Investor · NEW YORK, NY
Cyrus W. Heidary
Open Cyrus in the network graph →Filings
56
SEC Form D
Connections
66
co-filers
Capital
$14.3M
across filings
Active
Jan 2018
to Feb 2026
Most-connected co-filers (66)
Joshua W. Goldman · NEW YORK, NY53 sharedWilliam Blair Advanced Strategies, LLC · Chicago, IL51 sharedStephanie G. Braming · Chicago, IL51 sharedTony W. Lee · New York, NY33 sharedAndrea A. Radrizzani · New York, NY31 sharedArthur J. Simon · Chicago, IL29 sharedZach Ellis · Uniontown, PA21 sharedJay Matlani · Dix Hills, NY20 sharedCissie Citardi · Chicago, IL20 sharedRichard Gordon · Camana Bay, Grand Cayman, Cayman Islands2 sharedJohn P. De Koning · 3584 CM Utrecht, P72 sharedTon T. Logtenberg · 3584 CM Utrecht, P72 sharedR. S. Spielvogel · New York, NY2 sharedMark A. Throsby · 3584 CM Utrecht, P72 sharedMike Nixon · Salt Lake City, UT2 sharedGregory D. Perry · 3584 CM Utrecht, P72 sharedL. A. Sirulnik · 3584 CM Utrecht, P72 sharedCamon A. Brensinger · Dover, NH2 sharedDonald J. Denny, Sr · Painesville, OH2 sharedLex A. Bakker · 3584 CM Utrecht, P72 sharedWilliam Cohen · Plantation, FL2 sharedPhillip Austin · Kalamazoo, MI2 sharedHewes GP, LLC · DALLAS, TX2 sharedHui A. Liu · 3584 CM Utrecht, P72 shared
Recent filings (56)
William Blair Emerging Markets Growth Fund LLCFeb 2026 · 2 co-filersWilliam Blair Emerging Markets Growth Fund LLCJun 2025 · 8 co-filersWilliam Blair Emerging Markets Ex China Growth Fund LLCJun 2025 · 8 co-filersWilliam Blair International Leaders Concentrated Fund LLCJun 2025 · 8 co-filersWilliam Blair Emerging Markets Leaders Concentrated Fund LLCFeb 2025 · 8 co-filers$100.0MWilliam Blair Emerging Markets Leaders Fund LLCFeb 2025 · 8 co-filersWilliam Blair Emerging Markets Growth Fund LLCJun 2024 · 8 co-filersWilliam Blair International Leaders Concentrated Fund LLCJun 2024 · 8 co-filersWilliam Blair Emerging Markets Ex China Growth Fund LLCJun 2024 · 8 co-filersWilliam Blair Emerging Markets Leaders Fund LLCFeb 2024 · 8 co-filersWilliam Blair Emerging Markets Leaders Concentrated Fund LLCFeb 2024 · 8 co-filers$100.0MWilliam Blair Emerging Markets Growth Fund LLCJun 2023 · 8 co-filersWilliam Blair International Leaders Concentrated Fund LLCJun 2023 · 8 co-filersWilliam Blair Emerging Markets Ex China Growth Fund LLCJun 2023 · 8 co-filersWilliam Blair Emerging Markets Leaders Fund LLCFeb 2023 · 8 co-filersWilliam Blair Emerging Markets Leaders Concentrated Fund LLCFeb 2023 · 8 co-filers$100.0MWilliam Blair Emerging Markets Ex China Growth Fund LLCSep 2022 · 8 co-filers$100.0MWilliam Blair Emerging Markets Growth Fund LLCJul 2022 · 8 co-filersWilliam Blair International Leaders Concentrated Fund LLCJul 2022 · 8 co-filersWilliam Blair Emerging Markets Leaders Concentrated Fund LLCFeb 2022 · 8 co-filers$100.0MWilliam Blair Emerging Markets Leaders Fund LLCFeb 2022 · 8 co-filersWilliam Blair Emerging Markets Ex China Growth Fund LLCSep 2021 · 8 co-filers$100.0MWilliam Blair Macro Allocation Fund LLCJul 2021 · 8 co-filers$500.0MWilliam Blair Emerging Markets Growth Fund LLCJun 2021 · 8 co-filersWilliam Blair International Leaders Concentrated Fund LLCJun 2021 · 8 co-filers
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Cyrus in the interactive graph →