evolcSign inStart free
Menu

Offstream

Carbon credit certification, lifecycle assessment and monitoring software for carbon removal project developers

United Statesuseoffstream.comWebsite technologies

+ Add to sales board

Highlights

  • New on EvolcAdded 2026-11-13

About Offstream

Offstream builds software for designing, certifying and monitoring carbon removal projects. The platform combines dynamic life cycle assessment (LCA) for scenario modeling, a carbon credit certification workflow for project design documents and registry submissions, and digital monitoring, reporting and verification (dMRV).

Its customers are carbon removal, clean energy and climate tech project developers. The company states that it is live with more than 10 clean tech developers. Certification work includes expert review before filing.

Offstream was founded by Varsha Walsh (CEO) and Zach Janicki (CTO). The company is backed by Y Combinator, FundersClub and Collab Fund. Supported standards include voluntary carbon market standards, GREET, 45Q, 45Z and ISO 14040/14044.

Product: Platform for dynamic LCA scenario modeling, carbon credit certification and dMRV for carbon removal projects.

Jobs at Offstream

No open positions listed right now.

More energy & climate companies

  • Oneok

    Midstream energy operator gathering, processing and transporting natural gas, NGLs and crude for producers and energy markets
    United StatesEnergy & climate

  • Onsiteenergyinc

    Solar and energy storage design and installation for homeowners, businesses, nonprofits and public-sector organizations in Montana
    United StatesEnergy & climate
    New on Evolc

  • Optimum

    HVAC energy optimization software and energy-as-a-service solutions for campuses, healthcare facilities and manufacturers
    United StatesEnergy & climate
    New on Evolc

  • Otovo

    Membership service with AI monitoring and technician repairs for solar, battery and generator systems at homes and businesses
    Houston, United StatesEnergy & climate14 open jobs
    Salary transparent

  • Pacific Fusion

    Pulser fusion systems and modular fusion power plants for energy and national security uses
    United StatesEnergy & climate
    New on Evolc

  • Panthalassa

    Develops a clean ocean-based energy platform to supply power for compute and other uses
    United StatesEnergy & climate
    New on Evolc

All energy & climate companies →

Website technologies

Tools and platforms detected on this company’s website, grouped by purpose. Dates record when Evolc observed them.

Analytics

  • Google Analytics 4High confidence
    First detected
    Last detected
    Last checked
    Detection evidence

Content delivery

Content management

  • WebflowHigh confidence
    First detected
    Last detected
    Last checked
    Detection evidence

Forms

  • Google reCAPTCHAHigh confidence
    First detected
    Last detected
    Last checked
    Detection evidence

Hosting

  • AWSHigh confidence
    First detected
    Last detected
    Last checked
    Detection evidence

Recruiting

  • AshbyMedium confidence
    First detected
    Last detected
    Last checked
    Detection evidence

Website detection does not establish a paid subscription or company-wide use. Tools loaded after consent or sign-in may be missed. “No longer observed” does not prove the company stopped using a tool.