Basis vs Fieldguide: who uses which
Customers, public proof and the companies that use both.
On usedby, 18 companies use Basis and 10 use Fieldguide. 2 companies use both, including Citrin Cooperman and CohnReznick.Latest check Oct 7, 2026: 28 of 28 public lines checked. Counts include every proof level, job-post signals included. Companies named on both have a confirmed or observed line on each side.
Who uses Basis, Fieldguide, or both
Every company with a public proof for at least one of the two tools.
16
use only Basis
2
companies use both
8
use only Fieldguide
16 companies use only Basis, 8 use only Fieldguide and 2 use both, out of the 26 companies on usedby that use at least one of them.
Who uses both
Companies with a confirmed or observed line on both tools.
| Company |
|---|
 Citrin Cooperman |
 CohnReznick |
Side by side
Facts from our data and from each vendor's public pages. Each line says where it comes from.
Basis
FieldguideWhat customers report
Results as the vendor or the customer published them, with the source and the date.
Basis
How Boyum Barenscheer uses Basis
Boyum Barenscheer
Vendor case study, getbasis.ai, captured Oct 7, 2026
Fieldguide
Holbrook & Manter’s teams are already saving 35-50% in hours per engagement.
Holbrook & Manter
Vendor case study, fieldguide.com, captured Oct 7, 2026
helping reduce the amount of on-site travel by 75%
BerryDunn
Vendor case study, fieldguide.com, captured Oct 7, 2026
Questions about Basis and Fieldguide
Which is used more, Basis or Fieldguide?
Basis has more customers on usedby: 18 against 10 for Fieldguide.
Do companies use both Basis and Fieldguide?
Yes. 2 companies use both on usedby, including Citrin Cooperman and CohnReznick.
Who uses Basis?
18 companies on usedby, each with the public page that shows it. See who uses Basis.
Who uses Fieldguide?
10 companies on usedby, each with the public page that shows it. See who uses Fieldguide.
How does usedby count customers?
A company counts when a public page shows it: a vendor's customer page, a case study, a press release or a job post, most saved with a dated capture. Every line is a customer, at one of three proof levels: confirmed, observed or signal (a job post, the weakest). A company is named as using both tools when its lines on both are confirmed or observed.