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Best of staffing

Best Ontario Manufacturing Staffing Agencies

The best Ontario, CA industrial staffing agencies specializing in manufacturing staffing secured the Best of Staffing award by obtaining at least a 50% Net Promoter® score indicating that they provide exceptionally high levels of service to their Ontario, CA manufacturing clients and job seekers.

Results for Ontario, CA Staffing Agencies Specializing in Manufacturing

Results sorted by best match.

Kimco Staffing Services

of Ontario, CA

Map Pin for this location
3990 Concours St #125 Ontario, CA 91764

CLIENT RATINGS

Client Ratings

(5.0 from 12 ratings)

5 stars
12 people rated them 5 stars
100%
4 stars
0 people rated them 4 stars
0%
3 stars
0 people rated them 3 stars
0%
2 stars
0 people rated them 2 stars
0%
1 star
0 people rated them 1 stars
0%

TALENT RATINGS

Talent Ratings

(4.4 from 44 ratings)

5 stars
33 people rated them 5 stars
75%
4 stars
6 people rated them 4 stars
14%
3 stars
0 people rated them 3 stars
0%
2 stars
0 people rated them 2 stars
0%
1 star
5 people rated them 1 stars
11%

Company Rating and Awards

7 locations

client ratings

Star

(4.8

-

131 overall)

talent ratings

Star

(4.2

-

813 overall)

2026 Best of Staffing Client
2026 Best of Staffing Client 15 Year Diamond
2026 Best of Staffing Talent
2026 Best of Staffing Talent 5 Year Gold

Express Employment Professionals

of Chino, CA

Map Pin for this location
12345 Mountain Avenue, Suite Z Chino, CA 91710

CLIENT RATINGS

Client Ratings

(4.8 from 4 ratings)

5 stars
3 people rated them 5 stars
75%
4 stars
1 people rated them 4 stars
25%
3 stars
0 people rated them 3 stars
0%
2 stars
0 people rated them 2 stars
0%
1 star
0 people rated them 1 stars
0%

TALENT RATINGS

Talent Ratings

(4.1 from 17 ratings)

5 stars
11 people rated them 5 stars
65%
4 stars
2 people rated them 4 stars
12%
3 stars
1 people rated them 3 stars
6%
2 stars
0 people rated them 2 stars
0%
1 star
3 people rated them 1 stars
18%

Company Rating and Awards

790 locations

client ratings

Star

(4.6

-

7,245 overall)

talent ratings

Star

(4.4

-

43,718 overall)

2026 Best of Staffing Client
2026 Best of Staffing Client 5 Year Gold
2026 Best of Staffing Talent

AtWork Personnel

of Chino, CA

Map Pin for this location
14726 Ramona Ave Suite 429 Chino, CA 91710

CLIENT RATINGS

Client Ratings

(4.0 from 3 ratings)

5 stars
2 people rated them 5 stars
67%
4 stars
0 people rated them 4 stars
0%
3 stars
0 people rated them 3 stars
0%
2 stars
1 people rated them 2 stars
33%
1 star
0 people rated them 1 stars
0%

TALENT RATINGS

Talent Ratings

(5.0 from 4 ratings)

5 stars
4 people rated them 5 stars
100%
4 stars
0 people rated them 4 stars
0%
3 stars
0 people rated them 3 stars
0%
2 stars
0 people rated them 2 stars
0%
1 star
0 people rated them 1 stars
0%

Company Rating and Awards

87 locations

client ratings

Star

(4.8

-

436 overall)

talent ratings

Star

(4.4

-

1,190 overall)

2026 Best of Staffing Client
2026 Best of Staffing Client 5 Year Gold
2026 Best of Staffing Talent
2026 Best of Staffing Talent 5 Year Gold

Partners Personnel

of Ontario, CA

Map Pin for this location
302 S Milliken Ave, Suite G-1 Ontario, CA 91761

Company Rating and Awards

103 locations

client ratings

Star

(4.7

-

493 overall)

talent ratings

Star

(4.2

-

4,568 overall)

2026 Best of Staffing Client
2026 Best of Staffing Talent

Partners Personnel

of Chino, CA

Map Pin for this location
5202 East Philadelphia St, Suite S Chino, CA 91710

Company Rating and Awards

103 locations

client ratings

Star

(4.7

-

493 overall)

talent ratings

Star

(4.2

-

4,568 overall)

2026 Best of Staffing Client
2026 Best of Staffing Talent

Partners Personnel

of Ontario, CA

Map Pin for this location
1640 S Grove Ave, Suite E Ontario, CA 91761

Company Rating and Awards

103 locations

client ratings

Star

(4.7

-

493 overall)

talent ratings

Star

(4.2

-

4,568 overall)

2026 Best of Staffing Client
2026 Best of Staffing Talent

Cornerstone Staffing Solutions, Inc

of Ontario, CA

Map Pin for this location
4345 East Lowell Street; Suite F Ontario, CA 91761

Company Rating and Awards

13 locations

client ratings

Star

(4.7

-

156 overall)

talent ratings

Star

(4.3

-

1,214 overall)

employee ratings

Star

(4.6

-

54 overall)

2026 Best of Staffing Client
2026 Best of Staffing Client 10 Year Platinum
2026 Best of Staffing Talent
2026 Best of Staffing Employee

ResourceMFG

of Chino, CA

Map Pin for this location
12165 Central Avenue Chino, CA 91710

Company Rating

185 locations

client ratings

Star

(4.5

-

72 overall)

talent ratings

Star

(4.2

-

795 overall)

G. A. Rogers & Associates

of Ontario, CA

Map Pin for this location
3281 East Guasti Road Suite 470 Ontario, CA 91761

Company Awards

  • 2026 Best of Staffing Client
  • 2026 Best of Staffing Client 5 Year Gold
  • 2026 Best of Staffing Talent
  • 2026 Best of Staffing Talent 5 Year Gold

PrideStaff

of Ontario, CA

Map Pin for this location
3281 East Guasti Road Suite 470 Ontario, CA 91761

Company Awards

  • 2026 Best of Staffing Client
  • 2026 Best of Staffing Client 15 Year Diamond
  • 2026 Best of Staffing Talent
  • 2026 Best of Staffing Talent 15 Year Diamond
  • 2026 Best of Staffing Employee
  • 2026 Best of Staffing Employee 5 Year Gold

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ClearlyRated Search Results Deliver "Best Match"

Custom filters and sorts are applied to all search result listings to best match what you are searching for.

1. Results are filtered by companies that have indicated they serve the industry AND postal code or state that is provided in the search or companies that match any part of the company name AND industry provided in the search.

2. Companies are sorted into 4 groups with companies from Group A displaying first, Group B displaying second, Group C displaying third, and Group D displaying last.

Group A:
Any location from a company that has a current* star rating and their location's star rating is turned on to display on their profile page.
Group B:
Any location from a company that has a current* star rating and their brand's overall star rating is turned on to display on their profile page.
Group C:
Any location from a company that has no current* star rating or has opted to turn off their star rating on their profile page and has sent a satisfaction survey in the last 12 months.
Group D:
Any location from a company that has no current* star rating or has opted to turn off their star rating on their profile page and has not sent a satisfaction survey in the last 12. months.

3. Within each group listed above (A, B, C, and D) the results are sorted on the following criteria in the order listed below.

  1. Companies that have earned their industry's "Best of" award in the most recent year
  2. Companies with the highest number of available ratings (this is determined by the audience with the largest number of ratings, i.e. clients or employees)
  3. Companies with the highest available star rating (this is determined by the audience with the highest star rating, i.e. client or employee)
*Current is defined as the prior 24 months to date
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