- "Doing business with NASA" - The site for Stennis Space Center Procurement.
- Federal Business Opportunities - Search more than 32,000 active federal opportunities.
- SBIR/STTR Program Information - The Small Business Innovation Research (SBIR) and Small Business Technology Transfer (STTR) Programs provide an opportunity for small, high-technology companies and research institutions (RI) to participate in government-sponsored research and development (R&D) efforts in key technology areas. If you are a small business with 500 or fewer employees or a non-profit RI such as a university or a research laboratory with ties to an SBC, then NASA encourages you to learn more about these programs and significant sources of seed funding for the development of your innovations.
- Space Alliance Technology Outreach Program (SATOP) - Strives to transfer the knowledge and technology of the space program to small businesses. Any type of small business is encouraged to submit a technical challenge to SATOP. If SATOP is able to assist, the small business is provided with up to 40 hours of free technical assistance from a scientist or engineer in the space program. Currently, they are only accepting requests for technical assistance from small businesses located in the state of Texas; however, according to their website, businesses nationwide are still encouraged to apply.
- Acquisitions and Grant Division of National Oceanic and Atmospheric Administration (NOAA)
- Environmental Protection Agency - Business Opportunities
- Small Business Administration - the main site offers an enormous variety of resources.
- The Office of Women's Business Ownership (OWBO) Assists women to achieve their dreams and improve their communities by helping them start and run successful businesses, regardless of social or financial disadvantage, race, ethnicity, or business background.
- Mississippi Development Authority (MDA) - Oversees a wide array of programs to assist established businesses and encourage new ones.
- Mississippi Procurement Technical Assistance Program (MPTAP) - This is an integral element of the Mississippi Development Authority. A private non-profit corporation, South Mississippi Contract Procurement Center, Inc., operates the center in Biloxi. The MPTAP provides its services only to Mississippi businesses. The services are provided at no charge. Their mission is to enhance the national defense and economic development of the State of Mississippi by assisting Mississippi businesses in obtaining federal, state, local government, and commercial contracts.
- Mississippi Small Business Development Center - A partnership program with SBA, provides free help to Mississippi businesses.
- Mississippi Enterprise for Technology (MSET) - MSET is a private, non-profit organization dedicated to creating high-skill, high-wage jobs in Mississippi. MSET taps the scientific and technical assets of the state to promote industrial growth, stimulate new business start-ups, and attract companies to Mississippi. MSET is a joint effort of the Mississippi Development Authority, NASA, and Mississippi's universities.
- Southern Mississippi Planning and Development District (SNPDD) - Has the mission of identifying and capitalizing on the development potentials of the 15 southern Mississippi counties. Their website contains extensive data and links to a wide scope of departments, including Workforce Development, Business Development, and Geographic and Mapping Information.
- Hancock Chamber Business Resource Center - The Chamber's Business Resource Center operates five days a week. Trained counselors offer resources for creating business plans, information on obtaining financing, and referrals for important information to help start up or grow local businesses. Call 228-467-9048 to schedule an appointment for a free consultation.
- Hancock County Port and Harbor Commission (HCPHC) - Hancock County, Mississippi is the home of Stennis Space Center. HCPHC http://www.hcphc.ms/home/functions as the county's Economic Development Authority, Port Authority, and Airport Authority, as well as operates Port Bienville Industrial Park, Port Bienville Railroad, and Stennis International Airport/Airpark. On this website, you will find information including services, capabilities, and opportunities that they offer with Stennis International Airport, Port Bienville Railroad, Port Bienville Industrial Park, and Stennis Space Center.
- Harrison County Development Commission - This site contains a profile of Harrison County, up-to-date statistics, and links to a variety of resources to assist with relocation, expansion, or launch of a new business.
- Pearl River Planning and Development - This section of the Pearl River County website contains a number of planning and development documents for download.
- The Mississippi Energy Institute would like every available energy job in the state to be filled. To get there, the think tank has launched Mspathfinder.org, a website designed to get those interested in technical and professional occupations in the energy sector connected to the places and people who can help.