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LLC · Norwalk, CT

ECONCONSULT LLC

LLC in Norwalk, Connecticut · Document #1026467 · Forfeited

Record reference date: October 20, 2026

Details may be incomplete or outdated. “Not reported” means a usable value is unavailable.

About this record

ECONCONSULT LLC is a forfeited Connecticut limited liability company filed on January 20, 2011 (document 1026467). Its registered agent is MARK L. SERLIN.

Registration details

Status
ForfeitedRecord reference date: October 20, 2026
Entity type
Limited Liability Company
Filed
January 20, 2011Reported filing date
Document number
1026467
Registration jurisdiction
Connecticut
Principal city + ZIP
Norwalk, CT 06851
Registered agent
MARK L. SERLIN
Address
11 WINTHROP AVENUE, NORWALK, CT, 06851

Registered agent and officers

Names and roles are reported on filings; matching names do not establish identity or ownership.

Registered agent
MARK L. SERLIN
Principal
MARNI SERLIN
Principal
MARK SERLIN

What this status means / annual report due date

Connecticut reports forfeited status. This describes the registration record; the exact effect depends on the entity type and reason recorded. A past listing does not establish current authority to operate.

Connecticut LLC annual reports are filed January 1 through March 31, starting in the year after registration. Other entity types can have different reporting schedules.

Additional business details

View historical details and available fields

Historical values may differ from the registration summary.

Record reference date: 2026-11-02

Directory details

Names

Legal
ECONCONSULT LLC

Entity

Type
Limited liability company

Registration

Status
Forfeited
Number
1026467
Citizenship
Domestic
Formation Place
CT
Home Jurisdiction
CT
Administrative Dissolution Reason
Failure to file Annual Report

Addresses

Business · Street 1
11 WINTHROP AVENUE
Business · City
Norwalk
Business · Postal Code
06851
Business · Region
CT
Mailing · Text
No information provided , , , , ,

Dates

Registration
2011-01-20

Self Reported Characteristics

Woman Owned
No
Veteran Owned
No
Minority Owned
No
Disability Owned
No
Lgbtqi Owned
No

Additional reported values

Other reported details

Id
001t000000WnbKbAAJ
Business Type
LLC
Status
Forfeited
Account Number
1026467
Citizenship
Domestic
Date Registration
01/20/2011
Formation Place
CT
Woman Owned Organization
false
Veteran Owned Organization
false
Minority Owned Organization
false
Org Owned by Person s with disabilities
false
Reason for Administrative Dissolution
Failure to file Annual Report
CREATE DT
2026-11-02 00:16:52.9333333

Names and reported roles

Name
ECONCONSULT LLC

Addresses and locations

Business Street
11 WINTHROP AVENUE
Business City
NORWALK
Business ZIP
06851
Business State
CT
State or Territory Formation
Connecticut

Mailing information

Mailing Address
No information provided , , , , ,

IRS reported fields and codes

Organization is LGBTQI Owned
false

Record reference date: 2026-10-24

Directory details

Names

Legal
ECONCONSULT LLC

Entity

Type
Limited liability company

Registration

Status
Forfeited
Number
1026467
Citizenship
Domestic
Formation Place
CT
Home Jurisdiction
CT
Administrative Dissolution Reason
Failure to file Annual Report

Addresses

Business · Street 1
11 WINTHROP AVENUE
Business · City
Norwalk
Business · Postal Code
06851
Business · Region
CT
Mailing · Text
No information provided , , , , ,

Dates

Registration
2011-01-20

Self Reported Characteristics

Woman Owned
No
Veteran Owned
No
Minority Owned
No
Disability Owned
No
Lgbtqi Owned
No

Additional reported values

Other reported details

Id
001t000000WnbKbAAJ
Business Type
LLC
Status
Forfeited
Account Number
1026467
Citizenship
Domestic
Date Registration
01/20/2011
Formation Place
CT
Woman Owned Organization
false
Veteran Owned Organization
false
Minority Owned Organization
false
Org Owned by Person s with disabilities
false
Reason for Administrative Dissolution
Failure to file Annual Report
CREATE DT
2026-10-24 00:16:41.6400000

