1 Seed Partners LLC

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1 Seed Partners LLC ✚
CRD #	329288
SEC #	801-129247
CIK #
AUM	703.5 M (2026-03-30)
Employees	13 (46% Investors, 0% Brokers)
Phone	312-847-0543
Address	155 N Wacker Drive Chicago, IL 60606
Source	[IAPD] [Website] [LinkedIn]

Total AUM ($M) Copy

Type	Form D Funds	Date	Sold	AUM
RE	1SP Seeding and Strategic Capital Fund III LP	[2025-03-26]	234.6 M	30.2 M
	Filed 2026-02-25 (D/A) · Exemption 506(b), 3(c), 3(c)(7) · Remaining Indefinite · Duration More than one year · Net Assets Decline to Disclose
RE	1SP ERS Preem III LP	2022-06-27		25.8 M
RE	1SP Emerging Manager U2 LP	[2020-03-30]		64.7 M
	Filed 2019-12-09 (D) · Exemption 506(b), 3(c), 3(c)(7) · Remaining Indefinite · Duration One year or less · Net Assets Decline to Disclose
RE	1SP ERS Preem II Sidecar LP	2019-03-30		36.9 M
RE	1SP Seeding and Strategic Capital Fund II LP	[2019-03-30]	10.6 M	93.0 M
	Filed 2019-05-29 (D) · Exemption 506(b), 3(c), 3(c)(7) · Remaining Indefinite · Duration More than one year · Revenue Decline to Disclose
RE	1SP Seeding and Strategic Capital Fund II-MW LP	[2019-03-30]	100.0 M	79.9 M
	Filed 2019-03-27 (D/A) · Exemption 506(b), 3(c), 3(c)(7) · Remaining Indefinite · Duration More than one year · Revenue Decline to Disclose
RE	OS Select LLC	2019-03-30		2.2 M
RE	1SP Emerging Manager U1A LP	[2018-03-29]	101.0 M	67.3 M
	Filed 2017-07-24 (D) · Exemption 506(b), 3(c), 3(c)(7) · Remaining Indefinite · Duration One year or less · Net Assets Decline to Disclose
RE	1SP Emerging Manager U1 LP	[2018-03-29]	101.0 M	47.2 M
	Filed 2017-06-13 (D) · Exemption 506(b), 3(c), 3(c)(7) · Remaining Indefinite · Duration One year or less · Net Assets Decline to Disclose
RE	1SP Real Estate Seeding Fund LP	[2017-03-31]	26.5 M	32.8 M
	Filed 2017-09-26 (D/A) · Exemption 506(b), 3(c), 3(c)(7) · Minimum $10,000 · Remaining Indefinite · Duration More than one year · Net Assets Decline to Disclose
View All

AUM Breakdown	Accounts	AUM ($M)
By Client Type
(a) Individuals (other than high net worth individuals)	0	0.0
(b) Individuals (high net worth individuals)	0	0.0
(c) Banking or thrift institutions	0	0.0
(d) Investment companies	0	0.0
(e) Business development companies	0	0.0
(f) Pooled investment vehicles	13	703.5
(g) Pension and profit sharing plans	0	0.0
(h) Charitable organizations	0	0.0
(i) State or municipal government entities	0	0.0
(j) Other investment advisers	0	0.0
(k) Insurance companies	0	0.0
(l) Sovereign wealth funds and foreign official institutions	0	0.0
(m) Corporations or other businesses not listed above	0	0.0
(n) Other	0	0.0
Total	13	703.5
By Discretionary
Discretionary	13	703.5
Non-Discretionary	0	0.0
Total	13	703.5
By Non-United States Persons
Non-United States Persons		0.0
United States Persons		703.5
Total	13	703.5

Form D Directors	Role	# Filings	# Firms
Marc Zahr	Director, Executive Officer	98	3
Mark Yusko	Executive Officer	29	3
James Hennessey	Director, Executive Officer	29	3
Oak Street Real Estate Capital LLC	Executive Officer	18	3
Larissa Herczeg	Director, Executive Officer	9	2
Joseph Barrett	Executive Officer	8	2
Oak Street Sasc LLC	Executive Officer	2	1
Mary Kerr	Executive Officer	1	1
Oak Street Emerging Manager U2 GP LLC	Executive Officer	1	1

Firm Profile (Form ADV)
Discretionary AUM	$0.6B
Serves	Institutional
Fund Types	Real Estate

Comparable Firms	State	AUM
US Agriculture LLC ✚	IN	759.1 M
Derby Lane Partners LP ✚	NY	746.3 M
Valstone Partners VI LLC ✚	MI	735.9 M
Hampshire Investment Management Company LLC ✚	NJ	725.7 M
EFM Investments & Advisory LLC ✚	OR	680.0 M
DLJ Real Estate Capital Partners LLC ✚	NY	673.0 M
Cayetano Development LLC ✚	TX	666.6 M
RRA Investment Management LLC ✚	AZ	663.3 M
LEM Capital LP ✚	PA	661.4 M
Pender Capital Management LLC ✚	TX	661.4 M

1 Seed Partners LLC

Assets, Funds, Holdings