Apollo.io
Large (~800)
Mercury
Large (~1,300)
Best For
Apollo.io
Best for: Product builders who want strong PMF and competitive comp at a sales-tech leader
Mercury
Best for: Engineers who want product ownership and fast growth building startup banking infrastructure
Ratings
Apollo.ioMercury
4.0
4.3
Overall
3.6
3.8
Work-Life Balance
4.0
3.9
Culture & Values
4.1
4.0
Comp & Benefits
3.6
3.8
Senior Mgmt
4.1
3.9
Career Opps
👍 77% Recommend
👤 81% CEO Approval (Matt Curl)
👍 79% Recommend
👤 85% CEO Approval (Immad Akhund)
Culture Values
Apollo.io only
🌐 Remote-Friendly
Mercury only
💎 Strong Comp & Equity🧩 Wears Many Hats
Shared
🚀 Ship Fast & Iterate⚙️ Engineering-Driven🎯 Direct Product Impact🌱 Learning & Growth
Pros & Cons
Apollo.io
- Strong product-market fit — best-in-class sales intelligence platform
- Competitive compensation with RSUs, performance bonuses, and paid health insurance
- Some reports of leadership involvement in granular decisions and frequent pivots
- Work-life balance challenges under high-growth pressure
Mercury
- Strong talent density with smart, motivated teammates and genuine autonomy and ownership
- Great Place to Work certified — product-first mindset with meaningful scope for every engineer
- Still figuring out how to scale processes — expect some ambiguity and shifting priorities
- Work-life balance rated 3.8/5 — periods of higher intensity during rapid growth phases
Bottom Line
Apollo.io
Choose Apollo.io if you want best-in-class sales intelligence with competitive comp — but leadership can be hands-on.
Mercury
Choose Mercury if you want product ownership, fast growth, and to build banking infrastructure for startups — but expect growing pains and occasionally intense workloads.
Open Roles
Apollo.io — 45 jobs
💼 Sales / GTM
16
💻 Engineering
9
📣 Marketing
4
👤 HR / People
3
📋 Product
3
📊 Data
1
🎨 Design
1
💰 Finance
1
⚖️ Legal
1
🎧 Support
1
Mercury — 70 jobs
💻 Engineering
15
💼 Sales / GTM
13
👤 HR / People
4
📋 Product
4
🎨 Design
3
⚖️ Legal
3
⚙️ Operations
3
📊 Data
2
💰 Finance
2
📣 Marketing
2
🧠 ML / AI
1
🎧 Support
1
Summary
Apollo.io scores 4.0/5.0 on Glassdoor with a 3.6 work-life balance rating. Mercury scores 4.3/5.0 overall with a 3.8 WLB. That’s a 0.3-point gap on overall satisfaction.
Both companies share these culture values: Ship Fast & Iterate, Engineering-Driven, Direct Product Impact, Learning & Growth. Apollo.io also emphasizes Remote-Friendly. Mercury also emphasizes Strong Comp & Equity, Wears Many Hats.
On the hiring front, Apollo.io has 45 open roles and Mercury has 70 open roles.