While searching for a solution to my wife’s driving difficulties I came across NMEDA.org. It’s the website of The National Mobility Equipment Dealers Association.
From the website: “NMEDA is a non-profit trade association of mobility equipment dealers, driver rehabilitation specialists, and other professionals dedicated to broadening the opportunities for people with disabilities to drive or be transported in vehicles modified with mobility equipment. All members work together to improve transportation options of people with disabilities.”
The website is a great resource for you if you’re considering a modified vehicle. The site’s Dealer Directory offers links to websites of companies which modify vehicles