Updated: Jul 10, 2026
Location and Projects
Address
4975 KELSO RD, Boulder, CO, 80301
Use our bidding system to
request a quote
Centennial Plumbing & Heating, Inc
Centennial Plumbing & Heating, Inc, 4975 Kelso Rd, Boulder, CO (Owned by: Mark Posthumus) holds a Contractor license and 18 other licenses according to the Parker license board.
Their BuildZoom score of 104 ranks in the top 9% of 55,949 Colorado licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Centennial Plumbing & Heating, Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Centennial Plumbing & Heating, Inc Services
Start a project today:
Centennial Plumbing & Heating, Inc Contact Information
Phone Number: (303) 589-8934
Edit
Address: 4975 KELSO RD, Boulder, CO 80301
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
Centennial Plumbing & Heating, Inc Boulder
Quality
104
91st percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Centennial Plumbing & Heating, Inc has a BuildZoom score of 104, which places them above 91% of 55,949 contractors in Colorado.
Activity
|
6 projects
|
2025 |
|
4 projects
|
2024 |
|
12 projects
|
2023 |
Our building permit records indicate that Centennial Plumbing & Heating, Inc has worked on at least
22.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Pricing
|
7 projects
|
< $5k |
|
4 projects
|
$5k-$20k |
|
6 projects
|
$20k-$50k |
|
1 project
|
$500k-$1mil |
The typical size of their permits is approximately $14,000. This graph shows the distribution of these job values.
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
Building Permits by Centennial Plumbing & Heating, Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Kitchen remodel: new cabinets counters sink tile splash flooring and base trim new fridge dishwasher & induction range. frame a dividing wall between kitchen/dining room approx. 2'11 wide x 9 tall. move two existing can lights install two new 6 can lights. fireplace: replace existing fireplace with a new napoleon vector 50dv linear gas fireplace frame for new unit hook up new unit & d... see more
Valuation:
$38,000
Permit #:
RES-3640-2024
Status:
final
Fee:
$1,860
Permit Type:
N/A
Building Type:
N/A
Upgrade master bath: remove tile shower base & valves tub vanity water closet door. frame arch for water closet opening and 1/2 wall for tub plumbing and plumbing wall for shower. addition plumbing for a double vanity move tub plumbing and shower plumbing. electrical addition one new all mounted light and delete existing tub power. new tile vanity and fixtures install
Valuation:
$30,000
Permit #:
RES-3671-2024
Status:
final
Fee:
$1,628
Permit Type:
N/A
Building Type:
N/A
Upgrade 2nd level half bathroom. all fixtures in the same location. replace tile floor all new fixtures and faucets new vanity. move one electrical outlet away from back wall. install new vanity light existinglocation. new in floor heat
Valuation:
$14,000
Permit #:
B202404677
Status:
complete
Fee:
$739
Permit Type:
N/A
Building Type:
N/A
Install 2 floating walls frame in mechanical room w code access install full bathroom w/shower and wet bar w base cabinets
Valuation:
$30,000
Permit #:
B202500300
Status:
issued
Fee:
$1,469
Permit Type:
N/A
Building Type:
N/A
Single family detached dwelling - addition and remodel
2023-12-04
Demolition of existing deck and replacing with a new deck. new deck will have a smaller footprint above 30 than the existing deck ***9/29/23 reduce the size of the lower deck by 2 on the latitudinal dimension. this will be done by moving the plan-western rimboard to the east by 2. this will move the western caissons 2 east and it will move the 2 lower deck center caissons east by 1. t... see more
Valuation:
$17,916
Permit #:
BLD-SFD2023-00230
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Kitchen remodel in owner occupied condo. condo is one of 8 in the building. kitchen remodel involves removal of existing cabinets removal of wall between kitchen and living room and replacement of flooring through kitchen and living room areas. remodel includes placement of new can lights in kitchen and placement of new stairway light
Valuation:
N/A
Permit #:
BLD-TWN2022-00004
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
2019 28x56 hud marvel manufactured home in mobile home park - block/tied - beige in color - replacement rif n/a - new vision mobile park spaces 300 & 302 - 3/9/20 permit expiration warning letter mailed to owner and emailed to applicant (trj) - 3/30/20 extension request approved for an additional 365 days (4/3/21) (trj) - 3/8/21 extension expiration notice emailed to owner (trj)
Valuation:
$123,402
Permit #:
MFP19-0012
Status:
final
Fee:
$626
Permit Type:
