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Mantle3D provides metal 3D-printed tooling, focusing on high-hardness steel tools used to make molds and dies for plastic and metal parts. Their products are designed to replace or supplement traditional tooling with 3D-printed steel parts that meet tight tolerances and smooth finishes. The process blends conventional manufacturing with additive manufacturing, using flexible part geometries and optimized conformal cooling lines to produce more parts per hour, shorter lead times, and lower post-processing. This helps OEMs cut costs, accelerate development, and improve quality in production. Unlike typical tooling suppliers, Mantle3D emphasizes the combination of metal 3D printing, advanced cooling integration, and high-hardness steel to deliver precise tooling quickly. The company’s goal is to streamline manufacturing workflows for OEMs by delivering fast, cost-efficient, high-precision molds and dies that enable faster product development and higher profitability.
Industries
Robotics & Automation
Hardware
Industrial & Manufacturing
Company Size
11-50
Company Stage
Series C
Total Funding
$58M
Headquarters
San Francisco, California
Founded
2015
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Total Funding
$58M
Below
Industry Average
Funded Over
3 Rounds
Industry standards
Competitive compensation
Equity ownership
Employer paid premium medical and dental
Paid parental leave
Commuter benefits
Angstrom Group, a leading full-service supplier to automotive and industrial OEMs, today announced the acquisition of Mantle, a San Francisco–based leader in metal 3D printing for tooling. This acquisition will expand Mantle’s reach and accelerate the adoption of its automated toolmaking technology across global manufacturing markets.
Angstrom Group has acquired Mantle, a leader in metal 3D printing for tooling. This acquisition aims to expand Mantle's reach and accelerate the adoption of its automated toolmaking technology globally. Angstrom will offer financing solutions and integrated tool design services to enhance the adoption of advanced metal 3D printing. The partnership will boost Mantle's production capacity and innovation, combining precision metal 3D printing with CNC machining for efficient tooling production.
Mantle raises $20 million in Series C funding round.
Mantle has secured $20 million in Series C funding, led by Schooner Capital, with participation from Fine Structure Ventures, Foundation Capital, Corazon Capital, 11.2 Capital, and Build Collective. This brings the company's total funding to over $61.5 million.
Mantle introduced a High-Precision Shaping package, and Essentium released a high-impact, high-temperature thermoplastic.
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Industries
Robotics & Automation
Hardware
Industrial & Manufacturing
Company Size
11-50
Company Stage
Series C
Total Funding
$58M
Headquarters
San Francisco, California
Founded
2015
Find jobs on Simplify and start your career today