About Single Grain
Single Grain is a productized marketing service operating out of USA, in business since 2014. Eric Siu's productized marketing agency — paid, SEO, and content for scaling brands.
Like other entries in our Marketing index, Single Grain replaces the traditional agency model with a flat-fee engagement, transparent scope, and a productized intake — making the cost predictable and the onboarding fast.
What Single Grain offers
Single Grain packages marketing work into a defined offer with a published price tier. Productized marketing services package growth — paid acquisition, demand generation, outbound, CRO — into flat-fee subscriptions with monthly deliverables and transparent pricing.
Who Single Grain is for
Single Grain fits founders and CMOs who want fractional, productized expertise — without the overhead of hiring a full-time team or signing an open-ended agency contract.
Single Grain pricing
Single Grain prices its work on a custom basis. Pricing is published only on consultation, which is typical for engagement-led productized services targeting mid-market and enterprise customers.
Frequently asked questions
What does Single Grain do?
Eric Siu's productized marketing agency — paid, SEO, and content for scaling brands. As a productized marketing service, Single Grain sells a defined offer with a published price and a managed-service intake.
Where is Single Grain based?
Single Grain operates out of USA and has been in business since 2014.
How much does Single Grain cost?
Single Grain prices its engagements on a custom basis — the company publishes scope and inclusions only on consultation.
Is Single Grain a productized service?
Yes. Single Grain is listed in the Productized Startups directory because it sells its marketing offering as a packaged service — with defined scope, published price tiers, and a managed-service intake — instead of a traditional agency proposal.
Who is Single Grain a good fit for?
Single Grain fits founders and CMOs who want fractional, productized expertise — without the overhead of hiring a full-time team or signing an open-ended agency contract.
How is a productized marketing service different from a traditional agency?
Traditional agencies sell open-ended retainers with proposals, scope creep, and hourly billing. Productized services like Single Grain sell a defined package at a fixed price — usually monthly — with transparent scope, async-first delivery, and predictable turnaround.
More productized marketing services
Sibling listings from the Marketing index — marketing, outbound, and growth services from across the Productized Startups directory.
GrowthHit
CRO and experimentation as a service — 4 to 8 tests a month on a flat retainer.
Demand Curve
Productized growth audits, execution, and community — famous for the Growth Playbook.
BAMF
LinkedIn growth, productized. Done-for-you outbound and content for founders and execs.
Pearmill
Paid acquisition and creative for venture-backed brands — one flat monthly fee, full-funnel.
MKT1
Marketing services and education for early-stage B2B SaaS founders.
Kalungi
Fractional CMO as a service for B2B SaaS — productized go-to-market on a flat monthly fee.