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Cofertility, Inc.

Cofertility lets women freeze their eggs for free when they donate eggs to a family that can't otherwise conceive.

Updated Nov 5, 2026·Latest SEC filing Oct 15, 2026·Suggest an edit

About Cofertility

Cofertility runs an egg freezing and egg donation platform that works with fertility clinics across the U.S. In its Split program, members freeze their eggs for free when they also donate eggs to a family that cannot otherwise conceive. In its Keep program, members pay to freeze their eggs and keep every egg retrieved.

Cofertility, whose legal name is EggCo, Inc., is based in Los Angeles. It was co-founded by Lauren Makler, its CEO, and Halle Tecco, its chair. Cofertility works with hundreds of partner clinics. Since October 2026, its frozen egg donation program has been part of the Progyny fertility benefits network.

Funding Rounds (SEC Form D)

First saleFiled with SECAmount soldInvestorsAvg. checkTermsFiling
Dec 19, 2025Oct 15, 2026$8,380,000of $9.0M target11$761KOptions, Securities on exerciseRule 506(b)Form D ↗
Dec 18, 2024Apr 21, 2025$15,779,998of $15.8M target40$394KEquity, Options, Securities on exerciseRule 506(b)Form D ↗
Total, two offerings$24,159,998

First sale is the date the first investor in the offering committed to invest. Companies must file Form D within 15 days of that date, so filing dates run later.

Rounds announced by Cofertility

What the company said publicly about its funding. Announced amounts can differ from Form D figures: an announcement can combine several closings, and some money is raised without a Form D.

AnnouncedRoundAmountInvestorsSource
Apr 10, 2025Series A$7.25MNext Ventures and Offline Ventures (co-leads), Initialized Capital, Arkitekt Ventures, Foreground Capital, Gratitude Railroad, How Women Invest, Gaingels, Everywhere Venturescofertility.com ↗
TechCrunch ↗
Oct 18, 2022Seed$5MInitialized Capital and Offline Ventures (co-leads), Coalition Partners, Muse Capital, Arkitekt Venturescofertility.com ↗

Why Investors Backed Cofertility

Investors backed Cofertility for a new way to pay for egg freezing. Women in its Split program freeze their eggs for free when they donate eggs to a family that cannot conceive otherwise, so both sides gain. Cofertility works with hundreds of clinics. In October 2026, its frozen egg program joined the network of Progyny, a fertility benefits company. Next Ventures and Offline Ventures led its Series A in April 2025.

The problem it targets

Egg freezing is expensive, and its cost has been rising, CBS News reported in 2024. "The best time to freeze your eggs is when you are young, and frankly, when you can least afford it," co-founder Lauren Makler told Vogue. Cofertility also says the usual donor market ties donor pay to subjective and often problematic criteria.

What the product does

In the Split program, eligible members freeze their eggs at no cost when they donate eggs to another family. In the Keep program, members pay to freeze their eggs and keep every egg retrieved. Cofertility matches donors with intended parents on its own software and works through partner clinics. Its frozen egg program is built on disclosure readiness and family limits.

Progress so far

Cofertility has hundreds of partner clinics across the United States. In October 2026 its frozen egg donation program joined Progyny's network, so Progyny members with frozen donor egg coverage can now use that benefit for a Cofertility match. The company has not published member or revenue figures.

Who backs it

Initialized Capital and Offline Ventures led a $5 million seed round in October 2022. Next Ventures and Offline Ventures then led the Series A in April 2025, which TechCrunch put at $7.25 million, with Initialized, Arkitekt Ventures, Foreground Capital and Gaingels among the others. Tennis champion Maria Sharapova also invested, Vogue reported in 2024. Parul Singh, a former partner at Initialized Capital, sits on the board.

We wrote this summary from public statements by Cofertility and its investors. It is not investment advice.

Cofertility in the News

Leadership Team

Executive officers and directors listed on Cofertility's Form D filed Oct 15, 2026.

Lauren Steingold Makler
Lauren Steingold Makler
Chief Executive Officer and Co-Founder, director
Halle Tecco
Halle Tecco
Chair and Co-Founder

Sources

  1. SECCofertility, Inc. filing history
  2. Company siteAbout page with the leadership team
  3. Company siteContact page (phone number)
  4. Company sitePrivacy Policy (legal name EggCo, Inc., doing business as Cofertility)
  5. CompanyCofertility: Progyny benefits for frozen donor eggs (Oct 21, 2026)
  6. PressInc.: Women can freeze their eggs for free through this startup. Here's why critics are concerned
  7. PressThe Heritage Foundation: Free egg freezing sounds like a dream (commentary)