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AI infrastructure

Fieldguide

‍Fieldguide is a vertical AI platform for modern assurance and advisory firms that digitizes the end-to-end engagement workflow on a single platform. Built by former Big Four practitioners and experienced technology leaders, Fieldguide is trusted by top CPA firms to improve margins, win new business, and build stronger client relationships. We’re based in San Francisco, CA, but built as a remote-first company that enables you to do your best work from anywhere. We're backed by top investors incl

sources
1
Evidence entries preserved.
affiliations
1
Y Combinator
competitors
6
Mapped from High Signal graph features.
status
generated
D1 lookup
last updated
2026-07-15
16:41 UTC
source evidence
Why this company exists here

Y Combinator

yc-company-directory #1631

‍Fieldguide is a vertical AI platform for modern assurance and advisory firms that digitizes the end-to-end engagement workflow on a single platform. Built by former Big Four practitioners and experienced technology leaders, Fieldguide is trusted by top CPA firms to improve margins, win new business, and build stronger client relationships. We’re based in San Francisco, CA, but built as a remote-first company that enables you to do your best work from anywhere. We're backed by top investors incl

source
generated read
High Signal interpretation

Fieldguide is classified as AI infrastructure from source descriptions and fund-directory context. Similar companies below are ranked from offline product facets and meaningful description overlap; category and source affiliation can only strengthen an existing product match. For lookup-created rows, the profile starts as pending enrichment until deeper source collection runs.

offline extraction
Product facets
Fieldguide
mapping method
Similarity graph

Local clusters rerank extracted product concepts and description terms. The generated graph remains the fallback for sparse descriptions: offline reciprocal product-similarity graph: extracted concepts + description terms + bounded category/affiliation boosts. Minimum fallback score: 0; max competitors: 6.

discovery cluster

Companies similar to Fieldguide

AI infrastructure · 6 peers

A deterministic local cluster built from offline product facets and meaningful description terms. Category and selected-institution affiliation provide bounded tie-breaks. Open any peer to continue exploring its cluster.

Apptimize

match 57

Apptimize enables organizations to enhance their native iOS and Android apps to create amazing user experiences, improving acquisition, engagement, and retention. We do this with a platform that empowers product teams to efficiently run A/B tests, make instant updates, and personalize user experiences through staged and segmented rollouts. Apptimize, based in San Francisco, is backed by US Venture Partners, Google Ventures, Y Combinator, and others. Top apps including The Wall Street Journal, Ve

shared product terms: enable, engagement, do, san; shared affiliation: Y Combinator

Caribou

match 41

Going global is now the norm. But the moment you set up an entity in another country, you inherit a tax and legal mess that compounds with every hire and every invoice. For example, one jurisdiction has to be profitable, cash has to move between entities compliantly, and every cross-border decision has to be audit-ready, which today means a different law firm in each country, a tax advisor on top of that, and you coordinating the chaos. The real expertise is locked up inside the Big Four. The wo

shared product terms: but, firm, top, big; shared affiliation: Y Combinator

Weekend (fmr. Volley)

match 36

Weekend builds the best AI games and entertainment experiences for TVs. Popular Weekend games include Song Quiz, Jeopardy!, and Wheel of Fortune, and Wit's End. Weekend was founded by Max Child and James Wilsterman and is headquartered in San Francisco.

shared product terms: best, end, san, francisco; same category: AI infrastructure; shared affiliation: Y Combinator

FLOWER CO.

match 33

We sell weed on the internet. We're a vertically integrated legal cannabis company delivering next-day in Los Angeles, Long Beach, San Francisco, East Bay, Marin, Humboldt, Sacramento, and Vallejo. We're venture-backed and growing exponentially.

shared product terms: re, san, francisco, back; shared affiliation: Y Combinator

Phoenix Hydrogen

match 28

Phoenix Hydrogen is building the first commodity marketplace for hydrogen. This year, $9.5B in federal grants will fund the first hydrogen grids, but this ecosystem has no marketplace. We’re uniquely able to build one because we’re already working with big utilities on a fulfillment platform: a 1000'-tall underground warehouse for hydrogen.

shared product terms: but, re, big; same category: AI infrastructure; shared affiliation: Y Combinator

Melanin Kapital

match 27

A financial advisory firm that aims at connecting investors and social impact entrepreneurs.

shared product terms: advisory, firm, investor; same category: AI infrastructure