N/A
Building Type:
N/A
Construct a single family residence to replace a sf residence destroyed by the marshall fire
Valuation:
$705,000
Permit #:
RES-2806-2022
Status:
final
Fee:
$11,938
Permit Type:
N/A
Building Type:
N/A
3130 sf new single family dwelling on 3130 sf crawlspace and 1389 sf slab w/674 sf attached garage and 3200 sf attached unfinished personal shop - 58 sf covered front porch - 1389 sf enclosed porch - air conditioning included - all utilities - lap siding w stone veneer exterior - description revised according to 02/26/20 rev request per jose g - 02/26/2020 - revise permit to change pl... see more
Valuation:
$500,503
Permit #:
RSN19-0204
Status:
issued
Fee:
$11,944
Permit Type:
N/A
Building Type:
N/A
1 sf - basement finish
Valuation:
$45,000
Permit #:
B202501257
Status:
complete
Fee:
$2,916
Permit Type:
N/A
Building Type:
N/A
2265 sf new single family dwelling on 2265 sf unfinished walk out basement w 540 sf attached garage - 9x40 covered deck & 6x33 covered porch - includes air conditioning & basement rough-in plumbing - bcr16-00951 to be withdrawn per contractor - wood frame w/board & batt siding and stone veneer - ref. coc16-00009
Valuation:
$318,746
Permit #:
RSN17-0078
Status:
final
Fee:
$6,857
Permit Type:
N/A
Building Type:
N/A
Replacing water heater for like 40 gl gas for boulder county housing authority
Valuation:
$1,650
Permit #:
B202205820
Status:
complete
Fee:
$77
Permit Type:
N/A
Building Type:
N/A
Replacing 40 gl gas water heater for boulder county housing authority
Valuation:
$1,500
Permit #:
B202205824
Status:
expired
Fee:
$74
Permit Type:
N/A
Building Type:
N/A
Replace water heater w electric heat pump water heater & associated electrical
Valuation:
$6,000
Permit #:
BP-24-0844
Status:
complete
Fee:
$194
Permit Type:
N/A
Building Type:
N/A
1195 sf wood frame addition on 1195 sf unfinished walkout basement to existing dwelling built in 2003 - includes utilities - for two bedrooms and one full bathroom - ref: bcr13-00283 usr13-0011 prs-033046 bcs-030302 - 2/16/17 permit expiration warning mailed to owner (trj) - 3/10/17 extension request approved for 365 days (3/15/18) (trj) - 2/20/18 extension expiration notice mailed to... see more
Valuation:
$97,016
Permit #:
BCR16-00158
Status:
final
Fee:
$1,686
Permit Type:
N/A
Building Type:
N/A
After the fact permit to convert unpermitted kitchen into a wet bar as requested by city inspector
Valuation:
N/A
Permit #:
PLB2023-00074
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel of detached studio to meet enf2018-00300 requirements. scope includes removal of shower fixture manifold capping plumbing in wall removal of tile finishes and drywall repair. no electrical mechanical or framing. floor drain permitted under pmt2012-01231
Valuation:
N/A
Permit #:
PLB2018-00395
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Pertaining to the shower stall and kitchen sink located in the accessory structure/studio: removal of the shower stall and wet bar sink. all plumbing must be removed and capped in the wall shower manifold will also need to be removed and capped. floor drain for shower must also be removed and capped below the floor
Valuation:
N/A
Permit #:
PLB2018-00016
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant finish in existing commercial building built in 1987 - adding plumbing for mop sink hand sink and 3-compartment sink - electrical for stage bar and outside sign - el centenario entertainment spr18-0003 02/28/18 request to revise permit removing sign from application will apply for it separately -
Valuation:
$132
Permit #:
CMA18-0008
Status:
final
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
Tf for rodeo music hall
Valuation:
N/A
Permit #:
BLDG23-1369
Status:
issued
Fee:
$29,730
Permit Type:
Tenant finish
Building Type:
N/A
Similar Contractors See more
License # CR24-0149
Parker, CO
129
BZ Score
$4.5K
Avg Project
-
Projects
128
BZ Score
$8.7K
Avg Project
-
Projects
License # CR25-0822
Englewood, CO
134
BZ Score
$6.7K
Avg Project
-
Projects
Centennial Plumbing & Heating, Inc Reviews
BuildZoom hasn't received any reviews for Centennial Plumbing & Heating, Inc. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Let us find you an HVAC pro in your area today
We'll search our vast network of HVAC Pros and connect
you with one that meets your needs today.
Verified License
BuildZoom confirmed this contractor's license
Centennial Plumbing & Heating, Inc License info
Verified License
| License # | AEC6259 |
| Status | Active |
| Town | Parker |
| Type | Contractor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Centennial Plumbing & Heating, Inc at the The Town of Parker, Colorado.
