![Cathal Phelan](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Cathal Phelan
Corporate Officer/Principal at
IMPINJ, INC.
Net worth: 2 M $ as of 2026-06-29
Profile
Cathal G.
Phelan is the founder of Atticotti LLC, founded in 2013.
Current jobs include Director at Ramtron International Corp.
and Chief Innovation Officer at Impinj, Inc. starting in 2025.
Former jobs include President & Chief Executive Officer at Ubicom, Inc. from 2006 to 2008; Chief Executive Officer at Rapt Touch, Inc. from 2014 to 2019; Director at Virage Logic Corp.
from 2006 to 2010; Director at Touchstone Semiconductor, Inc. from 2011 to 2014; Director at AgigA Tech, Inc. from 2008 to 2019; CTO and Executive VP-Consumer & Computation Division at Cypress Semiconductor Corp.
from 2012 to 2013; and Design Engineer at Philips Research Laboratories from 1985 to 1990.
Education includes undergraduate and graduate degrees from Trinity College Dublin, conferred in 1984 and 1985 respectively.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
IMPINJ, INC. 0.05% | 2026-04-07 | 15,155 ( 0.05% ) | 2 M $ | 2026-06-29 |
Cathal Phelan active positions
| Companies | Position | Start |
|---|---|---|
| IMPINJ, INC. | Corporate Officer/Principal | - |
Ramtron International Corp.
 Ramtron International Corp. SemiconductorsElectronic Technology Designs, develops, manufactures, and sells specialty high performance semiconductor memory devices | Director/Board Member | - |
Former positions of Cathal Phelan
| Companies | Position | End |
|---|---|---|
AgigA Tech, Inc.
 AgigA Tech, Inc. SemiconductorsElectronic Technology Developes battery-free non-volatile memory solutions | Director/Board Member | 2019-11-30 |
Rapt Touch, Inc.
 Rapt Touch, Inc. Electrical ProductsProducer Manufacturing Rapt Touch, Inc. is a private company based in San Mateo, CA. | Chief Executive Officer | 2019-10-31 |
Touchstone Semiconductor, Inc.
 Touchstone Semiconductor, Inc. SemiconductorsElectronic Technology Provides analog integrated circuit solutions | Director/Board Member | 2014-01-31 |
| CYPRESS SEMICONDUCTOR CORPORATION | Chief Tech/Sci/R&D Officer | 2013-02-28 |
Virage Logic Corp.
 Virage Logic Corp. SemiconductorsElectronic Technology Provides embedded memory technology solutions | Director/Board Member | 2010-08-31 |
Training of Cathal Phelan
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
75
1st degree connections
11
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 11 |
|---|---|
Cypress Semiconductor Corp.
 Cypress Semiconductor Corp. SemiconductorsElectronic Technology Designs, manufactures and sells embedded system solutions for internet of things, automotive, industrial & consumer applications | Electronic Technology |
Ramtron International Corp.
Ramtron International Corp. SemiconductorsElectronic Technology Designs, develops, manufactures, and sells specialty high performance semiconductor memory devices | Electronic Technology |
Virage Logic Corp.
Virage Logic Corp. SemiconductorsElectronic Technology Provides embedded memory technology solutions | Electronic Technology |
Ubicom, Inc.
 Ubicom, Inc. SemiconductorsElectronic Technology Develops communications processor and software platforms | Electronic Technology |
Trinity College Dublin
 Trinity College Dublin Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Impinj, Inc.
 Impinj, Inc. SemiconductorsElectronic Technology Provides RFID solutions to retail, pharmaceutical, healthcare and many other industries | Electronic Technology |
Philips Research Laboratories
 Philips Research Laboratories Miscellaneous Commercial ServicesCommercial Services Operates as a research and development lab | Commercial Services |
Touchstone Semiconductor, Inc.
Touchstone Semiconductor, Inc. SemiconductorsElectronic Technology Provides analog integrated circuit solutions | Electronic Technology |
AgigA Tech, Inc.
AgigA Tech, Inc. SemiconductorsElectronic Technology Developes battery-free non-volatile memory solutions | Electronic Technology |
Atticotti LLC | |
Rapt Touch, Inc.
Rapt Touch, Inc. Electrical ProductsProducer Manufacturing Rapt Touch, Inc. is a private company based in San Mateo, CA. | Producer Manufacturing |
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