Names and reported roles

Name
ECONCONSULT LLC

Addresses and locations

Business Street
11 WINTHROP AVENUE
Business City
NORWALK
Business ZIP
06851
Business State
CT
State or Territory Formation
Connecticut

Mailing information

Mailing Address
No information provided , , , , ,

IRS reported fields and codes

Organization is LGBTQI Owned
false

Record reference date: 2026-10-23

Directory details

Names

Legal
ECONCONSULT LLC

Entity

Type
Limited liability company

Registration

Status
Forfeited
Number
1026467
Citizenship
Domestic
Formation Place
CT
Home Jurisdiction
CT
Administrative Dissolution Reason
Failure to file Annual Report

Addresses

Business · Street 1
11 WINTHROP AVENUE
Business · City
Norwalk
Business · Postal Code
06851
Business · Region
CT
Mailing · Text
No information provided , , , , ,

Dates

Registration
2011-01-20

Self Reported Characteristics

Woman Owned
No
Veteran Owned
No
Minority Owned
No
Disability Owned
No
Lgbtqi Owned
No

Additional reported values

Other reported details

Id
001t000000WnbKbAAJ
Business Type
LLC
Status
Forfeited
Account Number
1026467
Citizenship
Domestic
Date Registration
01/20/2011
Formation Place
CT
Woman Owned Organization
false
Veteran Owned Organization
false
Minority Owned Organization
false
Org Owned by Person s with disabilities
false
Reason for Administrative Dissolution
Failure to file Annual Report
CREATE DT
2026-10-23 00:16:39.9000000

Names and reported roles

Name
ECONCONSULT LLC

Addresses and locations

Business Street
11 WINTHROP AVENUE
Business City
NORWALK
Business ZIP
06851
Business State
CT
State or Territory Formation
Connecticut

Mailing information

Mailing Address
No information provided , , , , ,

IRS reported fields and codes

Organization is LGBTQI Owned
false

Record reference date: 2026-10-22

Directory details

Names

Legal
ECONCONSULT LLC

Entity

Type
Limited liability company

Registration

Status
Forfeited
Number
1026467
Citizenship
Domestic
Formation Place
CT
Home Jurisdiction
CT
Administrative Dissolution Reason
Failure to file Annual Report

Addresses

Business · Street 1
11 WINTHROP AVENUE
Business · City
Norwalk
Business · Postal Code
06851
Business · Region
CT
Mailing · Text
No information provided , , , , ,

Dates

Registration
2011-01-20

Self Reported Characteristics

Woman Owned
No
Veteran Owned
No
Minority Owned
No
Disability Owned
No
Lgbtqi Owned
No

Additional reported values

Other reported details

Id
001t000000WnbKbAAJ
Business Type
LLC
Status
Forfeited
Account Number
1026467
Citizenship
Domestic
Date Registration
01/20/2011
Formation Place
CT
Woman Owned Organization
false
Veteran Owned Organization
false
Minority Owned Organization
false
Org Owned by Person s with disabilities
false
Reason for Administrative Dissolution
Failure to file Annual Report
CREATE DT
2026-10-22 00:17:16.4833333

Names and reported roles

Name
ECONCONSULT LLC

Addresses and locations

Business Street
11 WINTHROP AVENUE
Business City
NORWALK
Business ZIP
06851
Business State
CT
State or Territory Formation
Connecticut

Mailing information

Mailing Address
No information provided , , , , ,

IRS reported fields and codes

Organization is LGBTQI Owned
false

Record reference date: 2026-10-21

Directory details

Names

Legal
ECONCONSULT LLC

Entity

Type
Limited liability company

Registration

Status
Forfeited
Number
1026467
Citizenship
Domestic
Formation Place
CT
Home Jurisdiction
CT
Administrative Dissolution Reason
Failure to file Annual Report

Addresses

Business · Street 1
11 WINTHROP AVENUE
Business · City
Norwalk
Business · Postal Code
06851
Business · Region
CT
Mailing · Text
No information provided , , , , ,

