Call us at: 888-217-2719. Unpleasant odors can quickly make any indoor environment uncomfortable. From homes to offices, gyms to hotels, bad smells can lead to headaches, loss of productivity, and even health issues. Fortunately, there are professional solutions available today that can tackle odor removal at the source. At A-1 Certified Environmental Services, we specialize in odor removal using advanced Hydroxyl Generators and Air Scrubbers.