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Active: new fund Oct 2026 Verified 4 Nov 2026

Alpha Partners

New York firm that co-invests alongside other venture capital firms in their mid-stage portfolio companies, taking a pro rata growth approach.

Type
VC firm
Location
New York, New York, United States
Stages
Series B, Growth
Backs
B2B software
Sectors
AI, Devtools, Healthtech and life sciences, Cybersecurity, Ecommerce, Mobility
Fund size / AUM
$200M Alpha Ventures Fund I (Form D offering, 2024)
Latest fund or filing
15 Oct 2026
Portfolio mix
B2B software 100% (n=30)

Fund filings (SEC Form D)

Latest fund on file
Alpha Partners Fund IV-A
Filed
15 Oct 2026 (new notice)
Fund size
$76M (amount sold)
Fund vehicles filed in the last 12 months
6 (includes feeder and parallel vehicles)

See this fund's filings on SEC EDGAR

Contacts on file

For Alpha Partners, the paid file holds: 8 named decision-makers with roles; firm contact email (domain checked); LinkedIn page.

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Notable investments

PointFive

Sources

Last checked 4 Nov 2026. Is something wrong? Tell us.

Appears in 53 lists

Growth-stage ecommerce investors (18)Series B mobility investors in the US (18)Growth-stage mobility investors in the US (20)Series B developer tools investors in the US (21)Growth-stage developer tools investors in the US (24)Series B developer tools investors (27)Series B investors in New York (29)Developer tools investors in New York (31)Cybersecurity investors in New York (33)Series B cybersecurity investors in the US (37)Growth-stage developer tools investors (39)Series B mobility investors (39)Growth-stage mobility investors (55)Growth-stage cybersecurity investors in the US (55)Growth-stage investors in New York (57)Series B cybersecurity investors (65)Ecommerce venture capital firms in the US (69)Series B healthtech investors in the US (69)Ecommerce investors (91)Growth-stage cybersecurity investors (92)Healthtech investors in New York (100)Series B SaaS investors in the US (108)Mobility venture capital firms in the US (120)Growth-stage healthtech investors in the US (121)Series B AI investors in the US (126)SaaS investors in New York (138)AI investors in New York (159)Series B healthtech investors (160)Growth-stage AI investors in the US (162)Growth-stage SaaS investors in the US (162)Series B investors in the US (165)Developer tools venture capital firms in the US (177)Mobility investors (192)Series B SaaS investors (196)Series B AI investors (204)Cybersecurity venture capital firms in the US (214)Developer tools investors (216)Growth-stage investors in the US (288)Growth-stage AI investors (295)Cybersecurity investors (316)Growth-stage healthtech investors (316)Series B investors (339)Growth-stage SaaS investors (344)Venture capital firms in New York (440)Growth-stage investors (705)Healthtech venture capital firms in the US (709)SaaS venture capital firms in the US (1,049)AI venture capital firms in the US (1,112)Healthtech investors (1,207)SaaS investors (1,529)Active venture capital firms in the US (1,574)AI investors (1,576)Venture capital firms in the US (2,975)