Updated: Jun 28, 2026
Location and Projects
Address
5115 SANDS ROAD, Lothian, MD, 20711
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by Design Group Construction
Roberto Osorio brings more than two decades of experience to residential outdoor living projects throughout Maryland. Based in Lothian, By Design Group LLC specializes in building custom decks, patios, pergolas, outdoor kitchens, and home additions for homeowners seeking to enhance their outdoor spaces. Osorio is directly involved in every phase of each project, from consultation and design to permit handling and construction. The company offers a comprehensive process under a single contract and timeline, aiming to simplify home improvement for Maryland residents. By Design Group has worked on a range of outdoor projects, ensuring consistent oversight from Osorio on each build. The firm primarily serves homeowners across Maryland with a focus on long-lasting results in outdoor renovations and additions.
by Design Group LLC Services
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by Design Group LLC Contact Information
Address: 5115 SANDS ROAD, Lothian, MD 20711
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by Design Group LLC Lothian
Quality
99
85th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
by Design Group LLC has a BuildZoom score of 99, which places them above 85% of 58,058 contractors in Maryland.
Activity
|
6 projects
|
2025 |
Our building permit records indicate that by Design Group LLC has worked on at least
6.0 projects over the past year.
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
|
2 projects
|
$20k-$50k |
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.
Single family dwelling construct 26 x 15 porch on existing deck**subject to field inspection**
Valuation:
N/A
Permit #:
B25001499
Status:
complete
Fee:
$157
Permit Type:
N/A
Building Type:
N/A
Single family dwelling construct of open porch 12'x18 in front of the house **subject to field inspection**
Valuation:
N/A
Permit #:
B25002513
Status:
complete
Fee:
$109
Permit Type:
N/A
Building Type:
N/A
2227 squere feet rectangular pavilion detached wood built on slab
Valuation:
$30,000
Permit #:
MIR-250558
Status:
issued
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Single family dwelling construct 60 x 25 inground pool depth 3'6 - 7 w hot tub and fence to code
Valuation:
N/A
Permit #:
B21003823
Status:
complete
Fee:
$275
Permit Type:
N/A
Building Type:
N/A
Residential single family dwelling (new addition alteration demolition accessory dwelling unit) perm
2020-12-17
Complete interior reno to change layout
Valuation:
$25,000
Permit #:
B02389989
Status:
complete
Fee:
$165
Permit Type:
N/A
Building Type:
N/A
Inground pool
Valuation:
N/A
Permit #:
SITE23-1942
Status:
expired
Fee:
$170
Permit Type:
In ground
Building Type:
N/A
Single family dwelling construct a 40 x 20 pool pavilion over new patio (see b21003823 for pool permit)
Valuation:
N/A
Permit #:
B22002346
Status:
complete
Fee:
$263
Permit Type:
N/A
Building Type:
N/A
Residential single family dwelling (new addition alteration demolition accessory dwelling unit) perm
2012-10-15
Finish basement for exercise room open living area with wet bar and full bathroom. settlement sheet in file
Valuation:
$8,000
Permit #:
B02289479
Status:
complete
Fee:
$110
Permit Type:
N/A
Building Type:
N/A
Residential alteration to install insulation in family room only * insp 10 ee 19 notify don when permit is issued rfa 170116
Valuation:
$3,500
Permit #:
RAL_170231
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Extend original permit.(original permit:com2021-03652:interior renovation include painting of entire house removal and reframing of nonbearing walls new additional bathrooms and reposition of kitchen as per plans as per code.)
Valuation:
N/A
Permit #:
COM2024-95468
Status:
expired
Fee:
$77
Permit Type:
N/A
Building Type:
N/A
Demolition of existing unauthorized wood structure ( open garage )
Valuation:
N/A
Permit #:
DEMO-250039
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replacement of existing pto flat roof membrane
Valuation:
$30,000
Permit #:
COMM-250132
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Residential single family dwelling (new addition alteration demolition accessory dwelling unit) perm
2016-10-10
Rmv deck & sunroom & cnst approx 28x23 2stry addtn renovate master bathroom, landing/deck 6x7*rvsd 3/24/17(dw)
Valuation:
$70,000
Permit #:
B02336992
Status:
expired
Fee:
$480
Permit Type:
N/A
Building Type:
N/A
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by Design Group LLC License info
Verified License
| License # | 104831 |
| Status | Active |
| State | Maryland |
| Type | Home Improvement |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for by Design Group LLC at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 130155 |
| Status | Active |
| State | Maryland |
| Type | Contractor (Corppart) Home Improvement |
- When BuildZoom last verified this license, it had an expiration date of July, 2016. Check the current license status of by Design Group LLC with the Maryland Department of Labor, Licensing & Regulation
This is a sample of licensing data; click here to access a complete history.
99
BuildZoom Score
11
Permits
- Building permit records show that by Design Group LLC has worked on 11 permitted projects.
by Design Group LLC Employees
BL
By Design Group Llc
Owner
RO
Roberto Osorio