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LLC · Danbury, CT

Keller & Son Construction LLC

LLC in Danbury, Connecticut · Document #3310089 · Active

Record reference date: October 18, 2026

Details may be incomplete or outdated.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

About this record

Keller & Son Construction LLC is an active Connecticut limited liability company filed on October 21, 2025 (document 3310089). Its registered agent is Joseph Keller.

Registration details

Status
ActiveRecord reference date: October 18, 2026
Entity type
Limited Liability Company
Filed
October 21, 2025Reported filing date
Document number
3310089
Registration jurisdiction
Connecticut
Principal city + ZIP
Danbury, CT 06811-4318
Registered agent
Joseph Keller
Industry (NAICS)
Residential Remodelers (236118) · null
Address
48 S King St, Danbury, CT, 06811-4318

Registered agent and officers

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

Registered agent
Joseph Keller
Principal
Joseph Keller

What this status means / annual report due date

Connecticut reports an active registration. This does not by itself establish good standing, licensing, ownership or that the business is currently trading.

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
Keller & Son Construction LLC

Entity

Type
Limited liability company

Registration

Status
Active
Sub Status
Annual report past due
Number
3310089
Citizenship
Domestic
Home Country
US
Formation Place
Connecticut
Home Jurisdiction
CT

Dates

Annual Report Due
2026-03-31
Registration
2025-10-21

Addresses

Business · Street 1
48 S King St
Business · City
Danbury
Business · Country
US
Business · Postal Code
06811-4318
Business · Region
CT
Mailing · Text
PO Box 785 , ,Ridgefield ,CT ,United States ,06877

Contacts

Business Email
gardenofideas@outlook.com
Survey Email
gardenofideas@outlook.com

Self Reported Characteristics

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

Industry

Naics Code
Residential Remodelers (236118)

Additional reported values

Other reported details

Id
001eq00000ql1abAAA
Business Type
LLC
Status
Active
Sub status
Annual report past due
Account Number
3310089
Annual Report Due Date
03/31/2026
Citizenship
Domestic
Date Registration
10/21/2025
Formation Place
Connecticut
Woman Owned Organization
false
Veteran Owned Organization
false
Minority Owned Organization
false
Org Owned by Person s with disabilities
false
CREATE DT
2026-11-02 00:12:39.8366667

Names and reported roles

Name
Keller & Son Construction LLC

Addresses and locations

Business Street
48 S King St
Business City
Danbury
Business Country
United States
Business ZIP
06811-4318
Business State
CT
Country Formation
United States
State or Territory Formation
Connecticut

Mailing information

Business Email Address
gardenofideas@outlook.com
Mailing Address
PO Box 785 , ,Ridgefield ,CT ,United States ,06877
Category Survey Email Address
gardenofideas@outlook.com

IRS reported fields and codes

Organization is LGBTQI Owned
false

Industry and classification

NAICS Code
Residential Remodelers (236118)

Record reference date: 2026-10-24

Directory details

Names

Legal
Keller & Son Construction LLC

Entity

Type
Limited liability company

Registration

Status
Active
Sub Status
Annual report past due
Number
3310089
Citizenship
Domestic
Home Country
US
Formation Place
Connecticut
Home Jurisdiction
CT

Dates

Annual Report Due
2026-03-31
Registration
2025-10-21

Addresses

Business · Street 1
48 S King St
Business · City
Danbury
Business · Country
US
Business · Postal Code
06811-4318
Business · Region
CT
Mailing · Text
PO Box 785 , ,Ridgefield ,CT ,United States ,06877

Contacts

Business Email
gardenofideas@outlook.com
Survey Email
gardenofideas@outlook.com

Self Reported Characteristics

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

Industry

Naics Code
Residential Remodelers (236118)

Additional reported values

Other reported details

Id
001eq00000ql1abAAA
Business Type
LLC
Status
Active
Sub status
Annual report past due
Account Number
3310089
Annual Report Due Date
03/31/2026
Citizenship
Domestic
Date Registration
10/21/2025
Formation Place
Connecticut
Woman Owned Organization
false
Veteran Owned Organization
false
Minority Owned Organization
false
Org Owned by Person s with disabilities
false
CREATE DT
2026-10-24 00:12:24.3200000

