Updated: Jun 02, 2026
Location and Projects
Address
Derwood, MD, 20855
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Aitken Sadlik Architects
Aitken Sadlik Architects, (Owned by: Richard Louis Aitken, Jr) holds a Architecture, Interior Design & Landscape Architects, Architect license and 2 other licenses according to the District of Columbia license board.
Their BuildZoom score of 94 ranks in the top 24% of 3,403 District of Columbia licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Aitken Sadlik Architects, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Aitken Sadlik Architects Services
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Aitken Sadlik Architects Contact Information
Phone Number: (301) 670-5616
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Building Permits by Aitken Sadlik Architects
This is a sample of this contractor's permits. Click here to access their complete permit history.
Vacant lot amended 1-2-01 flip house single family dwelling 2 story full bsmnt 7r 2fb 1hb 2 car garage 3br wood stove
Valuation:
N/A
Permit #:
B00121626
Status:
complete
Fee:
$2,933
Permit Type:
N/A
Building Type:
N/A
Single family dwelling addition hot tub 10-19-04 sfd-16x24 deck and 12x22 screened porch w/steps install screened porch
Valuation:
N/A
Permit #:
B00149921
Status:
complete
Fee:
$96
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2005-02-17
Single family home same with 14x17 screen porch on existing deck and steps to 10 x 14 new deck w/steps
Valuation:
N/A
Permit #:
B00152298
Status:
complete
Fee:
$73
Permit Type:
N/A
Building Type:
N/A
Single family dwelling same w/construct open deck & covered porch w/steps to grade 640 s.f
Valuation:
N/A
Permit #:
B00147637
Status:
complete
Fee:
$152
Permit Type:
N/A
Building Type:
N/A
Single family home same with irregular shape deck 43 x 12 w/steps irregular shape deck 43 x 12 w/steps
Valuation:
N/A
Permit #:
B00158538
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Single family home same with 12x 20 deck w/steps on rear of house 12x20 deck w/steps on rear of house
Valuation:
N/A
Permit #:
B00153037
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2005-09-21
Single family dwelling sfd-16x26 deck w/16x16 screen porch install deck and screen porch
Valuation:
N/A
Permit #:
B00156119
Status:
complete
Fee:
$76
Permit Type:
N/A
Building Type:
N/A
Single family home same with 16 x 26 irreg shape deck w/steps 16 x 26 irreg shape deck w/steps
Valuation:
N/A
Permit #:
B00153870
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Single family home same with 16 x 14 irreg shape deck w/steps 16 x14 irreg shape deck w/steps
Valuation:
N/A
Permit #:
B00153036
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Residential interior alteration single family dwelling permit
2005-08-18
Single family dwelling same w/build deck 14x16 w/steps screen porch 16x24
Valuation:
N/A
Permit #:
B00155563
Status:
complete
Fee:
$101
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2005-07-14
Single family dwelling sfd-20x16 deck w/screened porch install deck and screened porch
Valuation:
N/A
Permit #:
B00154984
Status:
complete
Fee:
$64
Permit Type:
N/A
Building Type:
N/A
Single family home same with 13x20 deck w/steps to grade 13x20 deck w/steps to grade irreg shape
Valuation:
N/A
Permit #:
B00152581
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2005-02-17
Single familly home same with 15x16 screened porch w/steps 15x16 screened porch w/steps
Valuation:
N/A
Permit #:
B00152299
Status:
complete
Fee:
$73
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2004-05-06
Single family dwelling sfd-resurface deck addition screened porch 14x16 install porch
Valuation:
N/A
Permit #:
B00147991
Status:
complete
Fee:
$69
Permit Type:
N/A
Building Type:
N/A
Residential addition single family dwelling permit
2005-06-15
Single family dwelling sfd-12x20 screened porch on existing deck new screened porch
Valuation:
N/A
Permit #:
B00154430
Status:
complete
Fee:
$73
Permit Type:
N/A
Building Type:
N/A
Residential interior alteration single family dwelling permit
2004-06-02
Single family dwelling same w/build deck w/steps 25'x17 covered porch 10'x13
Valuation:
N/A
Permit #:
B00148597
Status:
complete
Fee:
$51
Permit Type:
N/A
Building Type:
N/A
Single family home same with irregular shape deck 20 x 60 w/2 sets of steps to grade
Valuation:
N/A
Permit #:
B00146856
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Residential interior alteration single family dwelling permit
2005-08-18
Single family dwelling same w/build porch on existing deck 12'x19 porch
Valuation:
N/A
Permit #:
B00155564
Status:
complete
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
Single family dwelling same w/build 30'x26 deck w/steps to grade deck
Valuation:
N/A
Permit #:
B00148967
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
Single family dwelling sfd-31x14 deck w/steps install deck
Valuation:
N/A
Permit #:
B00159387
Status:
complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
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Aitken Sadlik Architects Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Aitken Sadlik Architects License info
Verified License
| License # | ARC101170 |
| Status | Active |
| City | District Of Columbia |
| Type | Architecture, Interior Design & Landscape Architects, Architect |
| Date Issued | 05-27-2026 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Aitken Sadlik Architects at the District of Columbia Board of Architecture and Interior Design.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | ARC.00402795 |
| Status | Active |
| State | Colorado |
| Type | Architect |
- When BuildZoom last verified this license, it had an expiration date of October, 2017. Check the current license status of Aitken Sadlik Architects 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 # | ARC-402795 |
| Status | Active |
| State | Colorado |
| Type | Architect |
- When BuildZoom last verified this license, it had an expiration date of October, 2013. Check the current license status of Aitken Sadlik Architects with the Colorado Division of Professions and Occupations
This is a sample of licensing data; click here to access a complete history.
94
BuildZoom Score
38
Permits
- Building permit records show that Aitken Sadlik Architects has worked on 38 permitted projects.
Aitken Sadlik Architects Employees
RJ
Richard Louis Aitken, Jr
Owner