---
title: "Investment Bank | Altss Glossary"
description: "An investment bank is a financial institution that advises on capital raising, M&A, and structured financing, often acting as an intermediary between…"
canonical: "https://altss.com/glossary/investment-bank"
---

Advisory & Intermediaries

# Investment Bank

Publisher: Altss LLCPublished 2026-01-06Content modified 2026-01-06

An investment bank is a financial institution that advises on capital raising, M&A, and structured financing, often acting as an intermediary between issuers and investors.

**Allocator relevance:** **Investment banks influence deal flow and pricing—allocators must understand intermediated processes and incentives.**

### Expanded Definition

Investment banks can lead capital raises, run sell-side processes, structure financings, and provide strategic advisory. In private markets, banks often shape process dynamics: timelines, information access, bidding pressure, and valuation framing.

For allocators, bank-intermediated processes can mean higher competition and faster timelines, making diligence discipline and governance even more important.

### Decision Authority & Governance

Decision authority: banks advise, but the issuer/sponsor controls final decisions. Governance issues include conflicts (multiple mandates), information consistency, and fair disclosure across investors. Allocators should track whether processes are controlled, rushed, or selectively disclosed.

### Common Misconceptions

- Bank-led means “clean process.”

- The bank’s narrative is objective.

- Banks reduce diligence needs because materials are polished.

### Key Takeaways

- Banks optimize processes; incentives matter.

- Underwriting discipline matters most in competitive rounds.

- Treat marketing materials as inputs, not facts.

## Related terms

[Term Sheet](https://altss.com/glossary/term-sheet)[Underwriting](https://altss.com/glossary/underwriting)[Data Room](https://altss.com/glossary/data-room)

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