BBB Accredited Business Profile

J.F. Sobieski Mechanical Contractors Inc.

J.F. Sobieski Mechanical Contractors Inc.

(302) 993-0104

J.F. Sobieski Mechanical Contractors Inc.

30 years in business
14 Hadco Road
Wilmington, DE 19804
Fax Numbers
  • (302) 993-0119
Additional Phone Numbers
  • (302) 999-7232
  • (610) 891-6464
  • (302) 798-9775
  • (610) 436-6262
  • (610) 268-8425
  • (302) 993-0103
  • (610) 520-1818
  • (800) 665-0002
  • (302) 234-2244
  • (855) 607-2465
  • (844) 895-0811
Additional Email Addresses
Additional Website Addresses
BBB File Opened: 10/18/1990
Business Started: 01/01/1987
Business Incorporated: 02/24/1988 in DE
Type of Entity
Business Management
  • Mr. John F. Sobieski, President
  • Ms. Pam Murphy, Accounting
  • Mr. Tim Smith, Vice President Operations
  • Mr. Robert D Sobieski, Vice-President
  • Mr. Richard Steele, President & CFO
Business Category
  • Heating & Air Conditioning
  • Geophysicists
  • Air Conditioning Contractors & Systems
  • Fire & Smoke Alarm Systems
  • Heat Pumps
  • Heating Contractors
  • Piping Contractors
  • Plumbers
  • Plumbing Drains & Sewer Cleaning
  • Water Heaters - Repairing
  • Construction & Remodeling Services
  • Pipe & Valve Fitters
  • Air conditioning & Heating Contractors - Residential
  • Air conditioning & Heating Contractors - Commercial
  • Bathtubs & Sinks - Repair & Refinish
  • Sheet Metal Work
  • Sprinklers - Automatic - Fire
  • Water Heaters - Dealers
  • Water Softening & Conditioning Equipment Service & Supplies
  • Burglar Alarm Systems - Dealers, Monitoring & Service
  • Duct Cleaning
  • Energy Management & Conservation Consultant
  • Heating Equipment & Systems Cleaning & Repair
  • Pumps - Service & Repair
  • Water Analysis
  • Welding
  • Air Purifying & Cleaning Systems & Equipment
  • Cranes
  • Fire Extinguishers
  • Humidifying Apparatus
  • Pumps - Supplies & Parts
  • Refrigeration Equipment - Commercial - Sales & Service
  • Solar Energy Equipment & Systems Dealers
  • Solar Energy Products Service & Repair
  • Water Filtration & Purification Equipment

Alternate Business Names
  • Radius Services, LLC
  • Sobieski Services Inc.
  • Radius Technologies, LLC
Licensing, Bonding or Registration
This business is in an industry that may require professional licensing, bonding or registration. BBB encourages you to check with the appropriate agency to be certain any requirements are currently being met.
BBB accredited business



This company offers services in plumbing, heating, air conditioning, duct & pipe fabrication installation and services. They also offer fire supression systems, special hazard systems, fire alarms, security inspections and services.

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BBB Reason for Ratings

BBB rating is based on 13 factors: Get the details about the factors considered.

Licensing information is provided in the BBB Business Profiles to inform the public about industries that may require professional licensing, bonding, or registration. Better Business Bureau encourages you to check with the appropriate agency to be certain any requirements are currently being met.
BBB promotes truth in advertising by contacting advertisers whose claims conflict with the BBB Code of Advertising. These claims come to our attention from our internal review of advertising, consumer complaints and competitor challenges. BBB asks advertisers to substantiate their claims, change ads to make offers more clear to consumers, and remove misleading or deceptive statements.
BBB reports on known significant government actions involving the business's marketplace conduct.
BBB reports on a company that is out of business for three years from the date the company closes its doors or ceases to do business.
BBB reports on unauthorized use of the Better Business Bureau's name and/or logo for as long as the business continues to use it in any advertising, or for one year after the business ceases any repeated unauthorized uses.
BBB reports on a business’s bankruptcy as long as the business remains in bankruptcy.
BBB reports when mail sent to the business was returned by the Postal Service.

J.F. Sobieski Mechanical Contractors Inc.

J.F. Sobieski Mechanical Contractors Inc.


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