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| City | Aurora |
| Type | Plumbing |
- BuildZoom verified this license was active as of July 2026.
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| State | Colorado |
| Type | Plumbing Contractor |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Centennial Plumbing & Heating, Inc at the Colorado Division of Professions and Occupations.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | LIC-0003659-MECHC |
| Status | Active |
| City | Boulder |
| Type | Mechanical |
| Class | Class C One and Two Dwelling Units |
| Date Issued | 08-21-2025 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Centennial Plumbing & Heating, Inc at the Boulder Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | LIC-0003659-PLBG |
| Status | Active |
| City | Boulder |
| Type | Plumbing |
| Class | Plumbing |
| Date Issued | 08-21-2025 |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Centennial Plumbing & Heating, Inc at the Boulder Licensing Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | AEC6225 |
| Status | Active |
| City | Arvada |
| Type | Contractor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Centennial Plumbing & Heating, Inc at the The City of Arvada, Colorado.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| City | Denver |
| Type | Plbg A |
- When BuildZoom last verified this license, it had an expiration date of March, 2022. Check the current license status of Centennial Plumbing & Heating, Inc with the City and County of Denver Community Planning and Development
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | PLB0443612 |
| Status | Active |
| City | Lafayette |
| Type | Plumbing Contractor |
- When BuildZoom last verified this license, it had an expiration date of March, 2022. Check the current license status of Centennial Plumbing & Heating, Inc with the City of Lafayette
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | LIC-0003659 |
| Status | Active |
| City | Boulder |
| Type | Plumbing, Mechanical |
| Class | Class C 1 & 2 Dwelling Units |
- When BuildZoom last verified this license, it had an expiration date of December, 2018. Check the current license status of Centennial Plumbing & Heating, Inc with the Boulder Licensing Board
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 28091 |
| Status | Active |
| City | Thornton |
| Type | Mechanical/Plumbing |
- When BuildZoom last verified this license, it had an expiration date of February, 2019. Check the current license status of Centennial Plumbing & Heating, Inc with the Thornton City Development Contractor License
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | PC.0000966 |
| Status | Active |
| State | Colorado |
| Type | Plumbing Contractor |
- When BuildZoom last verified this license, it had an expiration date of February, 2019. Check the current license status of Centennial Plumbing & Heating, Inc with the Colorado Division of Professions and Occupations
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 0003659 |
| Status | Active |
| City | Boulder |
| Type | Mechanical Class C 1 & 2 Dwelling Units |
- When BuildZoom last verified this license, it had an expiration date of August, 2015. Check the current license status of Centennial Plumbing & Heating, Inc with the Boulder Licensing Board
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 19-3304 |
| Status | Inactive |
| Town | Castle Rock |
| Type | Plumbing |
- According to the Castle Rock Town, Colorado, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Centennial Plumbing & Heating, Inc at the Castle Rock Town, Colorado.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 21-043612 |
| Status | Inactive |
| City | Lafayette |
| Type | Plumbing Contractor |
- According to the City of Lafayette, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Centennial Plumbing & Heating, Inc at the City of Lafayette.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | P220310 |
| Status | Inactive |
| County | Douglas County |
| Type | Plumbing |
- According to the Douglas County Building Division, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Centennial Plumbing & Heating, Inc at the Douglas County Building Division.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | PLB6448803 |
| Status | Inactive |
| City | Lafayette |
| Type | Plumbing Contractor |
- According to the City of Lafayette, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Centennial Plumbing & Heating, Inc at the City of Lafayette.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Denver |
- According to the City and County of Denver Community Planning and Development, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 120831045 |
| Status | Inactive |
| City | Westminster |
| Type | Plumbing Contractor |
- According to the City of Westminster, Colorado, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Centennial Plumbing & Heating, Inc at the City of Westminster, Colorado.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | LCC2015063366 |
| Status | Inactive |
| City | Thornton |
| Type | Class D Plumbing/Mechanical |
- According to the Thornton City Development Contractor License, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Centennial Plumbing & Heating, Inc at the Thornton City Development Contractor License.
This is a sample of licensing data; click here to access a complete history.
104
BuildZoom Score
Insured
| Insurer | Owners |
153
Permits
- Building permit records show that Centennial Plumbing & Heating, Inc has worked on 153 permitted projects.
Centennial Plumbing & Heating, Inc Employees
CI
Centennial Plumbing And Heating Inc.
MP
Mark Alan Posthumus
Owner
MP
Mark Posthumus
Owner