Dates

Registration
2011-01-20

Self Reported Characteristics

Woman Owned
No
Veteran Owned
No
Minority Owned
No
Disability Owned
No
Lgbtqi Owned
No

Additional reported values

Other reported details

Id
001t000000WnbKbAAJ
Business Type
LLC
Status
Forfeited
Account Number
1026467
Citizenship
Domestic
Date Registration
01/20/2011
Formation Place
CT
Woman Owned Organization
false
Veteran Owned Organization
false
Minority Owned Organization
false
Org Owned by Person s with disabilities
false
Reason for Administrative Dissolution
Failure to file Annual Report
CREATE DT
2026-10-21 00:17:09.4133333

Names and reported roles

Name
ECONCONSULT LLC

Addresses and locations

Business Street
11 WINTHROP AVENUE
Business City
NORWALK
Business ZIP
06851
Business State
CT
State or Territory Formation
Connecticut

Mailing information

Mailing Address
No information provided , , , , ,

IRS reported fields and codes

Organization is LGBTQI Owned
false

Record reference date: 2026-10-20

Directory details

Names

Legal
ECONCONSULT LLC

Entity

Type
Limited liability company

Registration

Status
Forfeited
Number
1026467
Citizenship
Domestic
Formation Place
CT
Home Jurisdiction
CT
Administrative Dissolution Reason
Failure to file Annual Report

Addresses

Business · Street 1
11 WINTHROP AVENUE
Business · City
Norwalk
Business · Postal Code
06851
Business · Region
CT
Mailing · Text
No information provided , , , , ,

Dates

Registration
2011-01-20

Self Reported Characteristics

Woman Owned
No
Veteran Owned
No
Minority Owned
No
Disability Owned
No
Lgbtqi Owned
No

Additional reported values

Other reported details

Id
001t000000WnbKbAAJ
Business Type
LLC
Status
Forfeited
Account Number
1026467
Citizenship
Domestic
Date Registration
01/20/2011
Formation Place
CT
Woman Owned Organization
false
Veteran Owned Organization
false
Minority Owned Organization
false
Org Owned by Person s with disabilities
false
Reason for Administrative Dissolution
Failure to file Annual Report
CREATE DT
2026-10-20 00:17:07.4800000

Names and reported roles

Name
ECONCONSULT LLC

Addresses and locations

Business Street
11 WINTHROP AVENUE
Business City
NORWALK
Business ZIP
06851
Business State
CT
State or Territory Formation
Connecticut

Mailing information

Mailing Address
No information provided , , , , ,

IRS reported fields and codes

Organization is LGBTQI Owned
false

Record reference date: 2026-10-18

Directory details

Names

Legal
ECONCONSULT LLC

Entity

Type
Limited liability company

Registration

Status
Forfeited
Number
1026467
Citizenship
Domestic
Formation Place
CT
Home Jurisdiction
CT
Administrative Dissolution Reason
Failure to file Annual Report

Addresses

Business · Street 1
11 WINTHROP AVENUE
Business · City
Norwalk
Business · Postal Code
06851
Business · Region
CT
Mailing · Text
No information provided , , , , ,

Dates

Registration
2011-01-20

Self Reported Characteristics

Woman Owned
No
Veteran Owned
No
Minority Owned
No
Disability Owned
No
Lgbtqi Owned
No

Additional reported values

Other reported details

Id
001t000000WnbKbAAJ
Business Type
LLC
Status
Forfeited
Account Number
1026467
Citizenship
Domestic
Date Registration
01/20/2011
Formation Place
CT
Woman Owned Organization
false
Veteran Owned Organization
false
Minority Owned Organization
false
Org Owned by Person s with disabilities
false
Reason for Administrative Dissolution
Failure to file Annual Report
CREATE DT
2026-10-18 00:17:55.3833333

Names and reported roles

Name
ECONCONSULT LLC

Addresses and locations

Business Street
11 WINTHROP AVENUE
Business City
NORWALK
Business ZIP
06851
Business State
CT
State or Territory Formation
Connecticut

