Willow Funding, Investors & Competitors

Willow has raised $144M across 5 funding rounds, most recently a $27M Series C in April 2021.

Last Willow funding round

$27M

Series C · Apr 2021

Cumulative funding Willow raised

$144M

across 5 funding rounds

Key investors in Willow

  • New Enterprise Associates
  • Meritech Capital Partners
  • Lightstone Ventures
  • Alumni Ventures
  • Bossa Invest
  • Gaingels
  • Perceptive Advisors
  • Castor Ventures

Willow Overview

About Willow

Willow is a San Francisco-based femtech company that produces the Willow Go wearable breast pump, a hands-free device worn inside nursing bras. The pump delivers 360-degree vacuum compression for efficient milk expression, with models offering 40-60 minute battery life and spill-proof collection cups holding up to 5 ounces. Accessories include pumping bras, storage bottles, and cooling packs. Launched in 2021, Willow serves new mothers through direct-to-consumer sales and retailers like Target.


Founded

2014

HQ

United StatesSan Francisco, CA

Status

Privately held

Customer focus

B2C

Revenue model

Product sales

Willow Funding History

Willow has raised a total of $144M across 5 funding rounds.

Willow's first fundraising round was a $15M Series A in January 2015. The most recent completed round was a $27M Series C in April 2021.

Willow funding rounds

Willow funding rounds
DateStageInvestorsRaisedDeal Summary
Apr 2021Series CEndeavour Vision (lead); Portfolia; Castor Ventures; New Enterprise Associates; Alumni Ventures; Purple Ventures Management Consultant LLP; Logos Capital; 10X Capital; Gaingels; Pura Vida Investments; Bossa Invest$27M-
Sep 2020Series CLightstone Ventures (lead); Meritech Capital Partners (lead); New Enterprise Associates (lead); Perceptive Advisors (lead); Windham Venture Partners$55M-
Dec 2019Series CMeritech Capital Partners (lead); New Enterprise Associates (lead); Lightstone Ventures$20M-
Dec 2017Series BMeritech Capital Partners (lead)$28MWillow is a femtech company specializing in wearable breast pumps, offering quiet, all-in-one, in-bra solutions for breastfeeding mothers, with multiple generations of innovative technology launched to date. The company has received investments from firms including Meritech Capital Partners, NEA, Lightstone Ventures, Windham Venture Partners, and others, supporting product innovation and market expansion in the growing femtech sector projected to reach $50 billion by 2025. A Series B round in December 2017 raised $30.7 million, around the queried timeframe with Meritech involvement. Later, in December 2019, Willow raised $42.7 million with pre-money valuation of $115 million from Meritech, Windham, Lightstone, and NEA. In September 2020, a $55 million Series C was led by NEA and Meritech, with new investor Perceptive Advisors. Willow demonstrated strong growth, reporting 140% year-over-year revenue increase and 120% mom user base growth from 2018 to 2019, continuing momentum into 2020 amid pandemic-driven demand.
Jan 2015Series AExploraMed; New Enterprise Associates; Johnson & Johnson Development Corporation$15M-

Who has invested in Willow?

17 investors have backed Willow across its funding rounds, including New Enterprise Associates, Meritech Capital Partners, Lightstone Ventures, Alumni Ventures, Bossa Invest and Gaingels.

Lead investors include Endeavour Vision, Lightstone Ventures, Meritech Capital Partners, New Enterprise Associates and Perceptive Advisors.


Willow Investors

Investors in Willow by funding rounds participated
InvestorHQRoundsRoleFirst check
New Enterprise AssociatesUnited StatesSan Francisco, CA4LeadJan 2015
Meritech Capital PartnersUnited StatesSan Francisco, CA3LeadDec 2017
Lightstone VenturesUnited StatesSan Francisco, CA2LeadDec 2019
ExploraMedUnited StatesSan Francisco, CA1ParticipantJan 2015
PortfoliaUnited StatesSan Francisco, CA1ParticipantApr 2021
Castor VenturesUnited StatesBoston, MA1ParticipantApr 2021
Johnson & Johnson Development CorporationUnited StatesNew Brunswick, NJ1ParticipantJan 2015
Alumni VenturesUnited StatesUnited States1ParticipantApr 2021
Purple Ventures Management Consultant LLPIndiaMumbai1ParticipantApr 2021
Logos CapitalUnited StatesSan Francisco, CA1ParticipantApr 2021
10X CapitalUnited StatesUnited States1ParticipantApr 2021
Windham Venture PartnersUnited StatesUnited States1ParticipantSep 2020
Endeavour VisionSwitzerlandGeneva1LeadApr 2021

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Acquisitions by Willow

Willow has acquired 1 company to date.

