Three Sisters is a tribally owned Small Business Administration (SBA)-certified 8(a) Small Disadvantaged Business and a subsidiary of Seneca Nation Group (SNG), the federal contracting arm of Seneca Holdings.

Provide a Wide Range of Support Services — Three Sisters delivers comprehensive, mission-focused IT support through a multidisciplinary team with proven expertise. Our capabilities include help desk operations, information assurance, and cloud modernization, among other critical services. We understand that each contract has unique requirements, and we apply tailored, results-driven solutions to meet or exceed performance objectives.

Ability to Staff Quality Candidates Quickly — Our Talent Acquisition Team maintains a pre-qualified pipeline of candidates through a proven, standardized vetting process. We leverage internal referral programs and strategic business intelligence tools, supported by a robust applicant tracking system. We source top talent through multiple channels, including online databases, professional associations, job fairs, national placement agencies, and targeted college recruiting programs — ensuring rapid staffing with highly qualified personnel to meet mission requirements.

Competitive Salaries and Benefits Packages — Three Sisters offers salary and benefits packages equal to or greater than those on incumbent contracts, enabling us to retain critical personnel, ensure seamless contract transitions, and maintain mission effectiveness.