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  5. DOUGLAS R COLTHURST, D.D.S., LTD.

DOUGLAS R COLTHURST, D.D.S., LTD.

Company Details

Entity Name: DOUGLAS R COLTHURST, D.D.S., LTD.
Jurisdiction: Illinois
Entity Type: Corporation - Domestic BCA
Status: Goodstanding
Date Formed: 29 Nov 1983
Company Number: CORP_53273424
File Number: 53273424
Type of Business: Incorporated under the Professional Service Corporation Act
Place of Formation: ILLINOIS

form 5500

Plan Name Plan Year EIN/PN Received Sponsor Total number of participants
DOUGLAS R. COLTHURST, D.D.S., INC. 401(K) PROFIT SHARING PLAN & TRUST 2021 363253503 2022-04-07 DOUGLAS R. COLTHURST, D.D.S., INC. 10
File View Page
Three-digit plan number (PN) 001
Effective date of plan 2002-01-01
Business code 621210
Sponsor’s telephone number 8153440453
Plan sponsor’s address 3420 WEST ELM STREET, MCHENRY, IL, 600504433

Signature of
Role Plan administrator
Date 2022-04-07
Name of individual signing DOUGLAS R. COLTHURST
Valid signature Filed with authorized/valid electronic signature
DOUGLAS R. COLTHURST, D.D.S., INC. 401(K) PROFIT SHARING PLAN & TRUST 2020 363253503 2021-10-13 DOUGLAS R. COLTHURST, D.D.S., INC. 13
File View Page
Three-digit plan number (PN) 001
Effective date of plan 2002-01-01
Business code 621210
Sponsor’s telephone number 8153440453
Plan sponsor’s address 3420 WEST ELM STREET, MCHENRY, IL, 600504433
DOUGLAS R. COLTHURST, D.D.S., INC. 401(K) PROFIT SHARING PLAN & TRUST 2019 363253503 2020-08-17 DOUGLAS R. COLTHURST, D.D.S., INC. 16
File View Page
Three-digit plan number (PN) 001
Effective date of plan 2002-01-01
Business code 621210
Sponsor’s telephone number 8153440453
Plan sponsor’s address 3420 WEST ELM STREET, MCHENRY, IL, 600504433

Signature of
Role Plan administrator
Date 2020-08-17
Name of individual signing DOUGLAS R. COLTHURST
Valid signature Filed with authorized/valid electronic signature
DOUGLAS R. COLTHURST, D.D.S., INC. 401(K) PROFIT SHARING PLAN & TRUST 2018 363253503 2019-07-09 DOUGLAS R. COLTHURST, D.D.S., INC. 18
File View Page
Three-digit plan number (PN) 001
Effective date of plan 2002-01-01
Business code 621210
Sponsor’s telephone number 8153440453
Plan sponsor’s address 3420 WEST ELM STREET, MCHENRY, IL, 600504433

Signature of
Role Plan administrator
Date 2019-07-09
Name of individual signing DOUGLAS R. COLTHURST
Valid signature Filed with authorized/valid electronic signature
DOUGLAS R. COLTHURST, D.D.S., INC. 401(K) PROFIT SHARING PLAN & TRUST 2017 363253503 2018-10-09 DOUGLAS R. COLTHURST, D.D.S., INC. 17
File View Page
Three-digit plan number (PN) 001
Effective date of plan 2002-01-01
Business code 621210
Sponsor’s telephone number 8153440453
Plan sponsor’s address 3420 WEST ELM STREET, MCHENRY, IL, 600504433

Signature of
Role Plan administrator
Date 2018-10-09
Name of individual signing DOUGLAS R. COLTHURST
Valid signature Filed with authorized/valid electronic signature
DOUGLAS R. COLTHURST, D.D.S., INC. 401(K) PROFIT SHARING PLAN & TRUST 2016 363253503 2017-07-27 DOUGLAS R. COLTHURST, D.D.S., INC. 16
File View Page
Three-digit plan number (PN) 001
Effective date of plan 2002-01-01
Business code 621210
Sponsor’s telephone number 8153440453
Plan sponsor’s address 3420 WEST ELM STREET, MCHENRY, IL, 600504433

