# Platform Accounting Group raises $355M growth round led by Treville Capital Group

> Platform Accounting Group, based in United States, has raised $355M in a growth round led by Treville Capital Group, announced on 20 October 2026.

Source: https://millionrounds.com/news/rounds/platform-accounting-group-growth-round-2026-10 (Millionrounds; every figure on the page links to its filing or article)

Raised **$355M** 5 sources reported it

Stage **Growth** first round on record

Investors **7** 1 named as lead

Where **US** United States

Financial Services Professional Services

## How big is it?

Against every equity round we recorded in the twelve months to 20 October 2026. Ranks count companies, so the same raise reported twice is counted once.

**#154** equity round of the last twelve months

**#58** growth round of 263 in that time

**#108** round in United States, of 1,235

This round **$355M**

Median growth round **$115M**

3.1 times the median growth round of the last twelve months.

## Who invested

- [**Treville Capital Group** 2 rounds in the last twelve months *Led*](https://millionrounds.com/fund/treville-capital-group)

Also in the round

- [Aquiline](https://millionrounds.com/fund/aquiline)
- [The Cynosure Group](https://millionrounds.com/fund/the-cynosure-group)
- [Siguler Guff](https://millionrounds.com/fund/siguler-guff)
- [Vista Credit Partners](https://millionrounds.com/fund/vista-credit-partners)
- [Vista Cr](https://millionrounds.com/fund/vista-cr)
- [Brightwood Capital Advisors](https://millionrounds.com/fund/brightwood-capital-advisors)

## Funding history

- October 2026 Growth **$355M**

This is the first round we hold for the company.

## Reported by

- PR Newswire 20 October
- pulse2.com 21 October
- cpapracticeadvisor.com 21 October
- utahmoneywatch.com 30 October
- Pulse 2.0 2 November

The round's figures come from these reports; each link opens the original.

## Other big rounds that week

[**Kalshi** $1.0B Series G](https://millionrounds.com/news/rounds/kalshi-series-g-2026-10)[P **Pathos AI** $237M Series E](https://millionrounds.com/news/rounds/pathos-ai-series-e-2026-10)[W **Warhound** $200M Seed](https://millionrounds.com/news/rounds/warhound-seed-round-2026-10)[W **Warp Sciences** $215M Series A](https://millionrounds.com/news/rounds/warp-sciences-series-a-2026-10)[**Xona** $250M Series D](https://millionrounds.com/news/rounds/xona-series-d-2026-10)[**Tractian** $130M Series D](https://millionrounds.com/news/rounds/tractian-series-d-2026-10)

[The company **Platform Accounting Group on Millionrounds** *→*](https://millionrounds.com/company/platform-accounting-group)[Weekly roundup **Week of 19 October** *→*](https://millionrounds.com/news/weekly/2026-10-19)[Monthly roundup **October 2026** *→*](https://millionrounds.com/news/monthly/2026-10)

**How this article is made**

We write one for every equity round of $100M or more that at least two sources reported. It is put together from our record of rounds, not rewritten from the reports: the ranks and medians count every equity round we read in the twelve months to the round's date. [How we read rounds](https://millionrounds.com/methodology) · [Report a mistake](https://millionrounds.com/corrections)