# Mike Chalfen, Partner at Mosaic Ventures

> Mike Chalfen, Partner at Mosaic Ventures. 3 investments on record. The rounds they were named in and the filings that name them, each with its source.

Source: https://millionrounds.com/person/mike-chalfen (Millionrounds; every figure on the page links to its filing or article)

London, GB · Partner

# Mike Chalfen

Partner at [Mosaic Ventures](https://millionrounds.com/fund/mosaic-ventures)

Latest rounds

- **Vault Platform** Seed · $4.2M Apr 2019
- **Time is Ltd.** Round · $3.4M Mar 2019 · led
- **Houzz** Series A · $2M Nov 2010

Backs *IT Services* *Internet* *Regtech*

Profile summary

- **Rounds named:** 3 last Apr 2019
- **Filings:** - with regulators
- **Podcasts:** 1 +1 mentions

What this record rests on

- ✓ **Named in rounds** 3 rounds name them
- **On filings** No filing names them
- ✓ **Linked to a firm** At Mosaic Ventures
- **Claimed** Not claimed yet

Titles come from the investor lists this database was built from, so read them as of their date.

[Correct or remove](https://millionrounds.com/corrections?person=mike-chalfen)[Is this you? Claim it](https://millionrounds.com/claim?person=mike-chalfen)

## The firm

[**Mosaic Ventures** VC firm · GB **2** cheques in 12 months **6** all time **2** led deploying](https://millionrounds.com/fund/mosaic-ventures)

## Rounds they were named in

- **Rounds:** 3
- **Led:** 1
- **Disclosed:** $9.6M
- **Active:** 2010–19

2019

- [Vault Platform](https://millionrounds.com/company/vault-platform) *Seed* **$4.2M** *GB* Apr 2019 Joined · +4 investors
- [Time is Ltd.](https://millionrounds.com/company/time-is-ltd) *Round* **$3.4M** *CZ* Mar 2019 Led · +1 investor

2010

- [Houzz](https://millionrounds.com/company/houzz) *Series A* **$2M** *US* Nov 2010 Joined · +6 investors · historical

By stage

- Round **1**
- Seed **1**
- Series A **1**

What they backed

IT Services **1** Internet **1** Regtech **1**

Alongside

- [Accel *1*](https://millionrounds.com/fund/accel)
- [Amos Wilnai *1*](https://millionrounds.com/fund/amos-wilnai)
- Angular *1*
- [Don Katz *1*](https://millionrounds.com/fund/don-katz)
- [Gary Ginsberg *1*](https://millionrounds.com/fund/gary-ginsberg)
- [Jane VC *1*](https://millionrounds.com/fund/jane-vc)
- [Jeff Fluhr *1*](https://millionrounds.com/fund/jeff-fluhr)
- [Kindred Capital *1*](https://millionrounds.com/fund/kindred-capital-vc)

Rounds where a report named this person rather than a firm, matched on name: read it as a strong hint, not proof, since people share names.

## Also at Mosaic Ventures

- [**Simon Levene** Co-Founder and Partner *3 rounds*](https://millionrounds.com/person/simon-levene)
- [**Toby Coppel** Co-Founder and Partner *1 round*](https://millionrounds.com/person/toby-coppel)
- [**Bart Dessaint** Venture Partner *0 rounds*](https://millionrounds.com/person/bart-dessaint)
- [**Evan Schoenbach** Partner *0 rounds*](https://millionrounds.com/person/evan-schoenbach)
- [**Julia Qiu** Strategy & Business Operations *0 rounds*](https://millionrounds.com/person/julia-qiu)
- [**Juliet Bailin** Venture Partner *0 rounds*](https://millionrounds.com/person/juliet-bailin)

## Hear them before you pitch them

- [The Twenty Minute VC](https://millionrounds.com/podcasts/20vc) · 8 Jul 2022 · 57 min 20VC: How to Build Anti-Fragile Venture Portfolios Today | Why Diversification is Overrated in Portfolio Construction | How to Think Through Sizing Investments, Market Sizing and Pricing in Today's Environment with Mike Chalfen @ Chalfen Ventures With [Mike Chalfen](https://millionrounds.com/person/mike-chalfen) Mentions [Chalfen Ventures](https://millionrounds.com/fund/chalfen-ventures) About this episode Mike Chalfen is a solo GP with Chalfen Ventures and one of the most respected and successful early-stage investors in Europe over the last two decades. Among Mike's incredible portfolio includes the likes of King.com (makers of Candy Crush), Houzz, Tipalti, Snyk, and Tray.io, to name a few. Some… More on the show's page Listen on Apple PodcastsThe show's page

### Mentioned in

Episodes that name Mike Chalfen in their description, which is not the same as being on them.

- [The Official SaaStr Podcast](https://millionrounds.com/podcasts/saastr) · 3 Aug 2020 · 36 min SaaStr 358: Why Ignoring Customer Feedback Can Be Critical To Success, Why Founders Need To Change The Way They Think About LTV and How To Create a Pricing Model That Aligns Your Success To Your Customer's with Chen Amit, Founder & CEO @ Tipalti With [Chen Amit](https://millionrounds.com/person/chen-amit) Mentions [Dan Rose](https://millionrounds.com/fund/dan-rose)[Mike Chalfen](https://millionrounds.com/person/mike-chalfen)[Oren Zeev](https://millionrounds.com/person/oren-zeev) About this episode Chen Amit is the Founder & CEO @ Tipalti, the only global payable automation platform that scales with you and now remitting $5Bn annually across 3M suppliers. To date, Chen has raised over $146M with Tipalti from the likes of Oren Zeev, Dan Rose, Mike Chalfen and then Greenspring, Truebridge and… More on the show's page Listen on Apple PodcastsThe show's page

Episodes of [the shows we follow](https://millionrounds.com/podcasts), matched by name. Not them? [Tell us](https://millionrounds.com/corrections?person=mike-chalfen).

## Find people like Mike

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