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Living Proof

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Biotechnology company developing product formulas to solve beauty care problems

Cambridge, United StatesFounded 2004Wellness Beauty
Valuation $100–250M Last recorded · 2013
Headcount 100–500 Current team size
Total funding $100–500M Disclosed equity funding
Unlock exact values This page shows ranges. Dealroom has the exact numbers for Living Proof and the history behind them.

About Living Proof

Living Proof operates at the intersection of biotechnology and beauty, positioning itself as a science-first haircare company. The firm was established in 2005 in Cambridge, Massachusetts, through an unconventional collaboration between biotech scientists from MIT and veteran hair stylists. The founding team included venture capitalist Jon Flint of Polaris Partners, renowned MIT Institute Professor Dr. Robert Langer, and Dr. Amir Nashat, also of Polaris Partners. Flint, a venture capitalist with a legal background, conceived the idea of applying medical-grade technologies to solve common beauty problems. Langer, one of history's most prolific inventors in medicine, brought deep scientific expertise from fields outside of beauty, aiming to provide 'proof in a bottle' rather than 'hope in a bottle'. Nashat, a Polaris partner with a Ph.D. in Chemical Engineering under Langer, served as the initial CEO.

The company's business model revolves around developing and commercializing patented, proprietary technologies to address specific hair concerns like frizz, volume, and damage. Living Proof generates revenue by selling its range of premium haircare products directly to consumers via its website and through retail partners, including salons and beauty stores like Space NK. The company targets discerning consumers who prioritize product efficacy and ingredient transparency. After a period of significant growth, which included bringing on Jennifer Aniston as a co-owner and spokesperson, Living Proof was acquired by Unilever in late 2016 and now sits within its Prestige portfolio of brands.

Living Proof's core offering is a portfolio of haircare products built upon a foundation of scientific discovery. A key differentiator is its use of patented molecules developed by its MIT-rooted science team. For instance, the company created Octafluoropentyl Methacrylate (OFPMA), a 'Healthy Hair Molecule' that creates a weightless shield on the hair to block humidity and repel dirt, replacing traditional silicones. Another foundational technology is the 'Thickening Molecule' (PBAE), which deposits microscopic thickening dots between hair strands to create the feeling of fuller hair. The product range, which includes shampoos, conditioners, treatments, and styling products, is organized into collections such as Perfect hair Day (PhD), No Frizz, and Full. All formulations are silicone-free, paraben-free, and cruelty-free.

Source: Dealroom company data

At a glance

Status
Acquired
Founded
2004
Headquarters
Cambridge, United States
Employees
274
Open positions
8
Dealroom signal
76.7/100
Industry
Wellness Beauty
Sector
Wellness Beauty, Beauty, Biotechnology, Hard Tech
Business model
Manufacturing
Client focus
b2c

Funding history

5 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
ACQUISITIONOther financing Dec 2016 $0 — Unilever —
GRANTOther financing Jan 2014 $75M — Bausch Health Companies —
Showing the latest 2 of 5 recorded eventsBook a demo for the full funding history →

Growth signals

Living Proof website traffic

Latest recorded traffic for Living Proof is 190K monthly website visits, down 26.9% over the last three months. Living Proof's team grew 53.9% over the past year.

Latest monthly visits190K 3-month web change-26.9% 1-year team growth+53.9%
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Similar companies

Closest operating peers by Dealroom taxonomy

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Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Investors

4 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Seed1 investor entered at this stage

  • Bausch Health Companies

Series A1 investor entered at this stage

Series B and later1 investor entered at this stage

  • Leerink Partners

Other known investors1 additional known investor

  • Unilever
Team profiled 35 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 6 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
9 countries with
team presence
🇺🇸 United States84.3%
🇨🇦 Canada6.2%
🇬🇧 United Kingdom4.1%
🇪🇸 Spain2%
🇧🇷 Brazil0.7%
Top 5 of 9 shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Living Proof on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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