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Solid

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“Can a BaaS startup survive a dispute with its lead investor over the very metrics that justified its valuation?”

Founded2018
HQPalo Alto, California (previously San Mateo)
FoundersArjun Thyagarajan
Total raised~$81M
Latest roundSeries B, August 2022
Valuation$330M (August 2022)
IndustryInfrastructure / BaaS
The story

Founded 2018 as 'Wise' and rebranded Solid in 2021, the company positioned itself as the 'AWS of fintech' — a BaaS layer offering banking, payments, cards, and crypto via APIs for fintechs and vertical SaaS companies. It raised ~$81M and hit a $330M valuation on the back of a $63M FTV-led Series B in August 2022. Within a year lead investor FTV sued to claw back its $61M, alleging the founders had misrepresented revenue and churn; a counter-suit followed. The business did not recover and filed Chapter 11 in April 2025, winding down to three employees — one of the clearest casualties of the 2023–2025 BaaS reckoning alongside Synapse.

Last 12 months
2025-04
Product timeline
2018
Founded as 'Wise' by Arjun Thyagarajan to provide fintech-as-a-service APIs.· banking
2021
Rebranded from Wise to Solid.· pivot
2022
Raised $63M Series B led by FTV Capital at $330M valuation; claimed 10x revenue growth and 100 customers.· banking
2023
FTV Capital sues to reclaim $61M investment, alleging the founders misrepresented revenue, churn, and business metrics; Solid countersues.· pivot
2025
Files for Chapter 11 bankruptcy protection in Delaware; down to three employees.· pivot
The stack
0 layers disclosed in Solid’s embedded-finance stack
Accounting gap: none

Solid — frequently asked

Who founded Solid?

Solid was founded by Arjun Thyagarajan and is founded in 2018, headquartered in Palo Alto, California (previously San Mateo).

How much funding has Solid raised?

Solid has raised ~$81M in total (latest round: Series B, August 2022; valuation: $330M (August 2022)).

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