CLEARSIGN TECHNOLOGIES CORP
Profile
Company Names
CLEARSIGN TECHNOLOGIES CORP
CLEARSIGN COMBUSTION CORP
Addresses
8023 E. 63RD PLACE, SUITE 101, TULSA, OK 74133
12870 INTERURBAN AVENUE SOUTH, SEATTLE, WA 98168
12201 TUKWILA INTERNATIONAL BOULEVARD, SUITE 120, SEATTLE, WA 98168
Phone Numbers
(918) 236-6461
(206) 673-4848
206-349-0739
Entity Type:
CORPORATION
Industry:
OTHER TECHNOLOGY, OTHER, OTHER ENERGY
Year Incorporated:
2008
State Incorporated:
WASHINGTON
Total Amount Raised:
$23,536,073.00
Number of Funding Rounds:
6
Investment Rounds
Round #
Round Open Date
Amount Raised
Total Round Size
Amount Remaining to be Raised
Securities
6
2024-06-24
$4,341,025.00
$11,732,579.00
$7,391,554.00
Equity
5
2024-04-23
$4,999,684.00
$14,425,891.00
$9,426,207.00
Equity
4
2020-09-30
$1,308,850.00
$1,308,850.00
$0.00
Equity
3
2018-07-20
$11,730,472.00
$11,730,472.00
$0.00
Equity
2
2011-03-17
$100,000.00
$3,000,000.00
$2,900,000.00
Equity
1
2008-04-21
$1,056,042.00
$1,056,042.00
$0.00
Equity
People
First Name
Middle Name
Last Name
Titles
Related Companies
LON
E.
BELL
DIRECTOR
SUSANNE
MELINE
DIRECTOR
RICHARD
RUTKOWSKI
DIRECTOR, EXECUTIVE OFFICER
Filings
Filing Date
Filing Type
Source URL
Industry Classifier
Detailed Industry
Revenue Range
Securities
First Sale Date
D
OTHER TECHNOLOGY
INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL [3823]
DECLINE TO DISCLOSE
Equity
2024-06-24
D
OTHER TECHNOLOGY
INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL [3823]
DECLINE TO DISCLOSE
Equity
2024-04-23
D
OTHER
INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL [3823]
$1 - $1,000,000
Equity
2020-09-30
D
OTHER TECHNOLOGY
INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL [3823]
DECLINE TO DISCLOSE
Equity
2018-07-20
