StepStone Group

Tracked participation in 6 Atlas companies, with 0 explicitly attributed leads.

Firm website ↗

6portfolio companies

6round participations

0lead positions

Jan 2026latest activity

Capital activity

Portfolio

CompanyLatest valuationFirst → latestRoundsRoleAttributed partner

SSpaceXAIFrontierxAI (trading as SpaceXAI on its current website) is an AI frontier-lab building and deploying Grok-family…$230Bvaluation$52.1BraisedRecent roundsSeries E · Jan 2026$20B · Baron Capital Group, Cisco Investments +6Equity financing (round details/label not specified in source) · Sep 2025$10B · Kingdom Holding Co., Prince Al Waleed bin Talal +2Debt + strategic equity (reported as completed; not labeled as a numbered Series in the source) · Jun 2025$10B · Morgan StanleySpaceXAI$230BJan 2026 → Jan 20261 roundParticipant—

CCrusoeNeocloudsCrusoe is a vertically integrated AI infrastructure provider built around energy-first compute. The company says it…$10Bvaluation$3.8BraisedRecent roundsSeries E · Oct 2025$1.4B · led by Mubadala Capital, Valor Equity PartnersDebt financing (credit facility) · Jun 2025$750M · led by Brookfield Asset ManagementDebt financing (credit facility) · Mar 2025$225M · led by Upper90 Capital ManagementCrusoe$10BOct 2025 → Oct 20251 roundParticipant—

SSiMa.ai—Aug 2025 → Aug 20251 roundParticipant—

RRegie.ai—Feb 2025 → Feb 20251 roundParticipant—

PPoolside—Oct 2024 → Oct 20241 roundParticipant—

KKodiak—Nov 2021 → Nov 20211 roundParticipant—

DateCompanyRoundRaisedValuationRoleEvidence

Jan 06, 2026SSpaceXAIFrontierxAI (trading as SpaceXAI on its current website) is an AI frontier-lab building and deploying Grok-family…$230Bvaluation$52.1BraisedRecent roundsSeries E · Jan 2026$20B · Baron Capital Group, Cisco Investments +6Equity financing (round details/label not specified in source) · Sep 2025$10B · Kingdom Holding Co., Prince Al Waleed bin Talal +2Debt + strategic equity (reported as completed; not labeled as a numbered Series in the source) · Jun 2025$10B · Morgan StanleySpaceXAISeries E$20B$230BParticipant

Source ↗

Oct 24, 2025CCrusoeNeocloudsCrusoe is a vertically integrated AI infrastructure provider built around energy-first compute. The company says it…$10Bvaluation$3.8BraisedRecent roundsSeries E · Oct 2025$1.4B · led by Mubadala Capital, Valor Equity PartnersDebt financing (credit facility) · Jun 2025$750M · led by Brookfield Asset ManagementDebt financing (credit facility) · Mar 2025$225M · led by Upper90 Capital ManagementCrusoeSeries E$1.4B$10BParticipant

Source ↗

Aug 01, 2025SSiMa.aiOversubscribed round$85M—Participant

Source ↗

Feb 26, 2025RRegie.aiSeries B$30M—Participant

Source ↗

Oct 02, 2024PPoolsideSeries B$500M—Participant

Source ↗

Nov 11, 2021KKodiakSeries B$125M—Participant

Source ↗

DateCompanyRoundRaisedValuationRoleEvidence

Source ↗

Oct 02, 2024PPoolsideSeries B$500M—Participant

Source ↗

Nov 11, 2021KKodiakSeries B$125M—Participant

Source ↗

Aug 01, 2025SSiMa.aiOversubscribed round$85M—Participant

Source ↗

Feb 26, 2025RRegie.aiSeries B$30M—Participant

Source ↗