About Us
24 / 7 Comfort Guaranteed and We Never Charge Overtime! 410-629-0004/302-877-0770
U-Win Guarantee from Delmarva Mister Sparky

U-Win Guarantee

Doing business with Delmarva Mister Sparky, a U·WIN endorsed contractor promises:


The Electrical technician or salesperson working in your home is:

  • Free of any criminal convictions or indictments. Has passed a thorough background investigation.
  • Subject to both pre-employment and random drug testing.
  • Trained properly in technical aspects of Electrical as well as putting our customers first.
  • We have signed the U·WIN Code of Ethics.
  • Delmarva Mister Sparky has current Liability and Workers Compensation Insurance to cover you and your belongings.
  • Delmarva Mister Sparky is licensed to work in the state/province they are doing business within.
  • Delmarva Mister Sparky has posted a cash deposit in the amount of $20,000 to U·WIN, LLC to cover resolutions.
  • U·WIN will always provide 100% home-owner satisfaction.

You can Feel Good about doing business with Delmarva Mister Sparky Electrical. With Us, It's All About You!

Are you considering using us for the first time


We welcome you to join our growing number of faithful clientele. We would like to offer you a special incentive to try us for the first time. A $25 coupon can be printed at this link.

You are going to love our Electrical and drain cleaning service. Please take a moment to read about our Untouchable Guarantees that really have Delmarva buzzing. Our On-Time Guarantee is just one. "We're On-Time You'll See, Or Your Repair Is Free!®" If we are late for your service appointment, you don't pay for the electric repair, or if you are not satisfied with our service, you don't pay. Needless to say, we will not be wasting any of your time and we aim to please. Thanks for considering Delmarva Mister Sparky Electrical.

Click here to schedule a service appointment















Use arrows on side of viewer to Watch DIY Tips


When calling to set up the appointment, the person on the line was very professional and helpful. The technician who came to do the work did a great job, was very courteous. A thorough job was done, including clean up. Thank you.
Comment from Barbara R**
Read more reviews or write your own.