Adams Street Partners, Llc
SEC-registered
Private Fund Manager · Large ($10B–$100B)
CRD 109358
· SEC file 801-58169
· Chicago, IL
· WWW.ADAMSSTREETPARTNERS.COM
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ADV data as of Jun 17, 2026
- Regulatory AUM
- $66.5B
- Discretionary
- $58.7B
- Clients
- 373
- Avg AUM / client
- $178M
- Accounts
- 405
- Employees
- 318
AUM over time
$20.2B
$66.5B
Nov 2011
Jun 2026
Annual snapshots from Form ADV filings · as of Jun 17, 2026
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| Pooled investment vehicles (non-investment companies) | 373 | $60.9B | 91.7% |
| Pension and profit sharing plans | Fewer than 5 clients | $18.1M | 0.03% |
| State or municipal government entities | Fewer than 5 clients | $851M | 1.28% |
| Other investment advisers | Fewer than 5 clients | $4.4B | 6.69% |
| Insurance companies | Fewer than 5 clients | $129M | 0.19% |
| Corporations and other businesses | Fewer than 5 clients | $96.4M | 0.14% |
Private funds (303)
View all →Reported in Form ADV Section 7.B.(1), filing of Jun 2024 · $50.4B combined gross assets
| Fund | Type | Domicile | Gross assets | Owners |
|---|---|---|---|---|
| Adams Street Pe Genesis Fund I Lp | Private Equity Fund | Cayman Islands | $1.4B | 2 |
| Adams Street Pe Genesis Fund Ii Lp | Private Equity Fund | Cayman Islands | $1.2B | 2 |
| Adams Street Sifai Fund Lp | Private Equity Fund | Delaware | $1.0B | 2 |
| Adams Street Global Secondary Fund 7 Lp master | Private Equity Fund | Delaware | $930M | 72 |
| Adams Street 2014 Global Fund Lp master | Private Equity Fund | Delaware | $929M | 37 |
| Adams Street Pe Genesis Fund Iii Lp | Private Equity Fund | Cayman Islands | $898M | 2 |
| Adams Street Pkbs Private Equity Fund I Global | Private Equity Fund | Luxembourg | $835M | 2 |
| Adams Street Rsp Lp | Private Equity Fund | Delaware | $803M | 2 |
| Juni Private Equity Fund A Usd Lp | Private Equity Fund | Cayman Islands | $803M | 3 |
| Adams Street 2019 Global Fund Lp master | Private Equity Fund | Delaware | $765M | 11 |
| Asp Rivera Int Pc Lp | Private Equity Fund | Cayman Islands | $681M | 3 |
| Adams Street 2016 Global Fund Lp master | Private Equity Fund | Delaware | $674M | 34 |
| Adams Street 2012 Global Fund Lp master | Private Equity Fund | Delaware | $660M | 44 |
| Adams Street Co Investment Fund V A Lp master | Private Equity Fund | Delaware | $641M | 42 |
| Adams Street 2020 Global Fund Lp master | Private Equity Fund | Delaware | $635M | 43 |
Retirement plan clients
Plans that reported this firm as an investment service provider on Form 5500 Schedule C.
