Les LabsWrite a Review877-567-5370Be the first to review!340 S Lemon Ave, Walnut, CA 91789Hi there!Be the first to review!5First-class4Better than most3About what I expected2Not the worst...1DisappointingClick to RateMore Business InfoHoursRegular HoursMon - Fri:9:00 am - 5:00 pmOther Linkhttps://leslabs.com/pages/contactCategoryResearch & Development Labs Suggest an Edit