![Brian Sullivan](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>)
Brian Sullivan
Chief Executive Officer at
CELCUITY INC.
Net worth: 327 M $ as of 2026-06-29
Profile
Brian F.
Sullivan was the founder of Recovery Engineering, Inc., founded in 1986, where the title held was Chairman & Chief Executive Officer from 1986 to 1999.
Mr. Sullivan is the founder of Celcuity, Inc., founded in 2012, holding the title of Chairman & Chief Executive Officer since 2012.
Mr. Sullivan currently serves as Chairman & Chief Executive Officer at Pur Water Purification Products, Inc. Former positions include Chairman & Chief Executive Officer at SterilMed, Inc. from 2002 to 2011; Co-Chairman at CobornsDelivers LLC from 1999 to 2002; Director at Sontra Medical Corp.
from 2004 to 2007; Independent Director and Director at Entegris, Inc. from 2003 to 2021; Director at Virtual Radiologic Corp.
from 2008 to 2010; and Director roles at Children's Health Care, Minnesota Orchestral Association, The R.L.
Winston Rod Co., Inc., and North Central Life Insurance Co. Education includes undergraduate studies at Harvard College.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
CELCUITY INC. 6.74% | 2026-03-16 | 3,120,983 ( 6.74% ) | 327 M $ | 2026-06-29 |
Brian Sullivan active positions
| Companies | Position | Start |
|---|---|---|
| CELCUITY INC. | Chief Executive Officer | 2011-12-31 |
PUR Water Purification Products, Inc.
 PUR Water Purification Products, Inc. Water UtilitiesUtilities Provides water filtration systems to purify water for consumers | Chief Executive Officer | - |
Former positions of Brian Sullivan
| Companies | Position | End |
|---|---|---|
| ENTEGRIS, INC. | Director/Board Member | 2021-05-19 |
Entegris, Inc. /Old/ | Director/Board Member | 2020-12-31 |
SterilMed, Inc.
 SterilMed, Inc. Medical SpecialtiesHealth Technology Manufactures and markets medical devices | Chief Executive Officer | 2010-12-31 |
Virtual Radiologic Corp.
 Virtual Radiologic Corp. Medical/Nursing ServicesHealth Services Provides teleradiology, imaging and radiologist practice services | Director/Board Member | 2010-07-11 |
Sontra Medical Corp.
 Sontra Medical Corp. Medical SpecialtiesHealth Technology Develops ultrasound-based skin permeation technologies and products to extract interstitial fluid for diagnostic purposes | Director/Board Member | 2007-10-07 |
Training of Brian Sullivan
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
72
1st degree connections
14
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 14 |
|---|---|
Recovery Engineering, Inc.
 Recovery Engineering, Inc. Industrial MachineryProducer Manufacturing Designs, manufactures, and markets water treatment systems | Producer Manufacturing |
Sontra Medical Corp.
Sontra Medical Corp. Medical SpecialtiesHealth Technology Develops ultrasound-based skin permeation technologies and products to extract interstitial fluid for diagnostic purposes | Health Technology |
Entegris, Inc.
 Entegris, Inc. Industrial MachineryProducer Manufacturing Manufactures and supplies critical materials for the semiconductor, data storage & pharmaceutical industries | Producer Manufacturing |
Virtual Radiologic Corp.
Virtual Radiologic Corp. Medical/Nursing ServicesHealth Services Provides teleradiology, imaging and radiologist practice services | Health Services |
Children's Health Care
 Children's Health Care Hospital/Nursing ManagementHealth Services Operates a children's hospital | Health Services |
CobornsDelivers LLC
 CobornsDelivers LLC Food RetailRetail Trade Provides online grocery shopping and delivery services | Retail Trade |
SterilMed, Inc.
SterilMed, Inc. Medical SpecialtiesHealth Technology Manufactures and markets medical devices | Health Technology |
Minnesota Orchestral Association
 Minnesota Orchestral Association Movies/EntertainmentConsumer Services Provides support for the orchestra and promotes music education | Consumer Services |
Entegris, Inc. /Old/ | |
The R.L. Winston Rod Co., Inc.
 The R.L. Winston Rod Co., Inc. Recreational ProductsConsumer Durables Manufactures and retails fishing rods and equipment | Consumer Durables |
North Central Life Insurance Co.
 North Central Life Insurance Co. Life/Health InsuranceFinance Provides life insurance services | Finance |
Celcuity, Inc.
 Celcuity, Inc. Medical SpecialtiesHealth Technology Operates as a biotechnology company develops novel diagnostic tests | Health Technology |
PUR Water Purification Products, Inc.
PUR Water Purification Products, Inc. Water UtilitiesUtilities Provides water filtration systems to purify water for consumers | Utilities |
Harvard College
 Harvard College Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
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