Updated: Jun 07, 2026
Location and Projects
Address
17201 MELFORD BLVD, Bowie, MD, 20715
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Leo Edward Howell Architect
Leo Edward Howell, 17201 Melford Blvd, Bowie, MD (Employee: Stephen J. Kolwicz) holds a Landscape Architects license and 3 other licenses according to the Maryland license board.
Their BuildZoom score of 93 ranks in the top 27% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Leo Edward Howell, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Leo Edward Howell Services
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Leo Edward Howell Contact Information
Phone Number: (301) 794-0330
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Address: 17201 MELFORD BLVD, Bowie, MD 20715
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Building (c) - improvement - interior fit up
2018-02-03
Converting office space to an open cafe and amenity area. work to be conducted on all three levels
Valuation:
$123,737
Permit #:
CIMP-15362-2017
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Fire protection - fire alarm - alteration
2018-02-03
Relocation of 2 existing wall mounted horn/strobes and installation of 2 new ceiling mounted horns
Valuation:
N/A
Permit #:
FIRE-15670-2018
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
(1) receptacle (1) 1/2 hp motor (1) 5 hp motor
Valuation:
N/A
Permit #:
ELE18-0164
Status:
final
Fee:
$100
Permit Type:
Existing building...
Building Type:
N/A
(1) receptacle (1) 1/2 hp motor (1) 5 hp motor
Valuation:
N/A
Permit #:
ELE18-0164
Status:
final
Fee:
$100
Permit Type:
Existing building...
Building Type:
N/A
(2) receptacles (4) fluorescent fixtures
Valuation:
N/A
Permit #:
ELE18-0163
Status:
final
Fee:
$125
Permit Type:
Existing building...
Building Type:
N/A
(2) receptacles (4) fluorescent fixtures
Valuation:
N/A
Permit #:
ELE18-0163
Status:
final
Fee:
$125
Permit Type:
Existing building...
Building Type:
N/A
3 fire alarm devices
Valuation:
N/A
Permit #:
ELE18-0397
Status:
final
Fee:
$80
Permit Type:
Existing building...
Building Type:
N/A
3 fire alarm devices
Valuation:
N/A
Permit #:
ELE18-0396
Status:
final
Fee:
$80
Permit Type:
Existing building...
Building Type:
N/A
Fire alarm installation in renovated area of the radiology dept, ge ct scans renovation of radiology and addition
Valuation:
$6,000,000
Permit #:
14-427790
Status:
Electrical Inspections
Fee:
$68
Permit Type:
N/A
Building Type:
N/A
Using existing electrical service from residence panel box to supply (garage) building with code receptacles and lighting in a 2496 sq ft detached garage on concrete slab with unfinished storage area on second floor
Valuation:
N/A
Permit #:
2015-05543
Status:
complete
Fee:
$130
Permit Type:
N/A
Building Type:
N/A
Commercial building - improvement - addition/structural or exterior alteration
2016-02-26
Permit to renovate main entrance vestibule
Valuation:
$200,000
Permit #:
CIMP-7317-2014
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior renovation to 16, 638 sq ft macys store
Valuation:
$350,000
Permit #:
CIMP-11295-2016
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Renovations to radiology wing/add''t
Valuation:
$6,000,000
Permit #:
14-321560
Status:
Electrical Inspections
Fee:
$792
Permit Type:
N/A
Building Type:
N/A
Protective signaling devices
Valuation:
N/A
Permit #:
ELE17-0683
Status:
final
Fee:
$240
Permit Type:
Existing building...
Building Type:
N/A
Alter existing fire alarm system
Valuation:
N/A
Permit #:
FIRE14-0012
Status:
final
Fee:
$175
Permit Type:
Existing commercial
Building Type:
N/A
Switches receptacles etc
Valuation:
N/A
Permit #:
ELE14-0026
Status:
final
Fee:
$90
Permit Type:
Existing building...
Building Type:
N/A
Fire alarm devices-4
Valuation:
N/A
Permit #:
ELE14-0038
Status:
final
Fee:
$65
Permit Type:
Existing building...
Building Type:
N/A
Building (c) - improvement - interior fit up
2015-03-13
Marriott hq - 4th floor - permit for interior renovations as shown on plans
Valuation:
$183,700
Permit #:
CIMP-7210-2014
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 30 kw generator (1) hot tub and (2) exterior receptacles for existing dwelling
Valuation:
N/A
Permit #:
2015-05387
Status:
complete
Fee:
$145
Permit Type:
N/A
Building Type:
N/A
Grinder pump
Valuation:
$0
Permit #:
14-427904
Status:
A/P Complete
Fee:
$55
Permit Type:
N/A
Building Type:
N/A
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BZ Score
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Leo Edward Howell License info
Verified License
| License # | 3575 |
| Status | Active |
| State | Maryland |
| Type | Landscape Architects |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Leo Edward Howell at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 3575 |
| Status | Inactive |
| State | Maryland |
| Type | Electricians |
- According to the Maryland Department of Labor, Licensing & Regulation, 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 Leo Edward Howell at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 3575 |
| Status | Inactive |
| State | Maryland |
| Type | Landscape Architects |
- According to the Maryland Department of Labor, Licensing & Regulation, 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 Leo Edward Howell at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | E0258 |
| Status | Inactive |
| City | Annapolis |
| Type | Electrical Cont |
- According to the The City of Annapolis, MD, 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 Leo Edward Howell at the The City of Annapolis, MD.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
Insured
| Insurer | Selective |
16
Permits
- Building permit records show that Leo Edward Howell has worked on 16 permitted projects.
Leo Edward Howell Employees
LH
Leo Edward Howell
Owner
SK
Stephen J. Kolwicz
Owner