Mailing information

Mailing Address
No information provided , , , , ,

IRS reported fields and codes

Organization is LGBTQI Owned
false

Download directory record (JSON)

All retained directory fields

Other reported details

Id
14837796
Slug
econconsult-llc-1026467
Entity type
Limited Liability Company
Entity class
llc
Is foreign
0
Registry
CT
Doc number
1026467
Filed on
2011-01-20
Status
Forfeited
Is active
0
Domicile
CT
Status known
1
Observed at
2026-10-21T07:22:48.934593+00:00

Addresses and locations

State
CT
City slug
norwalk
Address
11 WINTHROP AVENUE, NORWALK, CT, 06851
Zip
06851
Location state
CT

Names and reported roles

Name
ECONCONSULT LLC
City name
Norwalk

Additional Connecticut registry details

Linked through the registry’s business ID. Agents and principals are reported roles and do not establish beneficial ownership. Contact and residence addresses are labeled as reported.

Record reference date: 2026-10-18.

Registered and alternate business names

Roles are shown as reported. Agents, officers and principals are not automatically owners.

Business names

Registered name
ECONCONSULT LLC

Complete business master fields

Other reported details

Id
001t000000WnbKbAAJ
Business Type
LLC
Status
Forfeited
Account Number
1026467
Citizenship
Domestic
Date Registration
01/20/2011
Formation Place
CT
Woman Owned Organization
false
Veteran Owned Organization
false
Minority Owned Organization
false
Org Owned by Person s with disabilities
false
Reason for Administrative Dissolution
Failure to file Annual Report
CREATE DT
2026-10-18 00:17:55.3833333

Names and reported roles

Name
ECONCONSULT LLC

Addresses and locations

Business Street
11 WINTHROP AVENUE
Business City
NORWALK
Business ZIP
06851
Business State
CT
State or Territory Formation
Connecticut

Mailing information

Mailing Address
No information provided , , , , ,

IRS reported fields and codes

Organization is LGBTQI Owned
false

Registered agents (1)

Reported name and role

Roles are shown as reported. Agents, officers and principals are not automatically owners.

Registered agents

Registered agent
MARK L. SERLINFind records reporting this name →

Parsed registry details

Parties

Reported · Source Type
Individual
Reported · Name
MARK L. SERLIN
Reported · Given Name
MARK L.
Reported · Family Name
SERLIN

Addresses

Business · Text
NONE, , United States
Business · Street 1
NONE
Business · Country
US
Residence · Street 2
11 WINTHROP AVENUE
Residence · City
Norwalk
Residence · Region
CT
Residence · Postal Code
06851
Residence · Country
US

MARK L. SERLIN

Other reported details

Business ID
001t000000WnbKbAAJ
Business ID
1026467
Reported type
Individual
Record timestamp
2026-10-18 00:32:37.8533333

Names and reported roles

Reported name
MARK L. SERLIN
Firstname
MARK L.
Lastname
SERLIN

Addresses and locations

Business address
NONE, , United States
Business street address 1
NONE
Business country
United States

Reported residence addresses

Residence street address 1
11 WINTHROP AVENUE
Residence city
NORWALK
Residence state
CT
Residence zip code
06851
Residence country
United States

Showing 1–1 of 1.

Principals (2)

Reported name and role

Roles are shown as reported. Agents, officers and principals are not automatically owners.

Principals and members

Parsed registry details

Parties

Reported · Name
MARNI SERLIN
Reported · Given Name
MARNI
Reported · Family Name
SERLIN

Addresses

Business · Street 1
NONE
Residence · Text
11 WINTHROP AVENUE, NORWALK, CT, 06851, United States
Residence · Street 2
11 WINTHROP AVENUE
Residence · City
Norwalk
Residence · Region
CT
Residence · Postal Code
06851
Residence · Country
US

MARNI SERLIN

Other reported details

Business ID
001t000000WnbKbAAJ
Record timestamp
2026-10-18 00:42:31.2266667

Names and reported roles

Reported name
MARNI SERLIN
Firstname
MARNI
Lastname
SERLIN

Addresses and locations

Business street address 1
NONE

Reported residence addresses

Residence address
11 WINTHROP AVENUE, NORWALK, CT, 06851, United States
Residence street address 1
11 WINTHROP AVENUE
Residence city
NORWALK
Residence state
CT
Residence zip code
06851
Residence country
United States

Reported name and role

Roles are shown as reported. Agents, officers and principals are not automatically owners.

