Knock Knock

Stationery & Paper Goodsknockknockstuff.com

Knock Knock is a US-based designer and direct-to-consumer retailer of witty paper goods, stationery, and gift products, operating as an imprint under Hachette Book Group and serving general consumers, gift buyers, professionals, wellness enthusiasts, and children across 349+ SKUs.

Company typePrivate
Founded2002
HeadquartersLos Angeles, United States
Headcount11–50
GTM typeB2C
OfferingHardware or Manufacturing

What Knock Knock does

Knock Knock is a US-based designer and retailer of branded paper goods, stationery, and gift products, operating as an imprint under Hachette Book Group. Founded in 2002 and headquartered in Los Angeles, the company sells a catalog of more than 349 SKUs organized around core product lines — Classic Pads (notepads), Simple Stickies (adhesive notes), Nifty Notes (specialty pads), Card Decks (playing cards and oracle/tarot decks), Books & Book Related items, and Journals & Planners — plus sub-brands such as Affirmators!®, All Out Of®, Fill in the Love®, Inner-Truth®, Spiritual AF, Chakras, and Knock Knock Kids. Products are differentiated by an irreverent, humor-forward brand voice that combines functional organizational tools with personality-driven messaging. The business has no underlying technology platform; revenue is generated entirely through one-time physical product transactions.

The company operates a direct-to-consumer e-commerce model through its Shopify-powered website knockknockstuff.com, complemented by a secondary Amazon Marketplace channel and distribution through Hachette Book Group's book retail network. Pricing is unit-based, ranging from $5 to $26 with most items under $20, supplemented by a 25% volume discount for multi-unit purchases and free US shipping on orders over $40. Customer acquisition relies on email marketing (20% first-order signup incentive), Instagram (@knockknock with #knockknockstuff), SEO/organic discovery, and word-of-mouth from product-led design. Shipping is available within the US (including AK, HI, territories, and military addresses) and Canada, with fulfillment handled from a warehouse at 322 South Enterprise Blvd., Lebanon, IN.

Knock Knock serves five documented consumer personas: general adult consumers seeking humorous organizational tools, gift buyers for occasions such as Father's Day and Valentine's Day, remote workers and office professionals seeking personality-driven desk accessories, self-help and wellness enthusiasts drawn to the brand's irreverent mindfulness products, and children through the Knock Knock Kids line. The brand holds four registered trademarks (Affirmators!®, All Out Of®, Fill in the Love®, Inner-Truth®) and was founded by Jen Bilik. As an imprint of Hachette Book Group, Knock Knock benefits from shared back-office operations including customer service, returns processing, and distribution infrastructure. Revenue is not publicly disclosed.

Knock Knock firmographics

Firmographics

Name: Knock Knock
Legal name: Knock Knock
Website: https://knockknockstuff.com
Company type: Private
Founded year: 2002
Operating status: Operating
Headcount range: 11–50 employees
Short description: Knock Knock is a US-based designer and direct-to-consumer retailer of witty paper goods, stationery, and gift products, operating as an imprint under Hachette Book Group and serving general consumers, gift buyers, professionals, wellness enthusiasts, and children across 349+ SKUs.
Ownership category
akta.pro rank

Knock Knock industry classification

Industry

Product category: Stationery & Paper Goods
NAICS: Office Supplies and Stationery Retailers (45941), Book Publishers (513130), Book Retailers and News Dealers (4592)
SIC: Books: Publishing Or Publishing & Printing (2731), Blankbooks, Looseleaf Binders & Bookbindg & Relatd Work (2780)
akta.pro industry: PRIMARYIMAMAHAG
Stationery & Office Paper Products (notebooks, pads, forms)
Industrials, Manufacturing & Construction/Paper & Forest Products/Converted Paper Products (Corrugated, Bags, Labels, Stationery)
SECONDARYMPAJAFAG
Children’s Activity & Workbook Publishing
Media, Entertainment & Sports/Publishing (Books, News, Magazines)/Children’s Publishing (Picture Books, Middle Grade, YA)

Keywords

Stationery products
Paper goods
Greeting cards
Notepads journals
Gift books

Where Knock Knock is headquartered

Location

Headquarters

HQ city: Los Angeles
HQ country: United States
HQ region: North America

Offices1 record

Markets served

Knock Knock business model

Business model

GTM type: B2C
Offering type: Hardware or Manufacturing
Cost components: Supply Chain, Operations, Personnel, Marketing or Sales, Technology or R&D

Revenue model

Direct Product Sales: One-time purchase model for physical paper goods including notepads, sticky notes, card decks, journals, planners, and books. Products sold at various price points from budget items under $15 to premium items like journals at $22-26. Volume discounts available (25% off for 3+ Classic Pads, 5+ Sticky Notes). Revenue generated entirely through product transactions with no subscription component.

Pricing tiers

Model	Billing	Price
Unit Pricing	Pay-as-you-go	Standard individual product pricing

Go-to-market motion2 records

Distribution channels3 records

Marketing channels5 records

Knock Knock product offering

Product offering

Core offering

Knock Knock designs, manufactures, and sells witty, design-driven paper goods, stationery, and gift books including notepads, sticky notes, card decks, journals, planners, and specialty books. The company operates as an imprint of Hachette Book Group and sells primarily through its own e-commerce website and Amazon, targeting U.S. and Canadian consumers seeking clever, functional, and giftable paper products.

