Updated: May 15, 2026
Location and Projects
Address
570 MAYO ROAD, Edgewater, MD, 21037
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Callahan Construction Company
Based in Edgewater, Maryland, Callahan Construction Company brings over two decades of experience to residential and commercial building projects throughout the region. With 23 years in the construction industry, the company serves clients in Anne Arundel County and surrounding areas. Service offerings include new home construction, home additions, remodeling, and renovations. The project portfolio features kitchen remodels, bathroom upgrades, and custom home builds, as well as light commercial construction and tenant improvement work. The company is also skilled in structural repairs and exterior upgrades, including decks and porches. Callahan Construction Company manages projects for homeowners and property managers, handling jobs from concept through completion. Their long-standing presence in the area reflects experience with regional building codes and local design preferences.
Callahan Construction Company Services
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Callahan Construction Company Contact Information
Phone Number: (410) 798-0740
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Address: 570 MAYO ROAD, Edgewater, MD 21037
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Building Permits by Callahan Construction Company
This is a sample of this contractor's permits. Click here to access their complete permit history.
Construct new single family dwelling
Valuation:
$200,000
Permit #:
B02406745
Status:
filed
Fee:
$1,440
Permit Type:
N/A
Building Type:
N/A
New tenant fitout (formerly fti) * not 1st time tenant *rv 2/13/18*gj *rv 2/16/18*gj *rv 3/20/18* gj
Valuation:
$100,000
Permit #:
B02353683
Status:
complete
Fee:
$690
Permit Type:
N/A
Building Type:
N/A
Interior alterations to address fire damage
Valuation:
$100,000
Permit #:
B02409667
Status:
filed
Fee:
$1,014
Permit Type:
N/A
Building Type:
N/A
Residential accessory structure (detached garage/carport shed pool gazebo)
2012-08-20
Building 1 sty dtd garage w/opn rftrs attd to exst det garage *rv(kwr)7/20/12 resp to cmts;correct site pln & ca wkst*sfd 23'2"h; garage 22'h
Valuation:
$30,000
Permit #:
B02283775
Status:
complete
Fee:
$673
Permit Type:
N/A
Building Type:
N/A
Building a 6x22 1-sty addition to extend bd/bth w/a24x36 2-sty addition 1st fl 21x24 attd garage & 14x24 workshop 2nd fl stor area enclose 10x12 por for sunrm
Valuation:
$140,000
Permit #:
B02251449
Status:
complete
Fee:
$2,165
Permit Type:
N/A
Building Type:
N/A
Residential single family dwelling (new addition alteration demolition accessory dwelling unit) perm
2012-02-17
Building 18'x 18 addition to existing family room on rear of home*rv(kr)2/17/12 resp to plans cmts
Valuation:
$40,000
Permit #:
B02282698
Status:
complete
Fee:
$270
Permit Type:
N/A
Building Type:
N/A
Construct a 24x28 1-story attached garage 11/17/5 rev. to show 12x28 attch garage & 12x28 addition for greatroom & mudroom per cmts bhg
Valuation:
$53,000
Permit #:
B02220032
Status:
complete
Fee:
$1,109
Permit Type:
N/A
Building Type:
N/A
12x26 sunporch adtn w/12x12 2nd fl bedroom 12x20 pergula, repl columns extension frt por remodel kit rev 5-9-7 per cmnts jmb
Valuation:
$60,000
Permit #:
B02237041
Status:
complete
Fee:
$343
Permit Type:
N/A
Building Type:
N/A
32x27 addition to duplex for great room bedroom bathroom 5/24/5 plan resubmittal per cmts bhg
Valuation:
$60,000
Permit #:
B02216171
Status:
canceled
Fee:
$343
Permit Type:
N/A
Building Type:
N/A
Remove garage doors & install windows to create exercise room in existing attached garage
Valuation:
$900
Permit #:
B02243259
Status:
complete
Fee:
$105
Permit Type:
N/A
Building Type:
N/A
Revised 2-21-03 tenant improvement addition 28x26 family room addition exst garage to remain
Valuation:
$40,000
Permit #:
B02164602
Status:
canceled
Fee:
$232
Permit Type:
Addition
Building Type:
Single family dwe...
Construct a 18x18 1-story addition for family room *canceled by owner
Valuation:
$35,000
Permit #:
B02261662
Status:
K
Fee:
$130
Permit Type:
Addition
Building Type:
Single family dwe...
No Description Available
Valuation:
N/A
Permit #:
MIR 120268
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace in-kind banboards & sill plates (due to termite damage)
Valuation:
$6,500
Permit #:
B02205458
Status:
complete
Fee:
$95
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
GCP 110043
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
EL 121049
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Residential accessory structure (detached garage/carport shed pool gazebo)
2020-02-13
Demolish existing rga;rbld atthed rga;const 24'x11'add 12'x15'add;26'x8'frnt porch;int alts;*rv6.5.19 (mm)*rv10.16.19lq*rv11.8.19mm*rv1/17/20*nmn
Valuation:
$120,000
Permit #:
B02370249
Status:
expired
Fee:
$830
Permit Type:
N/A
Building Type:
N/A
Tenant fit out for office * prev tenant: unknown * rvsd plans 4/10/19tt rv*cs 5/1/19 address f/pln cmts-rv 5/17/19*ld*
Valuation:
$100,000
Permit #:
B02367048
Status:
expired
Fee:
$690
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Callahan Construction Company License info
Verified License
| License # | NAT-F112387-2 |
| Status | Active |
| Nation | Environmental Protection Agency |
| Type | Renovation |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for Callahan Construction Company at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 79184 |
| Status | Active |
| State | Maryland |
| Type | Home Improvement |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Callahan Construction Company at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
95
BuildZoom Score
15
Permits
- Building permit records show that Callahan Construction Company has worked on 15 permitted projects.
Callahan Construction Company Employees
JC
James G Callahan
Owner