Investment adviser · CRD 161881

BASALT INFRASTRUCTURE PARTNERS LLP

Investment adviser filing (IA)

LONDON, United Kingdom · Form ADV filed Mar 31, 2026

Regulatory AUM: $9.62B
Client accounts: 33
Employees: 26
Advisory professionals: 18

Who they report serving

Form ADV · Item 5.D

Client types and their share of reported regulatory assets.

Client type	Clients	Regulatory assets	Share of AUM
Pooled investment vehicles	33	$9,616,846,873	100.0%

Filing source

Form ADV 2074708 · Mar 31, 2026 · Item 5.D

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

Private funds & service providers

31 Private funds

The count excludes feeder funds. Funds in the latest filing appear first, ordered by reported gross assets. Earlier funds retain their last reported values.

BASALT INFRASTRUCTURE PARTNERS IV A L.P.Private Equity Fund · Last reported Mar 31, 2026$1.11BGross asset value

Form D fundraising filings

Basalt Infrastructure Partners IV A L.P.

Fund administrator AZTEC FINANCIAL SERVICES (GUERNSEY) LIMITED ST PETER PORT, Guernsey Investor statements: Yes (provided to all investors) Related to adviser: No

Auditor PRICEWATERHOUSECOOPERS CI LLP ST PETER PORT, Guernsey

Custodian BARCLAYS BANK PLC ST PETER PORT, Guernsey Related to adviser: No

Marketer 51 NORTH CAPITAL GMBH ISMANING, Germany Related to adviser: No

Marketer UBS SECURITIES LLC NEW YORK, New York, United States Related to adviser: No

Provider details

Annual audit: Yes
Prime brokers: No
Custodians: Yes
Administrator other than the adviser: Yes
External marketing: Yes

PRICEWATERHOUSECOOPERS CI LLP
PCAOB 1412

UBS SECURITIES LLC
CRD 7654 · SEC 8-22651

Fund details & source

Fund ID: 805-9498329635
Reported beneficial owners: 30
Minimum commitment: $10M
Form D file number: 021-460298

Form ADV 2074708 · Mar 31, 2026 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

BASALT INFRASTRUCTURE PARTNERS III A L.P.Private Equity Fund · Last reported Mar 31, 2026$1.08BGross asset value

Form D fundraising filings

Basalt Infrastructure Partners III A L.P.

Fund administrator AZTEC FINANCIAL SERVICES (GUERNSEY) LIMITED ST PETER PORT, Guernsey Investor statements: Yes (provided to all investors) Related to adviser: No

Auditor PRICEWATERHOUSECOOPERS CI LLP ST PETER PORT, Guernsey

Custodian BARCLAYS BANK PLC ST PETER PORT, Guernsey Related to adviser: No

Marketer CREDIT SUISSE SECURITIES (USA) LLC NEW YORK, New York, United States Related to adviser: No

Provider details

Annual audit: Yes
Prime brokers: No
Custodians: Yes
Administrator other than the adviser: Yes
External marketing: Yes

PRICEWATERHOUSECOOPERS CI LLP
PCAOB 1412

CREDIT SUISSE SECURITIES (USA) LLC
CRD 816 · SEC 801-56264

Fund details & source

Fund ID: 805-3502926283
Reported beneficial owners: 22
Minimum commitment: $10M
Form D file number: 021-361486

Form ADV 2074708 · Mar 31, 2026 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

BASALT INFRASTRUCTURE PARTNERS III C L.P.Private Equity Fund · Last reported Mar 31, 2026$783MGross asset value

Form D fundraising filings

Basalt Infrastructure Partners III C L.P.

Fund administrator AZTEC FINANCIAL SERVICES (GUERNSEY) LIMITED ST PETER PORT, Guernsey Investor statements: Yes (provided to all investors) Related to adviser: No

Auditor PRICEWATERHOUSECOOPERS CI LLP ST PETER PORT, Guernsey

Custodian BARCLAYS BANK PLC ST PETER PORT, Guernsey Related to adviser: No

Marketer UBS SECURITIES LLC NEW YORK, New York, United States Related to adviser: No

Provider details

Annual audit: Yes
Prime brokers: No
Custodians: Yes
Administrator other than the adviser: Yes
External marketing: Yes

PRICEWATERHOUSECOOPERS CI LLP
PCAOB 1412

UBS SECURITIES LLC
CRD 7654 · SEC 8-22651

Fund details & source

Fund ID: 805-3058072949
Reported beneficial owners: 33
Minimum commitment: $10M
Form D file number: 021-361490

Form ADV 2074708 · Mar 31, 2026 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

BASALT INFRASTRUCTURE PARTNERS III D L.P.Private Equity Fund · Last reported Mar 31, 2026$679MGross asset value

Form D fundraising filings

Basalt Infrastructure Partners III D L.P.