Names and reported roles

Name
Keller & Son Construction LLC

Addresses and locations

Business Street
48 S King St
Business City
Danbury
Business Country
United States
Business ZIP
06811-4318
Business State
CT
Country Formation
United States
State or Territory Formation
Connecticut

Mailing information

Business Email Address
gardenofideas@outlook.com
Mailing Address
PO Box 785 , ,Ridgefield ,CT ,United States ,06877
Category Survey Email Address
gardenofideas@outlook.com

IRS reported fields and codes

Organization is LGBTQI Owned
false

Industry and classification

NAICS Code
Residential Remodelers (236118)

Record reference date: 2026-10-23

Directory details

Names

Legal
Keller & Son Construction LLC

Entity

Type
Limited liability company

Registration

Status
Active
Sub Status
Annual report past due
Number
3310089
Citizenship
Domestic
Home Country
US
Formation Place
Connecticut
Home Jurisdiction
CT

Dates

Annual Report Due
2026-03-31
Registration
2025-10-21

Addresses

Business · Street 1
48 S King St
Business · City
Danbury
Business · Country
US
Business · Postal Code
06811-4318
Business · Region
CT
Mailing · Text
PO Box 785 , ,Ridgefield ,CT ,United States ,06877

Contacts

Business Email
gardenofideas@outlook.com
Survey Email
gardenofideas@outlook.com

Self Reported Characteristics

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

Industry

Naics Code
Residential Remodelers (236118)

Additional reported values

Other reported details

Id
001eq00000ql1abAAA
Business Type
LLC
Status
Active
Sub status
Annual report past due
Account Number
3310089
Annual Report Due Date
03/31/2026
Citizenship
Domestic
Date Registration
10/21/2025
Formation Place
Connecticut
Woman Owned Organization
false
Veteran Owned Organization
false
Minority Owned Organization
false
Org Owned by Person s with disabilities
false
CREATE DT
2026-10-23 00:12:27.5500000

Names and reported roles

Name
Keller & Son Construction LLC

Addresses and locations

Business Street
48 S King St
Business City
Danbury
Business Country
United States
Business ZIP
06811-4318
Business State
CT
Country Formation
United States
State or Territory Formation
Connecticut

Mailing information

Business Email Address
gardenofideas@outlook.com
Mailing Address
PO Box 785 , ,Ridgefield ,CT ,United States ,06877
Category Survey Email Address
gardenofideas@outlook.com

IRS reported fields and codes

Organization is LGBTQI Owned
false

Industry and classification

NAICS Code
Residential Remodelers (236118)

Record reference date: 2026-10-22

Directory details

Names

Legal
Keller & Son Construction LLC

Entity

Type
Limited liability company

Registration

Status
Active
Sub Status
Annual report past due
Number
3310089
Citizenship
Domestic
Home Country
US
Formation Place
Connecticut
Home Jurisdiction
CT

Dates

Annual Report Due
2026-03-31
Registration
2025-10-21

Addresses

Business · Street 1
48 S King St
Business · City
Danbury
Business · Country
US
Business · Postal Code
06811-4318
Business · Region
CT
Mailing · Text
PO Box 785 , ,Ridgefield ,CT ,United States ,06877

Contacts

Business Email
gardenofideas@outlook.com
Survey Email
gardenofideas@outlook.com

Self Reported Characteristics

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

Industry

Naics Code
Residential Remodelers (236118)

Additional reported values

Other reported details

Id
001eq00000ql1abAAA
Business Type
LLC
Status
Active
Sub status
Annual report past due
Account Number
3310089
Annual Report Due Date
03/31/2026
Citizenship
Domestic
Date Registration
10/21/2025
Formation Place
Connecticut
Woman Owned Organization
false
Veteran Owned Organization
false
Minority Owned Organization
false
Org Owned by Person s with disabilities
false
CREATE DT
2026-10-22 00:12:51.1766667

Names and reported roles

Name
Keller & Son Construction LLC

Addresses and locations

Business Street
48 S King St
Business City
Danbury
Business Country
United States
Business ZIP
06811-4318
Business State
CT
Country Formation
United States
State or Territory Formation
Connecticut

