The article explores how support services for small businesses in Bangladesh impact their growth. The study found that financial assistance has a significant effect on the survival and success of small firms. However, overall, the impact of support services on sales, employment, and value added is low. Private support agencies, which are smaller and more tailored to the needs of small businesses, are more effective than public agencies. Most small firms do not receive the services they need and want, highlighting the importance of comprehensive support that includes both financial and non-financial components.