Sidewalk Infrastructure Partners key facts
as of Oct 2026- Operator of an investment holding company intended to solve infrastructural problems and accelerate long-term economic growth.
- Sidewalk Infrastructure Partners is valued at approximately $1.3B as of Oct 2026 (last reported valuation).
- It has raised $1.2B across 5 recorded rounds; the latest was Later Stage VC ($100.0M) in Oct 2025.
- Notable investors include Alphabet, StepStone Group, Teachers' Venture Growth.
- Sidewalk Infrastructure Partners has filed 5 Form Ds with the SEC since 2019, most recently Nov 2025 ($200.0M sold to 1 investors).
- Status: Privately Held (backing).
Sidewalk Infrastructure Partners's last reported valuation, Feb 2022. Nothing priced has surfaced since.
- ·Watch Sidewalk Infrastructure Partners: the Monday email on marks, rounds and moves
Sidewalk Infrastructure Partners funding rounds
5 roundsWho backs Sidewalk Infrastructure Partners
3Sidewalk Infrastructure Partners valuation
Sidewalk Infrastructure Partners's last reported valuation was $1.3 billion in Feb 2022. No priced round, secondary trade or fund mark has surfaced since.
How much has Sidewalk Infrastructure Partners raised?
Sidewalk Infrastructure Partners has raised $1.2 billion across 5 recorded rounds since 2019. The largest was a $60 million later-stage round in Jan 2022; the most recent was a $100 million later-stage round in Oct 2025.
Sidewalk Infrastructure Partners has filed 5 Form Ds with the SEC since 2019, most recently in Nov 2025 ($200 million sold to 1 investor).
Sidewalk Infrastructure Partners investors
3 investors are on record for Sidewalk Infrastructure Partners, including Alphabet, StepStone Group and Teachers' Venture Growth. The later-stage round in Oct 2025 drew 1 investor.
Comparable companies
Comparable other commercial services names by valuation on PrivateMarketView: EquipmentShare ($5.6 billion), VulcanForms ($991 million) and Eurofrigor ($17 million).
About Sidewalk Infrastructure Partners
Operator of an investment holding company intended to solve infrastructural problems and accelerate long-term economic growth. The company specializes in investing in technology-enabled infrastructure intended to spur development across verticals such as digital infrastructure, energy, mobility, and water, enabling clients to transform urban life and create long-term value.
- Industry
- Other Commercial Services
- Sector
- Business Products and Services (B2B)
- HQ
- New York, NY, United States
- Founded
- 2019
- Employees
- 25
- Website
- sidewalkinfra.com/
- Ownership
- Privately Held (backing)
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