablePlug and PlayCanadaStartup →OtherSeaweedtama Biopac Indonesia, PTShared: food packaging, coating, sustainableMassChallenge Switzerland and UK 2026IndonesiaStartup →OtherBlue Lake PackagingShared: sustainable packaging, fiber, barrierPlug and PlayUnited StatesStartup →
Companies closest to RETRN
Company
BuyoShared: fully biodegradable, upcycle, materialAntler 2022Not statedOther
VarsyaShared: home compostable, sustainable packaging, recyclablePlug and Play Not statedOther
Seawise Innovative PackagingShared: home compostable, marine biodegradable, recyclablePlug and Play Not statedOther
Seaweedtama Biopac Indonesia, PTShared: food packaging, coating, sustainableMassChallenge Switzerland and UK 2026Not statedOther
Blue Lake PackagingShared: sustainable packaging, fiber, barrierPlug and Play Not statedOther

Adjacent

OtherpFIBREShared: marine biodegradable, packagingEF 2020SingaporeStartup →OtherCanovationShared: sustainable packaging, pet food, fullyPlug and PlayUnited StatesStartup →AIMycro HarvestShared: sustainable food, materialEF 2023TorontoStartup →OtherCirculateShared: sustainable packagingAntler 2021SwedenStartup →OtherFibtrayShared: food packaging, tray, plasticMassChallenge Switzerland and UK 2026SpainStartup →
Companies next to RETRN
Company
pFIBREShared: marine biodegradable, packagingEF 2020Not statedOther
CanovationShared: sustainable packaging, pet food, fullyPlug and Play Not statedOther
Mycro HarvestShared: sustainable food, materialEF 2023 +1Not statedAI
CirculateShared: sustainable packagingAntler 2021Not statedOther
FibtrayShared: food packaging, tray, plasticMassChallenge Switzerland and UK 2026Not statedOther

Also from Plug and Play

All of Plug and Play
AISecuraAIA Princeton-based startup helping highly regulated industries, such as healthcare, safely deploy AI by automating AI security and governance.Plug and PlayUnited StatesStartup →AIMango MedicalFoundation models for planning orthopedic surgeryYC W26San FranciscoStartup →AIHypercubicAgentic AI for Mainframe Operations and ModernizationYC F25San FranciscoStartup →AIIndustrialMind.aiThe AI manufacturing engineer that turns drawings into production-ready decisions - 10x faster, proven at Siemens and Fortune 500 factoriesAntler 2025USStartup →AIXatomsXatoms utilizes AI and quantum chemistry to accurately predict 3D models of photocatalytic structures, aiding in cleaning polluted waters across the globe.Plug and PlayCanadaStartup →AIEloquent AIThe AI Operator for Financial ServicesYC X25San FranciscoStartup →
Company
SecuraAIA Princeton-based startup helping highly regulated industries, such as healthcare, safely deploy AI by automating AI security and governance.2 programsNot statedAI
Mango MedicalFoundation models for planning orthopedic surgeryteam of 32 programsActiveAI
HypercubicAgentic AI for Mainframe Operations and Modernizationteam of 3on 3 Glyph sourcesActiveAI, Devtools
IndustrialMind.aiThe AI manufacturing engineer that turns drawings into production-ready decisions - 10x faster, proven at Siemens and Fortune 500 factories2 programsNot statedAI
XatomsXatoms utilizes AI and quantum chemistry to accurately predict 3D models of photocatalytic structures, aiding in cleaning polluted waters across the globe.2 programsNot statedAI
Eloquent AIThe AI Operator for Financial Servicesteam of 52 programsActiveAI

Programs

Programs RETRN went through
ProgramCohortSource
Plug and PlayNot statedPlug and Play Page

About RETRN

RETRN is an innovative lifetech and new materials company specializing in sustainable packaging solutions. The company has developed a platform technology that upcycles abundant plant wastes into recyclable, fully biodegradable barrier-coating materials for fiber-based food packaging. These advanced materials are designed to be safe, cost-effective, home-compostable, and marine-biodegradable, addressing the critical need to replace toxic plastics in packaging applications such as food serviceware, to-go trays, snack bags, and pet food containers. RETRN’s technology enables the packaging industry to meet growing demands for environmentally responsible products without compromising performance or economic viability. By transforming underutilized plant waste into high-performing materials, RETRN contributes to reducing plastic pollution, preventing microplastics contamination, and lowering greenhouse gas emissions. This approach supports a sustainable future where packaging is easily recyclable or compostable, helping to protect clean water and food resources for future generations.

Category
Other
Location
United States
Checked
7h ago

RETRN: questions

Which accelerators did RETRN go through?

RETRN is listed by Plug and Play.

Where is RETRN based?

RETRN lists United States as its location on Plug and Play's page.