| Plan | Location | Plan year |
|---|---|---|
| Operating Engineers' Local 324 Pension Fund Joint Board Of Trustees Operating Engineers Local 324 | 2024 | |
| I.U.O.E. Local 132 Pension Fund I.U.O.E. Local 132 Pension Fund | Huntington, WV | 2024 |
| Alaska Electrical Pension Plan Joint Board Of Trustees Alaska Electrical Pension Fund | 2024 |
People (18)
| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| Diermeier, Jeffrey, James | Director | Apr 2011 (15y) | Less than 5% | |
| Diehl, Jeffrey, Thomas | Managing Partner, Head Of Investments And Partner | Jul 2015 (11y) | ≈ 18.75% – 50% via Adams Street Associates, L.P. | |
| O'donnell, Kevin, Francis | Global Head Of Business Development And Investor Relations; Partner | Aug 2016 (10y) | Less than 5% | |
| Akers, Jeffrey, Bowen | Head Of Secondary Investments And Partner | Oct 2016 (10y) | Less than 5% | |
| Amboian, John, Peter | Director | Mar 2017 (9y) | Less than 5% | |
| Walker, James, Francis | Chief Operating Officer And Partner | Nov 2017 (9y) | ≈ 18.75% – 50% via Adams Street Associates, L.P. | |
| French, Taylor, Bondurant | Chairman, Chair Of The Board | Jan 2018 (9y) | Less than 5% | |
| Sacher, William, Bennett | Head Of Private Credit And Partner | Feb 2018 (9y) | Less than 5% | |
| Scanlan, Matthew, Howard | Director | Apr 2018 (8y) | Less than 5% | |
| Gonzalo, Miguel | Head Of Investment Strategy And Risk Management; Partner | Jan 2019 (8y) | Less than 5% | |
| Brett, David | Head Of Co Investments And Partner | May 2020 (6y) | Less than 5% | |
| Murray, Robin | Head Of Growth Equity Investments And Partner | May 2020 (6y) | Less than 5% | |
| Dasse, Sara, Robinson | Chief Compliance Officer, Executive Vice President And Partner | Mar 2021 (5y) | Less than 5% | |
| Mansell, Eric | Chief Legal Officer, Executive Vice President, Secretary And Partner | Mar 2021 (5y) | ≈ 18.75% – 50% via Adams Street Associates, L.P. | |
| Holland, Louis, Alfred | Director | Jan 2022 (5y) | Less than 5% | |
| Pando, Alicia | Chief Technology Officer And Partner | Aug 2022 (4y) | Less than 5% | |
| Jeevarathnam, Brijesh | Partner And Global Head Of Fund Investments | Jan 2023 (4y) | Less than 5% | |
| Kurlander, Michael, Evan | Chief Financial Officer And Partner | Jan 2024 (3y) | Less than 5% |
Entity owners (Schedule A/B)
| Entity | Title / status | Since | Sch. | Ownership |
|---|---|---|---|---|
| Adams Street Associates, L.P. | Member Of Adams Street Partners, Llc | Jan 2001 | A | 75% or more |
| Adams Street Associates, Llc | General Partner Of Adams Street Associates L.P. | Jan 2001 | B | GP / trustee / elected manager of Adams Street Associates, L.P. (indirect) |
Undisclosed: 0% – 25% of the firm is not attributable from the filed Schedule A bands.
Estimated effective ownership (look-through of filed bands):
- Diehl, Jeffrey, Thomas: 25% – 50% of Adams Street Associates, L.P. × 75% – 100% direct ≈ 18.75% – 50% of the firm
- Walker, James, Francis: 25% – 50% of Adams Street Associates, L.P. × 75% – 100% direct ≈ 18.75% – 50% of the firm
- Mansell, Eric: 25% – 50% of Adams Street Associates, L.P. × 75% – 100% direct ≈ 18.75% – 50% of the firm
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 (303, $50.4B gross assets)
| Fund | Type | Gross assets | Min. investment | Owners |
|---|---|---|---|---|
| Adams Street Pe Genesis Fund I Lp | Private Equity Fund | $1.4B | $10.0M | 2 |
| Adams Street Pe Genesis Fund Ii Lp | Private Equity Fund | $1.2B | $10.0M | 2 |
