| ul.com | Underwriters Laboratories Inc. |
| njatc.org | National Joint Apprenticeship and Training Committee |
| nfpa.org | National Fire Protection Association |
| nema.org | National Electrical Manufacturers Association |
| necanet.org | NECA - National Electrical Contractors Association |
| naed.org | National Association of Electrical Distributors |
| mikeholt.com | Mike Holt Enterprises |
| iaei.org | International Association Of Electrical Inspectors |
| electrician.com | Electrician.com |
| electrical-contractor.net | Electrical Contractor, Master Electrician, Licensed Electricians Network |
United States , Florida , Hollywood