Sigma Advanced Systems
Manufactures high-precision, safety-critical aerospace components and systems via advanced manufacturing (including additive manufacturing), securing long-term contracts with global OEMs like Rolls-Royce.
- CEO / Founder
- Sunil Kumar Kalidindi
- Team Size
- 501-1000
- Stage
- Established
- Total Funding
- $42M
- Latest Round
- Series B
- Key Investors
- Norwest
Technology & Products
Key Products
High-precision aerospace components; Safety-critical systems; Defence and space systems
Technological Advantage
Leverages Nasmyth's established precision engineering capabilities and OEM approvals to deliver certified aerospace parts; core advantage is supply chain integration and qualification, not proprietary AM technology.
Differentiation
Value Proposition
Provides certified, precision-engineered aerospace components with multi-year supply agreements, reducing OEMs' supply chain risk and lead times through an acquired, qualified manufacturing platform (Nasmyth Group).
How They Differentiate
Possesses immediate OEM qualifications and embedded customer relationships via Nasmyth acquisition, unlike domestic competitors building certification from scratch; offers integrated global supply chain.
Market & Competition
Target Customers
Aerospace and defense OEMs (Rolls-Royce, GE, Airbus, Boeing), Ministry of Defence
Industry Verticals
Aerospace; Defense; Space
Competitors
HAL (Hindustan Aeronautics Limited); Tata Advanced Systems; Dynamatic Technologies
Growth & Milestones
Growth Metrics
Secured £300M (approx. $380M) seven-year contract with Rolls-Royce in April 2026; acquired Nasmyth Group for £17.80M ($22.6M) in 2026; reported $19.4M trailing revenue base.
Major Milestones
Acquisition of Nasmyth Group (2026); £300M Rolls-Royce contract (2026); Acquisition of AS Strategic (2026); Reconstitution of board with industry veterans (2026)
Notable Customers
Rolls-Royce; GE; Airbus; Boeing; Ministry of Defence (India)