Alpha Sigma Ventures — Seed & Series A VC Firm ($300K–$1.5M Checks)
Alpha Sigma Ventures is a Seed, Series A venture capital firm based in Chicago, IL investing in Other, AI / ML, SaaS. The firm typically writes $300K–$1.5M checks and has 2 portfolio companies in our records.
- Check size
- $300K–$1.5M
- Portfolio
- 2 companies on record
- Partners
- 3 listed
- AUM
- $115M
- Stage
- Seed, Series A
- Sectors
- Other, AI / ML, SaaS, Enterprise
- HQ
- Chicago, IL
Last verified: 2026-05-17
Seed, Series A
$300K – $1.5M
$115M
2+ companies
3 partners
Investment Thesis
Focuses on early-stage investments in AI-backed solutions transforming B2B marketing, sales, and customer engagement strategies.
How Alpha Sigma Ventures invests
Alpha Sigma Ventures is a vc firm based in Chicago, IL. The firm invests at the Seed, Series A stages, with a focus on Other, AI / ML, SaaS, Enterprise. It does not invest in Healthcare, Media.
Alpha Sigma Ventures typically writes checks of $300K–$1.5M per investment, backed by approximately $115M in assets under management.
Alpha Sigma Ventures has backed 2 companies in our records, including AdDataSync, ColdCall.ai.
Partners & Team
Industry Focus
Invests In
Does Not Invest In
Portfolio Companies (2)
Other
AdDataSync
ColdCall.ai
- •Raising at Seed, Series A? You're squarely in their sweet spot.
- •Lead with your fit in Other, AI / ML, SaaS — the sectors they actively back.
- •Size your ask to their typical $300K – $1.5M check.
- •cold outreach ok
- •Address your outreach to a specific partner, such as Sandra Lee, General Partner.
- •A warm introduction beats a cold email. Get matched and request an intro.
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