Company lists · Data refreshed September 2026

Top 25 Farm audit services based in the United States

RevenueBase identified 74 farm audit services headquartered in the United States as of September 2026 and tracks 856 professional contacts across them, including 284 with verified work emails. Fresno is the largest hub.

This list covers farm audit services headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review
74Companies
856Contacts tracked
284Verified emails
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The 25 largest farm audit services based in the United States

Ranked by team size
Top 25 of 74 farm audit services based in the United States, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to farm audit services: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceMadison, WI, United StatesHQ checked Sep 28, 2026201-500152 contacts →

Indirect evidence

“AgSource is a broad-based agricultural service cooperative specializing in laboratory testing and the generation of value-added management information.”

Source: RevenueBase Database · checked Sep 28, 2026
2Partial evidenceIthaca, NY, United StatesHQ checked Sep 28, 202611-50111 contacts →

Partial evidence

“ACS helps farms to grow better crops and to maintain a strong environmental compliance position.”

Source: RevenueBase Database · checked Sep 28, 2026
3Indirect evidenceSanta Maria, CA, United StatesHQ checked Sep 28, 202651-20056 contacts →

Indirect evidence

“Overview: Headquartered in Santa Maria, CA, Primus Auditing Ops provides the fresh produce industry with specialized services related to the safe production and handling of…”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceDodge City, KS, United StatesHQ checked Sep 28, 202651-20052 contacts →

Indirect evidence

“We are an innovation-driven leader in crop consulting and agricultural production management and solutions with a clear focus on our customers' production goals and budgets.”

Source: RevenueBase Database · checked Sep 28, 2026
5Indirect evidenceHanford, CA, United StatesHQ checked Sep 28, 202611-5043 contacts →

Indirect evidence

“Providing the highest value of professional services to the agriculture industry with uncompromising integrity.”

Source: RevenueBase Database · checked Sep 28, 2026
6Indirect evidenceKearney, NE, United StatesHQ checked Sep 28, 202611-5033 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceSan Luis Obispo, CA, United StatesHQ checked Sep 28, 202651-20032 contacts →

Indirect evidence

“Ag Metrics Group has been a leading American agricultural consulting and contract research organization (Ag CRO) for over 45 years.”

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceNorthwood, ND, United StatesHQ checked Sep 28, 202651-20030 contacts →

Indirect evidence

“Agricultural testing services for soil, plant tissue, water, fertilizer, feed, seed, and manure.”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceHutchinson, MN, United StatesHQ checked Sep 28, 202611-5027 contacts →

Indirect evidence

“SoilView, LLC - premier provider of soil sampling and other site-specific soil related services.”

Source: RevenueBase Database · checked Sep 28, 2026
10Indirect evidenceJupiter, FL, United StatesHQ checked Sep 28, 202611-5027 contacts →

Indirect evidence

“Glades Crop Care, Inc.(GCC) is an independent research and agricultural consulting firm with headquarters in Jupiter, Florida.”

Source: RevenueBase Database · checked Sep 28, 2026
11Indirect evidenceFort Wayne, IN, United StatesHQ checked Sep 28, 202611-5022 contacts →

Indirect evidence

“A&L Great Lakes has been providing agricultural testing services for over 40 years.”

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceDavenport, WA, United StatesHQ checked Sep 28, 202651-20019 contacts →

Partial evidence

“Accounting enables farms to plan for the future by learning from the past.”

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidencePigeon, MI, United StatesHQ checked Sep 28, 202611-5017 contacts →

Indirect evidence

“Nietzke & Faupel, PC specializes in accounting and information services for agriculture operations.”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceMilford Center, OH, United StatesHQ checked Sep 28, 202611-5017 contacts →

Indirect evidence

“We are an independent crop consulting company based out of west central Ohio.”

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidenceMinot, ND, United StatesHQ checked Sep 28, 202651-20014 contacts →

Indirect evidence

“DAKOTA AGRONOMY PARTNERS is a company based out of 1800 13th St SE, Minot, North Dakota, United States.”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceMadera, CA, United StatesHQ checked Sep 28, 202611-5010 contacts →

Indirect evidence

“We Provide Crop Nutrition, Equipment and Leadership for Growers and Soil to Thrive.”

Source: RevenueBase Database · checked Sep 28, 2026
17Indirect evidenceChino, CA, United StatesHQ checked Sep 28, 202611-507 contacts →

Indirect evidence

“DeRenzis & Associates, LLP has over 35 years of experience specializing in Agriculture accounting, both dairy and farming.”

Source: RevenueBase Database · checked Sep 28, 2026
18Indirect evidenceFresno, CA, United StatesHQ checked Sep 28, 202611-507 contacts →

Indirect evidence

“We are a Fresno-based agricultural consulting company, founded in 1984 to provide technical services to California growers.”

Source: RevenueBase Database · checked Sep 28, 2026
19Indirect evidenceWoodson, IL, United StatesHQ checked Sep 28, 202611-507 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 28, 2026
20Indirect evidenceFresno, CA, United StatesHQ checked Sep 28, 202611-507 contacts →

Indirect evidence

“Since 1976, JMLord, Inc.”

Source: RevenueBase Database · checked Sep 28, 2026
21Indirect evidenceAppleton, WI, United StatesHQ checked Sep 28, 202611-507 contacts →

Indirect evidence

“Tilth Agronomy Group is an independent crop consulting and contracts research organization.”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceMilford, DE, United StatesHQ checked Sep 28, 20261-106 contacts →

Indirect evidence

“AgroLab Inc is a crop production analytical Laboratory serving agriculture and soil fertility professionals.”

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidenceStockton, CA, United StatesHQ checked Sep 28, 20261-105 contacts →

Indirect evidence

“HELPING GROWERS MAXIMIZE PROFITS Realize long-term yield increases and improved profit per acre with Precissi Ag Services.”

Source: RevenueBase Database · checked Sep 28, 2026
24Indirect evidenceWashington Court House, OH, United StatesHQ checked Sep 28, 202611-505 contacts →

Indirect evidence

“Spectrum Analytic Inc is an agronomic services laboratory located at 1087 Jamison Rd NW, Washington Court House, Ohio, United States.”

Source: RevenueBase Database · checked Sep 28, 2026
25Partial evidenceChampaign, IL, United StatesHQ checked Sep 28, 20261-103 contacts →

Partial evidence

“We are the independent agronomic advisory experts, serving the farm management, private equity and consummate farmer space.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 74 farm audit services based in the United States

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Farm audit services based in the United States at a glance

As of Sep 28, 2026
33.2%Verified-email coverage
11.6Average contacts per company
1-10Median size (employees)
2.7%Largest-city concentration · Fresno
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
38
11-50
27
51-200
7
201-500
2

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 74 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among farm audit services, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United States whose own description of what they do matches “farm audit services”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names farm audit services), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among farm audit services, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 284 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 28, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names farm audit services, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many farm audit services are there based in the United States?

RevenueBase identified 74 farm audit services headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Agsource, headquartered in Madison, tops this list with the largest team on record.

Which city has the most farm audit services?

Fresno leads with 2 headquartered companies, followed by Madera (2) and Moses Lake (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 284 verified decision-maker contacts tracked across these 74 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.