vcvibes

Alpha Partners Management, LLC

Alpha Partners Fund III-A, LP

Follow-ons onlyEmerging manager

Follow-ons only: first sale May 2021, per Form D (fund age approximates vintage)

Vintage
2021
Fund size
$51.5M to $61.71M (Form D and SEC adviser filing)
Stages
Growth
Sectors
Not stated
Regions
Not stated

01 · Thesis

No thesis found on the firm's website yet.

02 · Initial check

$1.72M to $3.86M (estimated from fund size)

Estimated from Form D and SEC adviser filing

03 · Who to approach

Named on this fund's Form D

  • Steve Brotman, Managing Partner, Founder

04 · Deals

No deals attributed to this fund yet.

05 · Evidence

  • Firm-wideA pro rata growth fund that helps early-stage VC partners take advantage of their pro rata rights in promising follow-on opportunities. Alpha describes itself as the first pro rata growth fund.

    Alpha became the first pro rata growth fund in 2013.
    https://alphapartners.com/about/
  • Firm-wideAlpha selectively invests in our VC partners' most promising mid-stage companies.

    Alpha selectively invests in our VC partners' most promising mid-stage companies.
    https://alphapartners.com/portfolio/

06 · Sources

  1. https://alphapartners.com/about/
  2. https://alphapartners.com/portfolio/
  3. https://www.sec.gov/Archives/edgar/data/1862927/000186292721000002/

Last verified: Oct 25, 2026