Riot Ventures Management, Llc

SEC-registered Private Fund Manager · Mid-sized ($1B–$10B) CRD 288647 · SEC file 801-126952 · Venice, CA · RIOT.VC

☆ Save with Pro ADV data as of Apr 30, 2026

Regulatory AUM: $1.1B
Discretionary: $1.1B
Clients: 28
Avg AUM / client: $38.8M
Accounts: 28
Employees: 9

AUM over time

$258M $1.1B

Oct 27, 2022 Apr 30, 2026

Reported AUM from Form ADV filings, plotted by filing date · as of Apr 30, 2026

Who they serve

Client type	Clients	AUM	% of AUM
Pooled investment vehicles (non-investment companies)	28	$1.1B	100.0%

Private funds (15)

Reported in Form ADV Section 7.B.(1), filing of Mar 2024 · $388M combined gross assets

Fund	Type	Domicile	Gross assets	Owners
Riot Ventures Fund Ii, Lp	Venture Capital Fund	Delaware	$105M	51
Fund Iv C, A Series Of Riot Ventures Opportunity Fund, L.P.	Venture Capital Fund	Delaware	$55.4M	18
Fund Iv E, A Series Of Riot Ventures Opportunity Fund, L.P.	Venture Capital Fund	Delaware	$39.4M	19
Fund Iv D, A Series Of Riot Ventures Opportunity Fund, L.P.	Venture Capital Fund	Delaware	$30.3M	28
Fund E 2, A Series Of Riot Ventures Opportunity Fund, L.P.	Venture Capital Fund	Delaware	$28.4M	26
Fund C 1, A Series Of Riot Ventures Opportunity Fund, L.P.	Venture Capital Fund	Delaware	$26.1M	33
Fund Iv E1, A Series Of Riot Ventures Opportunity Fund, L.P.	Venture Capital Fund	Delaware	$24.5M	23
Riot Ventures Fund I, Lp	Venture Capital Fund	Delaware	$24.3M	16
Riot Ventures Opportunity Fund B2, Lp	Venture Capital Fund	Delaware	$11.2M	15
Riot Ventures Opportunity Iv, Lp	Venture Capital Fund	Delaware	$10.9M	11
Fund E 1, A Series Of Riot Ventures Opportunity Fund, L.P.	Venture Capital Fund	Delaware	$10.2M	13
Fund B 3, A Series Of Riot Ventures Opportunity Fund, L.P.	Venture Capital Fund	Delaware	$9.7M	27
Riot Ventures Opportunity Iv B, Lp	Venture Capital Fund	Delaware	$9.6M	4
Fund D 1, A Series Of Riot Ventures Opportunity Fund, L.P.	Venture Capital Fund	Delaware	$2.0M	5
Fund D 2, A Series Of Riot Ventures Opportunity Fund, L.P.	Venture Capital Fund	Delaware	$896K	1

People (3)

Name	Role / title	With firm since	Ownership
Marcus, Stephen, Bernard	General Partner	Apr 2016 (10y)	75% or more
Coffield, William, Francis	General Partner	Sep 2020 (6y)	25% – 50%
Bern, Collier, Steven	Partner / Chief Compliance Officer	Oct 2022 (4y)	Less than 5%

Roster from the IAPD representatives feed; ownership and acquisition dates from Form ADV Schedule A/B. "Since" is the earliest filed registration or acquisition date.

Private funds (15, $388M gross assets)

Fund	Type	Gross assets	Min. investment	Owners
Riot Ventures Fund Ii, Lp	Venture Capital Fund	$105M	$0	51
Fund Iv C, A Series Of Riot Ventures Opportunity Fund, L.P.	Venture Capital Fund	$55.4M	$0	18
Fund Iv E, A Series Of Riot Ventures Opportunity Fund, L.P.	Venture Capital Fund	$39.4M	$0	19
Fund Iv D, A Series Of Riot Ventures Opportunity Fund, L.P.	Venture Capital Fund	$30.3M	$0	28
Fund E 2, A Series Of Riot Ventures Opportunity Fund, L.P.	Venture Capital Fund	$28.4M	$0	26
Fund C 1, A Series Of Riot Ventures Opportunity Fund, L.P.	Venture Capital Fund	$26.1M	$0	33
Fund Iv E1, A Series Of Riot Ventures Opportunity Fund, L.P.	Venture Capital Fund	$24.5M	$0	23
Riot Ventures Fund I, Lp	Venture Capital Fund	$24.3M	$0	16
Riot Ventures Opportunity Fund B2, Lp	Venture Capital Fund	$11.2M	$0	15
Riot Ventures Opportunity Iv, Lp	Venture Capital Fund	$10.9M	$0	11
Fund E 1, A Series Of Riot Ventures Opportunity Fund, L.P.	Venture Capital Fund	$10.2M	$0	13
Fund B 3, A Series Of Riot Ventures Opportunity Fund, L.P.	Venture Capital Fund	$9.7M	$0	27
Riot Ventures Opportunity Iv B, Lp	Venture Capital Fund	$9.6M	$0	4
Fund D 1, A Series Of Riot Ventures Opportunity Fund, L.P.	Venture Capital Fund	$2.0M	$0	5
Fund D 2, A Series Of Riot Ventures Opportunity Fund, L.P.	Venture Capital Fund	$896K	$0	1

From Form ADV Section 7.B private fund reporting.

Documents (1 archived)

Form	Period	Size
Form ADV (full filing)	04/30/2026	6.22 MB	View · PDF · Source ↗

Archived copies of the firm's regulatory filings, versioned by content hash.

Disciplinary disclosures

No disciplinary events reported on the firm's latest Form ADV filing.

How they charge

• Percentage of assets under management
• Performance-based fees

Services

• Portfolio management for pooled investment vehicles

Custody

Firm reports it does not have custody of client funds or securities (Item 9.A).

No custodian data reported or mined yet.

Source

All data on this page comes from this firm's Form ADV filings, reproduced without modification. Latest filing: Apr 30, 2026.

View current Form ADV (SEC/IAPD) ↗