Signature of
Role Plan administrator
Date 2017-07-27
Name of individual signing DOUGLAS R. COLTHURST
Valid signature Filed with authorized/valid electronic signature
DOUGLAS R. COLTHURST, D.D.S., INC. 401(K) PROFIT SHARING PLAN & TRUST 2015 363253503 2016-10-13 DOUGLAS R. COLTHURST, D.D.S., INC. 17
File View Page
Three-digit plan number (PN) 001
Effective date of plan 2002-01-01
Business code 621210
Sponsor’s telephone number 8153440453
Plan sponsor’s address 3420 WEST ELM STREET, MCHENRY, IL, 600504433

Signature of
Role Plan administrator
Date 2016-10-13
Name of individual signing DOUGLAS R. COLTHURST
Valid signature Filed with authorized/valid electronic signature
DOUGLAS R. COLTHURST, D.D.S., INC. 401(K) PROFIT SHARING PLAN & TRUST 2014 363253503 2015-10-15 DOUGLAS R. COLTHURST, D.D.S., INC. 17
File View Page
Three-digit plan number (PN) 001
Effective date of plan 2002-01-01
Business code 621210
Sponsor’s telephone number 8153440453
Plan sponsor’s address 3420 WEST ELM STREET, MCHENRY, IL, 600504433

Signature of
Role Plan administrator
Date 2015-10-15
Name of individual signing DOUGLAS R. COLTHURST
Valid signature Filed with authorized/valid electronic signature
DOUGLAS R. COLTHURST, D.D.S., INC. 401(K) PROFIT SHARING PLAN & TRUST 2013 363253503 2014-10-15 DOUGLAS R. COLTHURST, D.D.S., INC. 14
File View Page
Three-digit plan number (PN) 001
Effective date of plan 2002-01-01
Business code 621210
Sponsor’s telephone number 8153440453
Plan sponsor’s address 3420 WEST ELM STREET, MCHENRY, IL, 600504433

Signature of
Role Plan administrator
Date 2014-10-15
Name of individual signing DOUGLAS R. COLTHURST
Valid signature Filed with authorized/valid electronic signature
DOUGLAS R. COLTHURST, D.D.S., INC. 401(K) PROFIT SHARING PLAN & TRUST 2012 363253503 2013-10-15 DOUGLAS R. COLTHURST, D.D.S., INC. 14
File View Page
Three-digit plan number (PN) 001
Effective date of plan 2002-01-01
Business code 621210
Sponsor’s telephone number 8153440453
Plan sponsor’s address 3420 WEST ELM STREET, MCHENRY, IL, 600504433

Signature of
Role Plan administrator
Date 2013-10-15
Name of individual signing DOUGLAS R. COLTHURST
Valid signature Filed with authorized/valid electronic signature

Agent

Name and Address Role Appointment Date
LISA M WAGGONER, FOUR NORTH WALKUP AVENUE, CRYSTAL LAKE, 60014, MC HENRY Agent 2001-12-06

President

Name and Address Role
DOUGLAS R COLTHURST 4335 CARLISLE DR PRAIRIE GROVE IL 60012 President

Historical Names

Name Change Date
DOUGLAS R. COLTHURST, D.D.S., INC. 2022-08-03
DRS. LUDWIGSEN & COLTHURST D.D.S. LTD. 1990-05-16

Shares

Class Series Voting Rights Authorized Shares Issued Shares Par Value
COMMON No data Voting Rights 10000 500000 No data

Related by officers

LISA M WAGGONER, FOUR NORTH WALKUP AVENUE, CRYSTAL LAKE, 60014, MC HENRY

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Related by address

No related companies by address

Date of last update: 13 Mar 2025

Sources: Illinois Office of the Secretary of State

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