Product overview

Knock Knock is a paper goods company and imprint of Hachette Book Group that creates Clever Office & Desk Stuff, Gifts & Books. The product portfolio centers on physical paper products organized into core lines: Classic Pads (notepads), Simple Stickies (adhesive notes), Nifty Notes (specialty pads), Card Decks (playing cards and oracle/tarot decks), Books & Book Related items, and Journals & Planners (Inner-Truth journals, habit trackers). Supporting sub-brands include Affirmators! (affirmation card decks), Spiritual AF (spirituality products), Chakras (energy-themed items), and Knock Knock Kids (children's products). Products are distributed across themed collections including organizational tools, fun & games, potty humor, motivational items, travel stuff, and seasonal occasions (Father's Day, Valentine's Day, Graduation). The company differentiates through witty, irreverent messaging and occasional profanity in functional paper goods that bring personality to everyday tasks.

Differentiator

Problem solved

Functional benefit

Brands

Affirmators!®: Affirmation card decks and journals featuring positive affirmations for self-help and mindfulness.
All Out Of®
Inner-Truth®

Products and services

Classic Pads
Simple Stickies
Nifty Notes
Fill in the Love
Card Decks
Books & Book Related
Journals & Planners
Knock Knock Kids
Affirmators!
Spiritual AF
Chakras

Companies that use Knock Knock

Customer profile

Segments5 records

Ideal customer profiles3 records

Knock Knock technology and API

Technology

Technology focussed No

API detail

Has API: No
API docs
API detail

Core technology

AI maturity

App detail

Knock Knock partnerships and signals

Strategic signal

Partnerships

One partnership is on record.

Hachette Book GroupcoreChannel Partner/ Reseller/ DistributorKnock Knock is an imprint of Hachette Book Group, one of the largest trade book publishers in the US. Hachette provides distribution infrastructure, retail channel access, customer service operations ([email protected]), and operational support including returns processing. Knock Knock operates as a distinctive brand within the Hachette Book Group family alongside other imprints like Page-a-Day and Em & Friends.

Scale indicators3 records

Recent moves6 records

Expansion highlights5 records

Knock Knock competitors and assessment

Company assessment

Direct peers

Rifle Paper Co. Highly differentiated stationery, journals, planners, and gift brand sold DTC and through specialty retail; competes for the same design-conscious, gifting-oriented consumer and occupies similar shelf space at museum shops and bookstores.
Galison: Publisher of art-driven stationery, puzzles, journals, and gift products including affirmation and card decks; competes in the same museum-store, bookstore, and DTC novelty-paper-goods channels.
Ban.do: Lifestyle gifts and stationery brand known for playful, bold designs in planners, notebooks, and accessories; serves the same female-skewing, gift-giving customer seeking personality-driven paper goods.
Papyrus: Specialty retailer and brand of greeting cards, stationery, and gift products carried in mall and lifestyle retail locations; comparable assortment of cards, journals, and gift-wrap-adjacent paper goods targeting gifting occasions.
Sugar Paper: Premium stationery and lifestyle brand offering personalized cards, journals, and desk accessories; competes directly for the occasion-based gifting and self-purchase stationery customer.
Em & Friends: Quirky illustrated stationery, journals, and gift brand; operates as a Hachette Book Group sibling imprint, sharing parent distribution and a similarly irreverent product voice targeting the same gifting and self-expression occasions.
Compendium Inc. Publisher and brand of inspirational gift books, stationery, and curated keepsakes; overlaps directly with Knock Knock's Fill in the Love and motivational product lines and shares the same retail gift-store distribution.

Broad incumbents

Chronicle Books: Independent publisher with a large portfolio of gift books, stationery, and lifestyle products; a much broader catalog but overlapping customers and retail shelf space, including the gift and bookstore channels Knock Knock relies on.
Workman Publishing: Trade publisher known for calendar, journal, and lifestyle-branded paper products; serves the same retail gifting and bookstore distribution with a wider, less irreverent product mix.
Hallmark: Largest US greeting card and gift brand operating through mass-market retail and own stores; broader and more sanitized portfolio but directly comparable in category (cards, journals, gifts) and occasion-based merchandising approach.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat3 records

Key risks6 records

Key highlights6 records

Customer concentration

Knock Knock financial estimates

Financial estimate

Revenue estimate

Valuation estimate

Knock Knock leadership team

Management profile

Number of profiles

Profiles1 record

Knock Knock funding detail

Funding detail

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

Knock Knock M&A and investment

M&A and investment

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Knock Knock

What does Knock Knock do?

Is Knock Knock a public or private company?

Knock Knock is a private company. It is classified as corporate owned and is currently operating.

When was Knock Knock founded?

Knock Knock was founded in 2002. It employs 11 to 50 people.

Where is Knock Knock based?

Knock Knock is headquartered in Los Angeles, United States, in the North America region.

How does Knock Knock make money?

One revenue line is on record: direct Product Sales.

Who are Knock Knock's main competitors?

Direct peers on record are Rifle Paper Co., Galison, Ban.do, Papyrus, Sugar Paper, Em & Friends and Compendium Inc.. Broad incumbents are Chronicle Books, Workman Publishing and Hallmark.

Does Knock Knock have an API?

No public API is recorded for Knock Knock.

What industry is Knock Knock in?

Knock Knock's product category is Stationery & Paper Goods. Its primary akta.pro industry code is IMAMAHAG, Stationery & Office Paper Products (notebooks, pads, forms), with a secondary code of MPAJAFAG, Children’s Activity & Workbook Publishing. Its NAICS code is 45941 and its SIC code is 2731.