
Boston Seed Capital is an early-stage venture capital firm based in Wellesley Hills, Massachusetts, founded in 2010. The firm invests in seed-stage companies across consumer e-commerce, data/machine learning, B2B SaaS, and infrastructure sectors.
They made 3 investments in the last 12 months. Their most common stage is seed (68% of deals). Average disclosed round size is $17.8M (across 37 rounds with reported amounts).
Portfolio
37
Fund Size
$60M
Top Stage
Seed
Last 12 Mo
3
Team
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
38 investments
| Company | Round | Amount | Date |
|---|---|---|---|
| Series A | $15M | Feb 2026 | |
| Seed | $4M | Feb 2026 | |
| Series B | $14.5M | Oct 2025 | |
| PPatented | Pre-Seed | $4M | Jun 2023 |
| Pre-Seed | $4M | Jun 2023 | |
| PPickleball4America | Seed | — | Mar 2023 |
| Seed | $8M | Jul 2022 | |
| Growth | $355M | Jul 2022 | |
| Series A | $8M | Mar 2022 | |
| IInSpace Proximity | Seed | $6M | Jun 2021 |
| Series B | $30M | Apr 2021 | |
| MMomentRanks | Seed | $1.7M | Jan 2021 |
| Growth | $123.5M | Oct 2020 | |
| Seed | $1.2M | Sep 2019 | |
| Seed | $7.1M | Sep 2019 | |
| Seed | $7.1M | Sep 2019 | |
| Seed | $2M | Sep 2019 | |
| Seed | $3M | Jan 2019 | |
| Seed | $2.6M | Dec 2015 | |
| KKindara | Seed | $5.3M | Aug 2015 |
| AAdAgility | Seed | $1.6M | Jul 2015 |
| SSmarterer | Seed | $1.6M | Feb 2014 |
| Series A | $5.2M | Jan 2014 | |
| Seed | $7.2M | Jan 2013 | |
| Seed | $1.1M | Sep 2012 |
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Top Co-Investors
Techstars5 shared
NextView Ventures4 shared
Accomplice4 shared
General Catalyst3 shared
True Ventures3 shared
Service Provider Capital3 shared
Spark Capital2 shared
Morningside2 shared
Golden Ventures2 shared
Manifest Investment Partners2 shared
Avon Ventures2 shared
Castle Island Ventures2 shared
Collaborative Fund2 shared
Galaxy Ventures2 shared
Digital Currency Group2 shared
CMT Digital2 shared
Founder Collective2 shared
Gutbrain Ventures2 shared
PBJ Capital2 shared
Atlas Venture2 shared
Last updated: 8 September 2026