Single Grain is a full-service digital marketing agency led by CEO Eric Siu that runs paid media, SEO and AEO, content, creative and CRO for clients in SaaS, ecommerce, education and crypto. Its PPC work covers Google, Bing, Facebook, LinkedIn, Twitter and YouTube, and its site says fees are usually a percentage of ad spend.
- Headquarters
- Los Angeles, United States[1]
- Founded
- 2009[1]
- Team size
- 10-49[1]
- Focus
- Generalist[2]
- Pricing model
- % of ad spend[3]
What Single Grain does
Ad platforms
Services
- PPC[3]
- Paid social[4]
- Ad creative[4]
- Landing pages[3]
- CRO[2]
- SEO[2]
- Content marketing[5]
- ABM[6]
- Demand gen strategy[5]
Who it works with
- Enterprise: If you're an enterprise company, we can increase, maximize and grow your operations efficiently.[3]
Software categories with proof
Case studies
| Client | Result as published | Source |
|---|---|---|
| Learning A-Z edtech | “surpass their projected revenue by 65% and increase their ROAS from 3.69 to 4.79” | [6] |
| Bittrex crypto exchange | “193% increase in monthly signups while reducing cost per signup by 31% over 12 months” | [8] |
| Interchain web3 / blockchain | “7,400 registrations, 319 accepted submissions, and a 262% increase in weekly conversions” | [9] |
| SmartRent proptech | “136 new AI citations within 30 days ... 10 SQLs per month, worth approximately $126,000” | [7] |
Results are quoted as the agency published them. We have not audited them.
Notable clients
Nextiva[5], Drift[5], OptinMonster[5], Lever[10], Amazon Alexa[10], When I Work[5], Salesforce[3], Learning A-Z[6], SmartRent[7]
Platform partnerships
Client reviews
- ★ 4.8 on Clutch from 12 reviews. Read them on Clutch
Ratings checked on 2026-11-11. We link to reviews instead of copying them.
How Single Grain scores
| Criterion | Points | Why |
|---|---|---|
| SaaS specialization | 10 / 25 | Generalist with SaaS clients |
| Published SaaS proof | 16 / 20 | 4 published case studies we could verify |
| Track record & scale | 17 / 20 | 17 years in business, team of 10-49, 9 named clients |
| Client reviews | 8.1 / 15 | 4.8 from 12 reviews |
| Channel & funnel coverage | 9 / 10 | 6 ad platforms; 4 of 5 funnel services (CRO, landing pages, creative, attribution, ABM) |
| Pricing transparency | 4 / 10 | Pricing model published |
Same formula for every agency. Full methodology.
Alternatives and comparisons
See the best Single Grain alternatives, ranked by the same method.
- AdConversion vs Single Grain
- Hey Digital vs Single Grain
- Directive Consulting vs Single Grain
- Powered by Search vs Single Grain
- Kalungi vs Single Grain
- Single Grain vs TripleDart
- Bay Leaf Digital vs Single Grain
Sources
- https://clutch.co/profile/single-grain
- https://www.singlegrain.com/
- https://www.singlegrain.com/ppc-agency/
- https://www.singlegrain.com/paid-advertising-agency/
- https://www.singlegrain.com/saas-marketing-agency/
- https://www.singlegrain.com/case-studies/learning-a-z-paid-media/
- https://www.singlegrain.com/case-studies/how-smartrent-achieved-10-monthly-sqls-from-llms/
- https://www.singlegrain.com/case-studies/bittrex-paid-search/
- https://www.singlegrain.com/case-studies/interchain-hackathon-registrations/
- https://www.singlegrain.com/about-us/
All facts checked on 2026-11-11. Work here? Correct this listing or get your badge.