Any company that manufactures products or services would want to get certifications from a range of different organizations to improve upon their credibility. If you are looking to grow your business then you will not be able to ignore or even delay getting certified by relevant organizations as clients are quite focused and careful about dealing with companies and if you are not certified then your chances of success would virtually be non existent.
It would therefore be necessary for you to seek certifications depending upon the nature of your business and when seeking certifications make sure you only get certifications from internationally recognized institutions. For production services the most important certification would be in the field of quality management as everything needs to be carefully tested to ensure the end product would be exactly what you have intended.
A good certification program would be the ISO 9001 as offered by iso9001consultants.com which you may want to carry further research out about and determine whether it would be suitable for the nature of your business as well as the region that you may be servicing. By going for a training program from an accredited and established institution you would ensure that any training program that your employees receive would be of a great standard.