Doppel Overview

  • Founded
  • 2014

  • Status
  • Out of Business

  • Employees
  • 4

  • Latest Deal Type
  • Out of Business

Doppel General Information


Developer of a wearable device built for users to stay alert and calm in real-time. The company's product works by creating a silent vibration on the inside of the wrist which feels just like the 'lub-dub' of a heartbeat, enabling users to regulate the rhythm according to their mental condition as well as reduce stress and increase focus.

Contact Information

Ownership Status
Out of Business
Financing Status
Formerly VC-backed
Primary Industry
Electronics (B2C)
Other Industries
Application Software
Primary Office
  • Pope's Hall Dairy, Sandway
  • Maidstone ME17 2BH
  • England, United Kingdom

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Doppel Valuation & Funding

Deal Type Date Amount Raised to Date Post-Val Status Stage
9. Out of Business 00.000 Completed Out of Business
8. Seed Round 31-Aug-2020 00.000 Completed Generating Revenue
7. Accelerator/Incubator 22-Oct-2019 00.000 Completed Generating Revenue
6. Seed Round 05-Jun-2019 00.000 00.000 00.00 Completed Generating Revenue
5. Angel (individual) 03-Jul-2018 00.000 00.000 00.000 Completed Generating Revenue
4. Accelerator/Incubator 01-Jan-2016 Completed Generating Revenue
3. Product Crowdfunding 17-Jul-2015 00000 Completed Generating Revenue
2. Grant 01-Jan-2015 $219K Completed Generating Revenue
1. Accelerator/Incubator 01-Jan-2014 Completed Generating Revenue
To view Doppel’s complete valuation and funding history, request access »

Doppel Cap Table

Stock # of Shares
Par Value Dividend Rate (%) Original
Issue Price
Liquidation Liquidation
Pref. Multiple
Conversion Price % Owned
Ordinary 00,000 00.000000 0000.00 0000.00 00 0000.00 00.000
Ordinary 0,000 00.000000 0000.00 0000.00 00 0000.00 00.000
Ordinary 0,000 00.000000 000.00 000.00 00 000.00 0.000
Ordinary 4,603 $0.000128 $72.44 $72.44 1x $72.44 6.03%
Ordinary 1,067 $0.000128 $47.91 $47.91 1x $47.91 1.4%
To view Doppel’s complete cap table history, request access »

Doppel Patents

Doppel Recent Patent Activity

Publication ID Patent Title Status First Filing Date Technology (CPC) Citations
GB-201500305-D0 Wearable apparatus Inactive 09-Jan-2015
GB-201401909-D0 A wearable heart entrainment device Inactive 04-Feb-2014 00000000000
EP-3102272-A2 System for treating a condition of a user Active 04-Feb-2014 000000000
CA-2938770-C Wearable apparatus Active 04-Feb-2014 000000000
CA-2938770-A1 Wearable apparatus Active 04-Feb-2014 A61M21/02
To view Doppel’s complete patent history, request access »

Doppel Executive Team (4)

Name Title Board Seat Contact Info
Fotini Markopoulou Co-Founder & Chief Executive Officer
Andreas Bilicki Co-Founder & Chief Technology Officer
Nell Bennett Co-Founder & Design Director
Jack Hooper Co-Founder, Commercial Director, Chief Product Officer & Board Member
To view Doppel’s complete executive team members history, request access »

Doppel Board Members (3)

Name Representing Role Since
Fotini Markopoulou Doppel Co-Founder & Chief Executive Officer 000 0000
Jack Hooper Doppel Co-Founder, Commercial Director, Chief Product Officer & Board Member 000 0000
Paul Anson Doppel Board Member 000 0000
To view Doppel’s complete board members history, request access »

Doppel Signals

Growth Rate

0.80% Weekly
Weekly Growth 0.80%, 93rd %
-35.5%. 530%

Size Multiple

219x Median
Size Multiple 219x, 100th %ile
0.00x 0.95x. 413Kx

Key Data Points

Twitter Followers


Similarweb Unique Visitors


Majestic Referring Domains


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