Mailing information

Business Email Address
gardenofideas@outlook.com
Mailing Address
PO Box 785 , ,Ridgefield ,CT ,United States ,06877
Category Survey Email Address
gardenofideas@outlook.com

IRS reported fields and codes

Organization is LGBTQI Owned
false

Industry and classification

NAICS Code
Residential Remodelers (236118)

Record reference date: 2026-10-21

Directory details

Names

Legal
Keller & Son Construction LLC

Entity

Type
Limited liability company

Registration

Status
Active
Sub Status
Annual report past due
Number
3310089
Citizenship
Domestic
Home Country
US
Formation Place
Connecticut
Home Jurisdiction
CT

Dates

Annual Report Due
2026-03-31
Registration
2025-10-21

Addresses

Business · Street 1
48 S King St
Business · City
Danbury
Business · Country
US
Business · Postal Code
06811-4318
Business · Region
CT
Mailing · Text
PO Box 785 , ,Ridgefield ,CT ,United States ,06877

Contacts

Business Email
gardenofideas@outlook.com
Survey Email
gardenofideas@outlook.com

Self Reported Characteristics

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

Industry

Naics Code
Residential Remodelers (236118)

Additional reported values

Other reported details

Id
001eq00000ql1abAAA
Business Type
LLC
Status
Active
Sub status
Annual report past due
Account Number
3310089
Annual Report Due Date
03/31/2026
Citizenship
Domestic
Date Registration
10/21/2025
Formation Place
Connecticut
Woman Owned Organization
false
Veteran Owned Organization
false
Minority Owned Organization
false
Org Owned by Person s with disabilities
false
CREATE DT
2026-10-21 00:12:49.8100000

Names and reported roles

Name
Keller & Son Construction LLC

Addresses and locations

Business Street
48 S King St
Business City
Danbury
Business Country
United States
Business ZIP
06811-4318
Business State
CT
Country Formation
United States
State or Territory Formation
Connecticut

Mailing information

Business Email Address
gardenofideas@outlook.com
Mailing Address
PO Box 785 , ,Ridgefield ,CT ,United States ,06877
Category Survey Email Address
gardenofideas@outlook.com

IRS reported fields and codes

Organization is LGBTQI Owned
false

Industry and classification

NAICS Code
Residential Remodelers (236118)

Record reference date: 2026-10-20

Directory details

Names

Legal
Keller & Son Construction LLC

Entity

Type
Limited liability company

Registration

Status
Active
Sub Status
Annual report past due
Number
3310089
Citizenship
Domestic
Home Country
US
Formation Place
Connecticut
Home Jurisdiction
CT

Dates

Annual Report Due
2026-03-31
Registration
2025-10-21

Addresses

Business · Street 1
48 S King St
Business · City
Danbury
Business · Country
US
Business · Postal Code
06811-4318
Business · Region
CT
Mailing · Text
PO Box 785 , ,Ridgefield ,CT ,United States ,06877

Contacts

Business Email
gardenofideas@outlook.com
Survey Email
gardenofideas@outlook.com

Self Reported Characteristics

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

Industry

Naics Code
Residential Remodelers (236118)

Additional reported values

Other reported details

Id
001eq00000ql1abAAA
Business Type
LLC
Status
Active
Sub status
Annual report past due
Account Number
3310089
Annual Report Due Date
03/31/2026
Citizenship
Domestic
Date Registration
10/21/2025
Formation Place
Connecticut
Woman Owned Organization
false
Veteran Owned Organization
false
Minority Owned Organization
false
Org Owned by Person s with disabilities
false
CREATE DT
2026-10-20 00:12:44.6033333

Names and reported roles

Name
Keller & Son Construction LLC

Addresses and locations

Business Street
48 S King St
Business City
Danbury
Business Country
United States
Business ZIP
06811-4318
Business State
CT
Country Formation
United States
State or Territory Formation
Connecticut

Mailing information

Business Email Address
gardenofideas@outlook.com
Mailing Address
PO Box 785 , ,Ridgefield ,CT ,United States ,06877
Category Survey Email Address
gardenofideas@outlook.com

IRS reported fields and codes

Organization is LGBTQI Owned
false

Industry and classification

NAICS Code
Residential Remodelers (236118)