Fund administrator AZTEC FINANCIAL SERVICES (GUERNSEY) LIMITED ST PETER PORT, Guernsey Investor statements: Yes (provided to all investors) Related to adviser: No

Auditor PRICEWATERHOUSECOOPERS CI LLP ST PETER PORT, Guernsey

Custodian BARCLAYS BANK PLC ST PETER PORT, Guernsey Related to adviser: No

Marketer CREDIT SUISSE SECURITIES (USA) LLC NEW YORK, New York, United States Related to adviser: No

Provider details

Annual audit: Yes
Prime brokers: No
Custodians: Yes
Administrator other than the adviser: Yes
External marketing: Yes

PRICEWATERHOUSECOOPERS CI LLP
PCAOB 1412

CREDIT SUISSE SECURITIES (USA) LLC
CRD 816 · SEC 801-56264

Fund details & source

Fund ID: 805-8722105833
Reported beneficial owners: 8
Minimum commitment: $10M
Form D file number: 021-361491

Form ADV 2074708 · Mar 31, 2026 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

BASALT INFRASTRUCTURE PARTNERS III B L.P.Private Equity Fund · Last reported Mar 31, 2026$666MGross asset value

Form D fundraising filings

Basalt Infrastructure Partners III B L.P.

Fund administrator AZTEC FINANCIAL SERVICES (GUERNSEY) LIMITED ST PETER PORT, Guernsey Investor statements: Yes (provided to all investors) Related to adviser: No

Auditor PRICEWATERHOUSECOOPERS CI LLP ST PETER PORT, Guernsey

Custodian BARCLAYS BANK PLC ST PETER PORT, Guernsey Related to adviser: No

Marketer CREDIT SUISSE SECURITIES (USA) LLC NEW YORK, New York, United States Related to adviser: No

Provider details

Annual audit: Yes
Prime brokers: No
Custodians: Yes
Administrator other than the adviser: Yes
External marketing: Yes

PRICEWATERHOUSECOOPERS CI LLP
PCAOB 1412

CREDIT SUISSE SECURITIES (USA) LLC
CRD 816 · SEC 801-56264

Fund details & source

Fund ID: 805-3943235401
Reported beneficial owners: 16
Minimum commitment: $10M
Form D file number: 021-361488

Form ADV 2074708 · Mar 31, 2026 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

BIP III RIDE CO-INVESTMENT L.P.Private Equity Fund · Last reported Mar 31, 2026$603MGross asset value

Form D fundraising filings

BIP III Ride Co-Investment L.P.

Fund administrator AZTEC FINANCIAL SERVICES (GUERNSEY) LIMITED ST PETER PORT, Guernsey Investor statements: Yes (provided to all investors) Related to adviser: No

Auditor PRICEWATERHOUSECOOPERS CI LLP ST PETER PORT, Guernsey

Custodian BARCLAYS BANK PLC ST PETER PORT, Guernsey Related to adviser: No

Provider details

Annual audit: Yes
Prime brokers: No
Custodians: Yes
Administrator other than the adviser: Yes
External marketing: No

PRICEWATERHOUSECOOPERS CI LLP
PCAOB 1412

Fund details & source

Fund ID: 805-5211762533
Reported beneficial owners: 32
Minimum commitment: $10M
Form D file number: 021-424171

Form ADV 2074708 · Mar 31, 2026 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

BASALT INFRASTRUCTURE PARTNERS II C L.P.Private Equity Fund · Last reported Mar 31, 2026$592MGross asset value

Form D fundraising filings

Basalt Infrastructure Partners II C L.P.

Fund administrator AZTEC FINANCIAL SERVICES (GUERNSEY) LIMITED ST PETER PORT, Guernsey Investor statements: Yes (provided to all investors) Related to adviser: No

Auditor PRICEWATERHOUSECOOPERS CI LLP ST PETER PORT, Guernsey

Custodian BARCLAYS BANK PLC ST PETER PORT, Guernsey Related to adviser: No

Marketer CREDIT SUISSE SECURITIES (USA) LLC LONDON, United Kingdom Related to adviser: No

Provider details

Annual audit: Yes
Prime brokers: No
Custodians: Yes
Administrator other than the adviser: Yes
External marketing: Yes

PRICEWATERHOUSECOOPERS CI LLP
PCAOB 1412

CREDIT SUISSE SECURITIES (USA) LLC
CRD 816 · SEC 801-56264

Fund details & source

Fund ID: 805-9665796585
Reported beneficial owners: 41
Minimum commitment: $10M
Form D file number: 021-276293

Form ADV 2074708 · Mar 31, 2026 · Schedule D 7.B.(1)

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

Services & filing details

Most recent filing: Mar 31, 2026. View historical filings

Reported services

Pooled investment vehicle management

Compensation

Percentage of assets · Performance-based

Principal office

25 GOLDEN SQUARE, 4TH FLOOR
LONDON, W1F 9LU, United Kingdom

CRD 161881

Filing source

Form ADV 2074708 · Mar 31, 2026 · Items 1 & 5

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.