Principals and members

Parsed registry details

Parties

Reported · Name
MARK SERLIN
Reported · Given Name
MARK
Reported · Family Name
SERLIN

Addresses

Business · Street 1
NONE
Residence · Text
11 WINTHROP AVENUE, NORWALK, CT, 06851, United States
Residence · Street 2
11 WINTHROP AVENUE
Residence · City
Norwalk
Residence · Region
CT
Residence · Postal Code
06851
Residence · Country
US

MARK SERLIN

Other reported details

Business ID
001t000000WnbKbAAJ
Record timestamp
2026-10-18 00:42:31.2266667

Names and reported roles

Reported name
MARK SERLIN
Firstname
MARK
Lastname
SERLIN

Addresses and locations

Business street address 1
NONE

Reported residence addresses

Residence address
11 WINTHROP AVENUE, NORWALK, CT, 06851, United States
Residence street address 1
11 WINTHROP AVENUE
Residence city
NORWALK
Residence state
CT
Residence zip code
06851
Residence country
United States

Showing 1–2 of 2.

Filing history (3)

Parsed registry details

Filing

Name
BF-0011016131
Source Type
Administrative Dissolution
Type
Certificate of Dissolution/Revocation
Physical Filing
No

Dates

Filing
2022-09-26

BF-0011016131 · 2022-09-26

Other reported details

Business ID
001t000000WnbKbAAJ
Filing date
2022-09-26T00:00:00.000
Reported type
Administrative Dissolution
Filing type
Certificate of Dissolution/Revocation
Physical filing
false
Record timestamp
2026-10-01T00:00:00.000

Names and reported roles

Name
BF-0011016131

Parsed registry details

Filing

Name
BF-0010646811
Source Type
Administrative Dissolution
Type
Notice of Intent to Dissolve/Revoke
Physical Filing
No

Dates

Filing
2022-06-20

BF-0010646811 · 2022-06-20

Other reported details

Business ID
001t000000WnbKbAAJ
Filing date
2022-06-20T00:00:00.000
Reported type
Administrative Dissolution
Filing type
Notice of Intent to Dissolve/Revoke
Physical filing
false
Record timestamp
2026-10-01T00:00:00.000

Names and reported roles

Name
BF-0010646811

Parsed registry details

Filing

Name
0004310402
Source Type
Business Formation
Type
Certificate of Organization
Volume
1486
Volume Type
B
Page Count
2
Start Page
1422
Physical Filing
Yes

Dates

Filing
2011-01-20

0004310402 · 2011-01-20

Other reported details

Business ID
001t000000WnbKbAAJ
Filing date
2011-01-20T00:00:00.000
Reported type
Business Formation
Filing type
Certificate of Organization
Volume
1486
Volume type
B
Pages
2
Start page
1422
Physical filing
true
Record timestamp
2026-10-01T00:00:00.000

Names and reported roles

Name
0004310402

Showing 1–3 of 3.

Correct or remove this record.

Other companies with MARK SERLIN

All filings reporting this name

BusinessCityTypeFiledStatus
EPHRAIM LAZZARI COMPANY LLCNew Haven, CT · DissolvedNew Haven, CTLLCNov 2, 2006Dissolved
LAST CHANCE AND INVISIBLE LEASH DOG TRAINING LLCNorwalk, CT · DissolvedNorwalk, CTLLCMar 30, 2009Dissolved
FAMILY HOME HEALTH CARE OF FAIRFIELD COUNTY LLCNorwalk, CT · DissolvedNorwalk, CTLLCMay 10, 2010Dissolved
Crucible Gaming LtdLocation not reported, CT · WithdrawnLocation not reported, CTCorporationJun 20, 2025Withdrawn

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