Record reference date: 2026-10-18

Directory details

Names

Legal
Keller & Son Construction LLC

Entity

Type
Limited liability company

Registration

Status
Active
Sub Status
Annual report past due
Number
3310089
Citizenship
Domestic
Home Country
US
Formation Place
Connecticut
Home Jurisdiction
CT

Dates

Annual Report Due
2026-03-31
Registration
2025-10-21

Addresses

Business · Street 1
48 S King St
Business · City
Danbury
Business · Country
US
Business · Postal Code
06811-4318
Business · Region
CT
Mailing · Text
PO Box 785 , ,Ridgefield ,CT ,United States ,06877

Contacts

Business Email
gardenofideas@outlook.com
Survey Email
gardenofideas@outlook.com

Self Reported Characteristics

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

Industry

Naics Code
Residential Remodelers (236118)

Additional reported values

Other reported details

Id
001eq00000ql1abAAA
Business Type
LLC
Status
Active
Sub status
Annual report past due
Account Number
3310089
Annual Report Due Date
03/31/2026
Citizenship
Domestic
Date Registration
10/21/2025
Formation Place
Connecticut
Woman Owned Organization
false
Veteran Owned Organization
false
Minority Owned Organization
false
Org Owned by Person s with disabilities
false
CREATE DT
2026-10-18 00:13:13.9300000

Names and reported roles

Name
Keller & Son Construction LLC

Addresses and locations

Business Street
48 S King St
Business City
Danbury
Business Country
United States
Business ZIP
06811-4318
Business State
CT
Country Formation
United States
State or Territory Formation
Connecticut

Mailing information

Business Email Address
gardenofideas@outlook.com
Mailing Address
PO Box 785 , ,Ridgefield ,CT ,United States ,06877
Category Survey Email Address
gardenofideas@outlook.com

IRS reported fields and codes

Organization is LGBTQI Owned
false

Industry and classification

NAICS Code
Residential Remodelers (236118)

Download directory record (JSON)

All retained directory fields

Other reported details

Id
15410058
Slug
keller-son-construction-llc-3310089
Entity type
Limited Liability Company
Entity class
llc
Is foreign
0
Registry
CT
Doc number
3310089
Filed on
2025-10-21
Status
Active
Is active
1
Domicile
CT
Status known
1
Observed at
2026-10-18T19:49:17.610236+00:00

Addresses and locations

State
CT
City slug
danbury
Address
48 S King St, Danbury, CT, 06811-4318
Zip
06811-4318
Location state
CT

Names and reported roles

Name
Keller & Son Construction LLC
City name
Danbury

Industry and classification

Naics code
Residential Remodelers (236118)

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
Keller & Son Construction LLC

Complete business master fields

Other reported details

Id
001eq00000ql1abAAA
Business Type
LLC
Status
Active
Sub status
Annual report past due
Account Number
3310089
Annual Report Due Date
03/31/2026
Citizenship
Domestic
Date Registration
10/21/2025
Formation Place
Connecticut
Woman Owned Organization
false
Veteran Owned Organization
false
Minority Owned Organization
false
Org Owned by Person s with disabilities
false
CREATE DT
2026-10-18 00:13:13.9300000

Names and reported roles

Name
Keller & Son Construction LLC

Addresses and locations

Business Street
48 S King St
Business City
Danbury
Business Country
United States
Business ZIP
06811-4318
Business State
CT
Country Formation
United States
State or Territory Formation
Connecticut

Mailing information

Business Email Address
gardenofideas@outlook.com
Mailing Address
PO Box 785 , ,Ridgefield ,CT ,United States ,06877
Category Survey Email Address
gardenofideas@outlook.com

IRS reported fields and codes

Organization is LGBTQI Owned
false

Industry and classification

NAICS Code
Residential Remodelers (236118)

Registered agents (1)

Reported name and role

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

Registered agents

Registered agent
Joseph KellerFind records reporting this name →

Parsed registry details

Parties

Reported · Source Type
Individual
Reported · Name
Joseph Keller
Reported · Given Name
Joseph
Reported · Family Name
Keller

