St. Louis has built a distinctive niche as a national center for agtech and bioscience, anchored by Bayer's North American crop science headquarters and a deep ecosystem of agriculture-focused investors including Lewis & Clark AgriFood and Cultivation Capital. The region's M&A activity splits between mature, cash-flow-positive agribusiness and industrial manufacturing acquisitions favored by private equity, and an earlier-stage venture pipeline of agtech and plant science startups commercializing out of Washington University and the Donald Danforth Plant Science Center. St. Louis's broader middle market benefits from a diversified base of financial services, healthcare, and industrial distribution companies, supported by an active community of regional investment banks and family-backed PE firms like Thompson Street Capital Partners.
St. Louis: Local PE, IB & M&A Law Firms
Latest Private Equity Activity
| Inv. Date | Portfolio Company | Private Equity Owner |
|---|---|---|
| 2026-04 |
Healthcare Linen Services Group
St. Charles, Illinois
United States |
Sterling Group
St. Charles, Illinois
United States |
| 2026-03 |
Habco Partnership
St. Louis, Missouri
United States |
Blackford Capital
St. Louis, Missouri
United States |
| 2026-03 |
Karpel Solutions
St. Louis, Missouri
United States |
Thompson Street Capital Partners
St. Louis, Missouri
United States |
| 2025-10 |
Codis
Chesterfield, Missouri
United States |
1315 Capital
Chesterfield, Missouri
United States |
| 2025-09 |
ElmTree Funds
St. Louis, Missouri
United States |
BlackRock Private Equity
St. Louis, Missouri
United States |
| 2025-08 |
O6 Environmental
St. Louis, Missouri
United States |
Quad-C Management
St. Louis, Missouri
United States |
| 2025-08 |
KnowledgeLake
St. Louis, Missouri
United States |
Edison Partners
St. Louis, Missouri
United States |
| 2025-05 |
Liberty Restoration Group
St. Louis, Missouri
United States |
SharpVue Capital
St. Louis, Missouri
United States |
| 2025-05 |
Liberty Restoration Group
St. Louis, Missouri
United States |
Petra Capital Partners
St. Louis, Missouri
United States |
| 2025-03 |
Longview Infrastructure
Chesterfield, Missouri
United States |
Stonepeak
Chesterfield, Missouri
United States |
| 2025-12 |
1st Choice Delivery
St. Louis, Missouri
United States |
Lanter Delivery Systems
St. Louis, Missouri
United States |
| 2025-10 |
Precision Practice Management
St. Louis, Missouri
United States |
Vee Healthtek
St. Louis, Missouri
United States |
| 2025-09 |
StudyMetrix Research
St. Peters, Missouri
United States |
Rovia
St. Peters, Missouri
United States |
| 2025-08 |
Forward Group
St. Peters, Missouri
United States |
AGDATA
St. Peters, Missouri
United States |
| 2025-08 |
Summit Wealth Strategies
Chesterfield, Missouri
United States |
Arax Investment Partners
Chesterfield, Missouri
United States |
| 2025-08 |
Summit Wealth Strategies
Chesterfield, Missouri
United States |
Arax Investment Partners
Chesterfield, Missouri
United States |
| 2025-07 |
Cerro Brass
St. Louis, Missouri
United States |
Midland Industries
St. Louis, Missouri
United States |
| 2025-07 |
Cerro Brass
St. Louis, Missouri
United States |
Midland Industries
St. Louis, Missouri
United States |
| 2025-06 |
Global Surgical
St. Louis, Missouri
United States |
Trusted Dental Technologies
St. Louis, Missouri
United States |
| 2025-06 |
Apogee Insurance Solutions
St. Peters, Missouri
United States |
WalkerHughes
St. Peters, Missouri
United States |
| 2026-02 |
Healthcare Linen Services Group
St. Charles, Illinois
United States |
York Private Equity
St. Charles, Illinois
United States |
| 2025-12 |
1st Choice Delivery
St. Louis, Missouri
United States |
Northern Pacific Group
St. Louis, Missouri
United States |
| 2025-12 |
TierPoint
St. Louis, Missouri
United States |
Thompson Street Capital Partners
St. Louis, Missouri
United States |
| 2025-10 |
Anchor Packaging
St. Louis, Missouri
United States |
TJC
St. Louis, Missouri
United States |
| 2025-09 |
ISTO Biologics
St. Louis, Missouri
United States |
Thompson Street Capital Partners
St. Louis, Missouri
United States |
| 2025-08 |
O6 Environmental
St. Louis, Missouri
United States |
Warren Equity Partners
St. Louis, Missouri
United States |
| 2025-08 |
Electrical Components International
St. Louis, Missouri
United States |
Cerberus Capital Management
St. Louis, Missouri
United States |
| 2025-08 |
Alsana
St. Louis, Missouri
United States |
Riverside Company, The
St. Louis, Missouri
United States |
| 2025-05 |
EPIC Systems
St. Louis, Missouri
United States |
Compass Group Equity Partners
St. Louis, Missouri
United States |
| 2024-11 |
ArchKey Solutions
St. Louis, Missouri
United States |
One Rock Capital Partners
St. Louis, Missouri
United States |