| Adams Street Sifai Fund Lp | Private Equity Fund | $1.0B | $10.0M | 2 |
| Adams Street Global Secondary Fund 7 Lp | Private Equity Fund | $930M | $10.0M | 72 |
| Adams Street 2014 Global Fund Lp | Private Equity Fund | $929M | $10.0M | 37 |
| Adams Street Pe Genesis Fund Iii Lp | Private Equity Fund | $898M | $10.0M | 2 |
| Adams Street Pkbs Private Equity Fund I Global | Private Equity Fund | $835M | $10.0M | 2 |
| Adams Street Rsp Lp | Private Equity Fund | $803M | $10.0M | 2 |
| Juni Private Equity Fund A Usd Lp | Private Equity Fund | $803M | $10.0M | 3 |
| Adams Street 2019 Global Fund Lp | Private Equity Fund | $765M | $10.0M | 11 |
| Asp Rivera Int Pc Lp | Private Equity Fund | $681M | $10.0M | 3 |
| Adams Street 2016 Global Fund Lp | Private Equity Fund | $674M | $10.0M | 34 |
| Adams Street 2012 Global Fund Lp | Private Equity Fund | $660M | $10.0M | 44 |
| Adams Street Co Investment Fund V A Lp | Private Equity Fund | $641M | $10.0M | 42 |
| Adams Street 2020 Global Fund Lp | Private Equity Fund | $635M | $10.0M | 43 |
| Adams Street Asga Pe Lp | Private Equity Fund | $626M | $10.0M | 3 |
| Adams Street Global Secondary Fund 6 Lp | Private Equity Fund | $596M | $10.0M | 43 |
| Adams Street 2017 Global Fund Lp | Private Equity Fund | $559M | $10.0M | 40 |
| Adams Street 2015 Global Fund Lp | Private Equity Fund | $550M | $10.0M | 27 |
| Adams Street 2013 Global Fund Lp | Private Equity Fund | $549M | $10.0M | 27 |
| Adams Street Global Secondary Fund 5 Lp | Private Equity Fund | $548M | $10.0M | 100 |
| Adams Street Partnership Fund 2009 U.S. Fund, L.P. | Private Equity Fund | $539M | $10.0M | 83 |
| Adams Street Rsp Ii Lp | Private Equity Fund | $514M | $10.0M | 3 |
| Adams Street 2023 Global Fund Lp | Private Equity Fund | $501M | $10.0M | 164 |
| Adams Street 2018 Global Fund Lp | Private Equity Fund | $481M | $10.0M | 76 |
Top 25 of 303 funds by gross assets · all funds
From Form ADV Section 7.B private fund reporting.
Retirement plans served (3)
| Plan | Sponsor | Participants | Plan assets | As of |
|---|---|---|---|---|
| Operating Engineers' Local 324 Pension Fund | Joint Board Of Trustees Operating Engineers Local 324 | 8,819 | $1.9B | 05/01/2024 |
| I.U.O.E. Local 132 Pension Fund | I.U.O.E. Local 132 Pension Fund | 1,524 | $559M | 04/01/2024 |
| Alaska Electrical Pension Plan | Joint Board Of Trustees Alaska Electrical Pension Fund | 3,855 | $2.1B | 01/01/2024 |
From Form 5500 service-provider disclosures.
Documents (1 archived)
| Form | Period | Size | |
|---|---|---|---|
| Form ADV (full filing) | 06/17/2026 | 69.5 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
- • Portfolio management for businesses/institutional clients
Custody
Reported custodians
- The Hong Kong And Shanghai Banking Corporation Limited $1.9B (3% of AUM) Jun 2026
- Dz Privatbank S.A. $710M (1% of AUM) Jun 2026
- M.M. Warburg & Co $568M (1% of AUM) Sep 2021
- Banque Pictet & Cie Sa $437M (1% of AUM) Jun 2026
- BNY Mellon $162M (1% of AUM) Mar 2021
- Brown Brothers Harriman & Co. $119M (0% of AUM) Dec 2019
- Northern Trust $71.9M (0% of AUM) Sep 2018
Amounts as reported in ADV Item 5.K.(3) (custodians holding 10%+ of SMA assets).
Firm reports having custody of client funds or securities (Item 9.A).
Source
All data on this page comes from this firm's Form ADV filings, reproduced without modification. Latest filing: Jun 17, 2026.
View current Form ADV (SEC/IAPD) ↗