--- title: Joseph Frederick & Sons, Wilmington: Interview and Details url: https://askfivequestions.com/business/g-f370610253c714a7/ updated: 2026-11-03 --- Skip to content [Five **Questions**](https://askfivequestions.com/) - [How we interview](https://askfivequestions.com/methodology/) - [For businesses](https://askfivequestions.com/claim/) 1. [Home](https://askfivequestions.com/) 2. Joseph Frederick & Sons Invited AC Repair · Wilmington # Joseph Frederick & Sons Invited to answer our five questions. Until then, here is the public record. - **★ 4.8** (58 reviews) - Updated November 3, 2026 [Call +1 302-994-5786](tel:+13029945786)[Request a quote](https://askfivequestions.com/wilmington/plumbers/#contact)[Website](http://www.jfrederickandsons.com/) ## The interview: answers pending Each answer appears here once the owner approves it. 1. ### What does ac repair usually cost? 2. ### How long does the job normally take? 3. ### What should homeowners prepare before asking for a quote? 4. ### What kind of work do you specialize in? 5. ### What expensive mistake do homeowners commonly make? ## Business details Address 810 Stanton Rd, Wilmington, DE 19804-3640 Phone [+1 302-994-5786](tel:+13029945786) Website [www.jfrederickandsons.com](http://www.jfrederickandsons.com/) Hours Friday: 7:30AM–4:30PM; Saturday: Closed; Sunday: Closed; Monday: 7:30AM–4:30PM; Tuesday: 7:30AM–4:30PM; Wednesday: 7:30AM–4:30PM; Thursday: 7:30AM–4:30PM Service area Wilmington From the business listing. [Report an error](https://askfivequestions.com/corrections/) ### Interview pages - [Plumbers in Wilmington](https://askfivequestions.com/wilmington/plumbers/) ## Checked against the record Verified · last checked October 15, 2026 - Operating status Public record Confirmed Overture Maps listing · checked October 15, 2026 “Verified” covers: verified operating (open in current business listings), verified business information (name, address and phone match those listings) and, where shown, a verified business record (state license or registration). Checks show what public records and documents said on the date shown; they are not a guarantee of work quality. Insurance is a document the business sent us. ## Questions about Joseph Frederick & Sons ### Is Joseph Frederick & Sons licensed and registered? Checked on October 15, 2026: operating status confirmed. The checks table on this page lists each source. ### How is Joseph Frederick & Sons rated? 4.8 out of 5 from 58 public reviews. ### Where does Joseph Frederick & Sons appear on Five Questions? On the plumbers list for Wilmington, at number 3. ### How do I contact Joseph Frederick & Sons? Call +1 302-994-5786. Or use the website link on this page. ## Update your business Update your business and answer the five questions in your own words. [Badges for Joseph Frederick & Sons’s website](https://askfivequestions.com/badges/g-f370610253c714a7/) [Update your business](https://askfivequestions.com/my/?claim=g-f370610253c714a7) Five businesses. Five questions. **Better decisions.** ## Explore - [Home](https://askfivequestions.com/) - [Contact businesses](https://askfivequestions.com/quote/) ## How we work - [How we choose and interview](https://askfivequestions.com/methodology/) - [How we make money](https://askfivequestions.com/how-we-make-money/) - [Corrections](https://askfivequestions.com/corrections/) ## About - [About us](https://askfivequestions.com/about/) - [Contact the editors](https://askfivequestions.com/contact/) - [Data sources](https://askfivequestions.com/data-sources/) - [Privacy](https://askfivequestions.com/privacy/) - [Terms](https://askfivequestions.com/terms/) ## For businesses - [Take part](https://askfivequestions.com/claim/) - [Claim your free profile](https://askfivequestions.com/claim/#claim) - [Correct your details](https://askfivequestions.com/corrections/) Five Questions interviews local businesses and publishes their answers with light editing. Last full review of this site: November 3, 2026 . © 2026 Five Questions · askfivequestions.com