Last acquisition by Willow was on March 28th 2025. Willow acquired Elvie for undisclosed valuation.


Latest Acquisitions by Willow

Elvie
Description
Elvie is a London-headquartered femtech company developing pelvic floor trainers and breast pumps. Launched in 2015, the Elvie Trainer connects via app for guided Kegel exercises, while the 2018 Elvie Pump offers a silent, wearable design for discreet milk expression. Additional products include the hands-free Elvie Catch and mobility aid Elvie Stride. Elvie has won CES Innovation Award, Red Dot Design Award, and IDA Design Award, with distribution in Americas, Europe, and Asia through offices in New York.
HQ CountryUnited Kingdom
HQ City
London
Deal Date28 Mar 2025
Valuationundisclosed
EV/Revenue
EV/EBITDA

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Willow Competitors

Willow competitors include listed companies like Essity, Unicharm, Tiger Brands and Apple, and private ones like Mamaearth and Oura.

Public and private companies comparable to Willow
CompanyHQStatusRevenueEBITDAValuationRevenue Multiple
EssitySwedenSwedenPublicly listed$14B$2.6B$18B1.5x
UnicharmJapanJapanPublicly listed$6.1B$963M$11B1.5x
Tiger BrandsSouth AfricaSouth AfricaPublicly listed$2.1B$414M$2.4B1.1x
MamaearthIndiaGurgaonPrivate$100M-$1B10.0x
AppleUnited StatesUnited StatesPublicly listed$416B$144B$4.9T10.4x
OuraFinlandOuluPrivate$500M-$11B22.0x

Willow Public Comps

Willow is still privately-owned, but its public comps include Apple, Samsung, AbbVie, Procter & Gamble, L'Oreal, Novo Nordisk, Unilever, EssilorLuxottica, Colgate-Palmolive and Bayer.

Last FYEV/RevenueEV/EBITDA
RevenueEBITDALast FYLTM2027ELast FYLTM2027E
Apple$416B$144B11.9x10.4x34.2x29.4x
Samsung$243B$67B4.4x2.4x15.8x4.4x
AbbVie$61B$17B8.7x8.1x30.6x17.6x
Procter & Gamble$87B$24B4.2x4.2x15.4x15.6x
L'Oreal$51B$12B4.9x4.6x20.9x19.4x
Novo Nordisk$48B$23B4.2x4.3x8.8x8.8x
Unilever$58B$12B2.9x2.8x13.6x12.4x
EssilorLuxottica$33B$7.5B2.8x2.7x12.4x11.0x

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Common questions about Willow

When was Willow founded?Willow was founded in 2014.
Where is Willow headquartered?Willow is headquartered in San Francisco, CA, United States.
Is Willow publicly listed?No, Willow is a private, VC-backed company.
How much funding has Willow raised?Willow has raised $144M across 5 funding rounds.
What was Willow's last funding round?Willow's last funding round was a $27M Series C in April 2021, led by Endeavour Vision.
Who are Willow's investors?Willow's investors include New Enterprise Associates, Meritech Capital Partners, Lightstone Ventures, ExploraMed, Portfolia, Castor Ventures, Johnson & Johnson Development Corporation, Alumni Ventures, Purple Ventures Management Consultant LLP, Logos Capital and 7 others.
Which companies are comparable to Willow?Companies comparable to Willow include Essity, Unicharm, Tiger Brands, Mamaearth, Apple and Oura.
How many companies has Willow acquired?Willow has acquired 1 company, including Elvie.

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