Size matters

(for custom audiences)

Achieve LinkedIn-level precision across the largest B2C ad platforms. Primer helps you reach the right customers without sacrificing audience size or campaign performance.

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GDPR and CCPA Compliant

SOC 2 Type 2 Certified

Trusted by world-class marketing teams at

Our database grew by 80%.
Our match rate improved by 50-200%

ICP

Q3 2024 Size

Q4 2024 Size

Matched Size Improvement (Google)

US Marketers

Q3 2024 Size

936K

Q4 2024 Size

1.3M

Matched Size Improvement (Google)

+69%

US Software Engineers

Q3 2024 Size

1.3M

Q4 2024 Size

2.1M

Matched Size Improvement (Google)

+320%

US Finance & Accounting

Q3 2024 Size

1.4M

Q4 2024 Size

2.1M

Matched Size Improvement (Google)

+215%

US HR, People & Talent

Q3 2024 Size

1.3M

Q4 2024 Size

1.7M

Matched Size Improvement (Google)

+233%

US IT

Q3 2024 Size

460K

Q4 2024 Size

751K

Matched Size Improvement (Google)

+138%

US CEOs & Founders

Q3 2024 Size

1.6M

Q4 2024 Size

2.2M

Matched Size Improvement (Google)

+141%

US Design

Q3 2024 Size

757K

Q4 2024 Size

1.2M

Matched Size Improvement (Google)

+110%

US Legal

Q3 2024 Size

741K

Q4 2024 Size

1.1M

Matched Size Improvement (Google)

+120%

US Sales

Q3 2024 Size

717K

Q4 2024 Size

973K

Matched Size Improvement (Google)

+100%

Building audiences outside the ad platform
isn’t sketchy—it’s just smart

Our new features bring transparency to audience building like no other platform can.

Interactive audience summary

View a break down of your audience. Include or exclude straight from summary statistics.

People preview

Getting junk leads from black box audiences? Not anymore. Interrogate your audience composition like you do in sales prospecting tools.

See match rates

Know in advance how big your audience will be in each ad channel. Verify your actual match rates too!

SOC 2 Type 2

We breeze through security requirements with our SOC 2 Type 2 certification. Connect your CRM and import your first party data with confidence.

Target Your Best Fit Customers
Across All Major Paid Social Platforms

Primer users are excited!

“I’m building an audience for the first time with the new UI and wanted to say I’m loving how you can see the summary and then really add things to exclusions from it 🔥.”

“This is awesome! Building a new audience today! Such a major update, congrats team!!!”

"Finding quality leads aligned with our ICP has always been a challenge — Primer’s recent improvements have unlocked significant performance efficiency improvements, as well as scale."

Size matters

(for custom audiences)

Our database grew by 80%.
Our match rate improved by 50-200%

Building audiences outside the ad platform
isn’t sketchy—it’s just smart

Target Your Best Fit Customers
Across All Major Paid Social Platforms

Take it for a test drive today

Reach your B2B buyers
across every channel

Size matters

(for custom audiences)

Our database grew by 80%. Our match rate improved by 50-200%

Building audiences outside the ad platform isn’t sketchy—it’s just smart

Target Your Best Fit Customers Across All Major Paid Social Platforms

Take it for a test drive today

Reach your B2B buyersacross every channel

Our database grew by 80%.
Our match rate improved by 50-200%

Building audiences outside the ad platform
isn’t sketchy—it’s just smart

Target Your Best Fit Customers
Across All Major Paid Social Platforms

Reach your B2B buyers
across every channel