When selecting a CNC machining company, consider factors like experience, capabilities, and reputation. Assess their expertise in your specific industry and the range of services they offer. Look for certifications and quality assurance measures to ensure reliability. Evaluate their equipment and technological capabilities to meet your project requirements. Consider their communication and customer service responsiveness. Check reviews and testimonials for insights into their track record. Ultimately, prioritize a company with a proven track record of delivering high-quality, precise, and timely CNC machining solutions aligned with your needs and expectations.