Updated: Jun 30, 2026
Location and Projects
Address
Arnold, MD, 21012
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Mark Douglas Siekman Architect
Mark Douglas Siekman, Arnold, MD holds a Architect license and 1 other license according to the Colorado license board.
Their BuildZoom score of 100 ranks in the top 13% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Mark Douglas Siekman, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
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Mark Douglas Siekman Arnold
Quality
100
87th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Mark Douglas Siekman has a BuildZoom score of 100, which places them above 87% of 58,058 contractors in Maryland.
Activity
|
5 projects
|
2025 |
|
5 projects
|
2024 |
Our building permit records indicate that Mark Douglas Siekman has worked on at least
10.0 projects over the past 2 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
|
1 project
|
$5k-$20k |
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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Suite 280 sampson properties interior alterations to include construction of new private offices it closet & installation of new finshes. existing conference room and break area to remain inlcuding operational wall
Valuation:
N/A
Permit #:
B25002579
Status:
complete
Fee:
$1,961
Permit Type:
N/A
Building Type:
N/A
Suite b marileaves llc 2nd generation tenant improvement of existing space 4 982 gsf of existing space suite b. to be fit out as a cannabis processig facility. the facility will consist of office space employee break room toilet rooms storage areas support areas processing area and a vault for storage of finished goods
Valuation:
N/A
Permit #:
B25003215
Status:
filed
Fee:
$400
Permit Type:
N/A
Building Type:
N/A
Suite 110 foundation risk partners 2nd generation tenant fit-out of an existing office space on 1st floor of existing office building 3 010 net sf of reno of existing suite 110. demolish of partitions construction of new partitions and installation of new finishes
Valuation:
N/A
Permit #:
B25003212
Status:
complete
Fee:
$1,193
Permit Type:
N/A
Building Type:
N/A
Suite 100 gse solutions building out of existing white box space. work within tenant includes building out of new office suite withprivate offices conference room open work area breakroom warehouse and installation of new finishes
Valuation:
N/A
Permit #:
B24003166
Status:
complete
Fee:
$2,548
Permit Type:
N/A
Building Type:
N/A
Suite 150 patriot group alterations to include demolition of existing offices to create a new training room work room and supply storage areas. uniform storage area includes open shelving to +/- 6 a.f.f. for storage of uniforms
Valuation:
N/A
Permit #:
B24002061
Status:
complete
Fee:
$1,402
Permit Type:
N/A
Building Type:
N/A
Suite 160/quidient/tenant fit out of 3993sf with existing fire alarm and sprinklers. this work will consist of new finishes revisions to the it and supply closet and the creation of a software testing area. the use group is business
Valuation:
N/A
Permit #:
B24001502
Status:
complete
Fee:
$1,166
Permit Type:
N/A
Building Type:
N/A
First floor infinity hr second generation renovation of first floor of existing 37, 778 s.f. office building. second floor is currently in white box condition is not occupied and is not in the scope of work area of work is approximately 5, 808 s.f of 17, 238 s.f. suite *6.26.24 amendment request to change bathroom details*
Valuation:
N/A
Permit #:
B24000886
Status:
complete
Fee:
$1,806
Permit Type:
N/A
Building Type:
N/A
Suite# 130 akkodis/alterations to building out of existing white box tenant space; includes building out of new office suite with private offices conference room open work area kitchenette and installation of new finishes. area of work: 3796sf
Valuation:
N/A
Permit #:
B24001299
Status:
complete
Fee:
$1,119
Permit Type:
N/A
Building Type:
N/A
Copt defense properties alterations for construct new demising wall in existing tenant space. cut-ceiling and top out walls as req'd. floor and ceiling finishes to remain. repaint walls to match existing. existing finishes to remain. 5829sf remaining space to be a white box
Valuation:
N/A
Permit #:
B24000336
Status:
complete
Fee:
$1,611
Permit Type:
N/A
Building Type:
N/A
Finish basement
Valuation:
$7,500
Permit #:
B02439971
Status:
filed
Fee:
$190
Permit Type:
N/A
Building Type:
N/A
New install air conditioning (ele) heating (ele) ductwork
Valuation:
N/A
Permit #:
MEC19-0346
Status:
issued
Fee:
$190
Permit Type:
Existing building...
Building Type:
N/A
White box- new 125 amp service
Valuation:
N/A
Permit #:
ELE19-0674
Status:
final
Fee:
$175
Permit Type:
Existing building...
Building Type:
N/A
4 medium base fixtures
Valuation:
N/A
Permit #:
ELE18-0527
Status:
issued
Fee:
$25
Permit Type:
Existing building...
Building Type:
N/A
4 medium base fixture
Valuation:
N/A
Permit #:
ELE18-0803
Status:
final
Fee:
$25
Permit Type:
Existing building...
Building Type:
N/A
Alterations
Valuation:
N/A
Permit #:
BLD17-0627
Status:
final
Fee:
$1,131
Permit Type:
Commercial
Building Type:
N/A
Alterations
Valuation:
N/A
Permit #:
BLD19-0256
Status:
issued
Fee:
$385
Permit Type:
Commercial
Building Type:
N/A
Truist bank installation of a replacement drive-up island atm & canopy within an existing drive-thru lane. all existing entrances and exists to remain unchanged. no change in overall size or location of the building
Valuation:
N/A
Permit #:
B25004595
Status:
approved
Fee:
$220
Permit Type:
N/A
Building Type:
N/A
Residential single family dwelling (new addition alteration demolition accessory dwelling unit) perm
2018-11-02
Cnst 3-car gar/mudrm addtn, cnvrt ex garage into new kit/laundry/pantry, int rnvtns, 17'x9'5"bumpout, new 32'x32'irreg deck *rv3/1/19*nmn*rv8219dkc*
Valuation:
$69,000
Permit #:
B02360881
Status:
expired
Fee:
$1,108
Permit Type:
N/A
Building Type:
N/A
Similar Contractors See more
125
BZ Score
-
Avg Project
-
Projects
127
BZ Score
$42.5K
Avg Project
-
Projects
128
BZ Score
$1
Avg Project
-
Projects
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Mark Douglas Siekman License info
Verified License
| License # | 407011 |
| Status | Active |
| State | Colorado |
| Type | Architect |
| Date Issued | 11-01-2025 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Mark Douglas Siekman 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 # | 13646 |
| Status | Active |
| State | Maryland |
| Type | Architects |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Mark Douglas Siekman at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
100
BuildZoom Score
11
Permits
- Building permit records show that Mark Douglas Siekman has worked on 11 permitted projects.
Mark Douglas Siekman Employees
MS
Mark Douglas Siekman
Owner