Here are some great resources for anyone in Real Estate that frequently needs these services. They are all niche specific business directories to find anyone from an appraiser to a general contractor. If you flip houses, you will use these services almost constantly. If anyone can think of any other good directories or home improvement niches I should add, please make a suggestion below in the comments.
Real estate agents will frequently need an appraiser that can come at the last minute. This awesome directory features appraisers from around the country and makes it easy to find the closet one near you.
If you ever need an architect to draft something for a new home or commercial real estate - this is the largest directory of architects in America.
Looking for commercially licensed drone pilots to shoot video footage of your listing? This directory features drone pilots from all over the country.
If you have an electrical problem with a commercial or residential listing, check out the largest directory of Electricians.
For General Contractors, nobody beats HomeAdvisor.com. You can find a General Contractor pretty easily on their website.
Need a home inspection done? This is the largest directory of Home Inspectors in America.
Bad roof? Try the largest roofing contractor directory and find a professionally licensed Roofer.
Need a pool cleaned or serviced? Read reviews from homeowners on the best pool contractors in America, pool builders and pool service companies in your local area.
If a tree has fallen, or needs to be cut back - try the largest tree service directory of professional arborists in America.