Contacts

Agent Phone
2037888955
Agent Email
gardenofideas@outlook.com

Addresses

Business · Text
48 S King St, Danbury, CT, 06811-4318, United States
Business · Street 1
48 S King St
Business · City
Danbury
Business · Region
CT
Business · Postal Code
06811-4318
Business · Country
US
Mailing · Text
PO Box 785, Ridgefield, CT, 06877, United States
Mailing · Street 1
PO Box 785
Mailing · City
Ridgefield
Mailing · Postal Code
06877
Mailing · Region
CT
Mailing · Country
US
Residence · Street 2
48 S King St
Residence · City
Danbury
Residence · Region
CT
Residence · Postal Code
06811-4318
Residence · Country
US

Joseph Keller

Other reported details

Business ID
001eq00000ql1abAAA
Reported type
Individual
Record timestamp
2026-10-18 00:30:35.4733333

Names and reported roles

Reported name
Joseph Keller
Firstname
Joseph
Lastname
Keller

Registered agent information

Registered agent phone
2037888955
Registered agent email
gardenofideas@outlook.com

Addresses and locations

Business address
48 S King St, Danbury, CT, 06811-4318, United States
Business street address 1
48 S King St
Business city
Danbury
Business state
CT
Business zip code
06811-4318
Business country
United States

Mailing information

Mailing address
PO Box 785, Ridgefield, CT, 06877, United States
Mailing street address 1
PO Box 785
Mailing city
Ridgefield
Mailing zip code
06877
Mailing state
CT
Mailing country
United States

Reported residence addresses

Residence street address 1
48 S King St
Residence city
Danbury
Residence state
CT
Residence zip code
06811-4318
Residence country
United States

Showing 1–1 of 1.

Principals (1)

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
Joseph Keller
Reported · Given Name
Joseph
Reported · Family Name
Keller

Addresses

Business · Street 1
48 S King St
Business · City
Danbury
Business · Region
CT
Business · Postal Code
06811-4318
Business · Country
US
Residence · Text
48 S King St, Danbury, CT, 06811-4318, United States
Residence · Street 2
48 S King St
Residence · City
Danbury
Residence · Region
CT
Residence · Postal Code
06811-4318
Residence · Country
US

Joseph Keller

Other reported details

Business ID
001eq00000ql1abAAA
Record timestamp
2026-10-18 00:40:04.8166667

Names and reported roles

Reported name
Joseph Keller
Firstname
Joseph
Lastname
Keller

Addresses and locations

Business street address 1
48 S King St
Business city
Danbury
Business state
CT
Business zip code
06811-4318
Business country
United States

Reported residence addresses

Residence address
48 S King St, Danbury, CT, 06811-4318, United States
Residence street address 1
48 S King St
Residence city
Danbury
Residence state
CT
Residence zip code
06811-4318
Residence country
United States

Showing 1–1 of 1.

Filing history (1)

Parsed registry details

Filing

Name
BF-0013592738
Source Type
Business Formation
Type
Certificate of Organization
Physical Filing
No

Dates

Filing
2025-10-21

Parties

Organizer · Kind
Individual

BF-0013592738 · 2025-10-21

Other reported details

Business ID
001eq00000ql1abAAA
Filing date
2025-10-21T00:00:00.000
Reported type
Business Formation
Filing type
Certificate of Organization
Physical filing
false
Record timestamp
2026-10-01T00:00:00.000

Names and reported roles

Name
BF-0013592738
Organizer type
Individual

Showing 1–1 of 1.

Correct or remove this record.

Same registered agent

Joseph Keller

BusinessCityTypeFiledStatus
GARDEN OF IDEAS, LLCRidgefield, CT · DissolvedRidgefield, CTLLCNov 16, 1998Dissolved
KS Land LLCDanbury, CT · ActiveDanbury, CTLLCOct 11, 2022Active

Other companies with Joseph Keller

All filings reporting this name

BusinessCityTypeFiledStatus
GARDEN OF IDEAS, LLCRidgefield, CT · DissolvedRidgefield, CTLLCNov 16, 1998Dissolved
KS Land LLCDanbury, CT · ActiveDanbury, CTLLCOct 11, 2022Active
SVENDSEN & KELLER Limited Liability CompanyDanbury, CT · ActiveDanbury, CTLLCMar 8, 2023Active

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