Sisk Fulfillment Service
Sisk Fulfillment Service is a privately held B2B contract fulfillment provider founded in 1983 in Federalsburg, Maryland, serving dietary supplement, non-profit, publishing, and eCommerce clients from its 108,000 sq ft FDA-registered, NSF cGMP-certified facility using VeraCore WMS technology.
- Company typePrivate
- Founded1983
- HeadquartersFederalsburg, United States
- Headcount101–250
- GTM typeB2B
- OfferingServices
What Sisk Fulfillment Service does
Sisk Fulfillment Service is a privately held, B2B contract fulfillment company headquartered in Federalsburg, Maryland, founded in 1983 and owned by the Phillips family. The company operates a 108,000 sq ft FDA-registered, NSF cGMP-certified main facility supplemented by off-site storage, with a dedicated 25,000 sq ft temperature-controlled buildout for dietary supplement and health product clients. Its service portfolio spans pick-and-pack fulfillment for dietary supplement companies, membership and premium fulfillment for non-profits and membership organizations (including World Wildlife Fund, a client since founding), custom kit assembly, subscription box fulfillment, eCommerce and catalog shipping, personalized acknowledgement fulfillment, and publishing services. Sisk holds industry accreditations including MFSA Sustainability and Fulfillment recognition and Healthiest Maryland Business designation.
The company's underlying technology stack is built on the VeraCore warehouse management system, which provides clients with a web-based portal for real-time inventory visibility, order entry, and reporting. Operational tools include barcode scanning, postal presort software for mail optimization, and multi-carrier shipping integrations across six dock doors. The company supports international shipping and offers dedicated account executives for client relationship management. The Phillips family retains executive leadership, with Mikie Phillips serving as President and John Phillips in an executive capacity.
Sisk's revenue model is transaction-based, with per-order pick-and-pack fees, storage charges, and shipping pass-throughs structured via custom quote-based pricing per client. The go-to-market is direct sales supported by industry trade show participation (e.g., SupplySide West) and an established referral base built over four decades. Customer segments span Fortune-grade brands, non-profit organizations, publishers, and eCommerce merchants, with no disclosed external funding and no M&A activity in the company's history.
Sisk Fulfillment Service firmographics
Firmographics- Name
- Sisk Fulfillment Service
- Legal name
- Sisk Fulfillment Service, Inc.
- Website
- https://siskfs.com
- Company type
- Private
- Founded year
- 1983
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- Sisk Fulfillment Service is a privately held B2B contract fulfillment provider founded in 1983 in Federalsburg, Maryland, serving dietary supplement, non-profit, publishing, and eCommerce clients from its 108,000 sq ft FDA-registered, NSF cGMP-certified facility using VeraCore WMS technology.
- Ownership category
- akta.pro rank
Sisk Fulfillment Service industry classification
Industry- NAICS
- Packaging and Labeling Services (56191)
- akta.pro primary industry
- B2C E-commerce Fulfillment Centers (TLALADAA)
- akta.pro secondary industry
- B2B / Wholesale Fulfillment Centers (TLALADAB)
Keywords
Where Sisk Fulfillment Service is headquartered
LocationHeadquarters
- HQ city
- Federalsburg
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
Sisk Fulfillment Service business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Infrastructure, Supply Chain, Technology or R&D, Marketing or Sales
Revenue model
- Fulfillment Services: Core fulfillment services including dietary supplement fulfillment, membership fulfillment, subscription premium fulfillment, eCommerce pick-n-pack, custom kit assembly, and personalized acknowledgement fulfillment. Revenue is generated through per-order processing fees, warehousing fees, and pick-n-pack charges.
- Printing Services: High-speed color and black/white laser printing services including personalized letters, postcards, certificates, membership acknowledgements, thank you cards, and variable data printing. Revenue generated through per-page or per-piece printing charges.
- Warehousing & Storage: Climate-controlled warehouse storage with 108,000 sq ft main facility plus additional offsite storage. Revenue generated through storage fees based on space and inventory volume.
- Additional Services: Shrink-wrapping, labeling, re-packing, returns management, international parcel shipping, postal presorting, in-plant loading, and fulfillment continuity/auto-ship services.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Transaction based/ take rate | Multi-year contract | Custom quote-based pricing |
Go-to-market motion1 record
Distribution channels3 records
Marketing channels7 records
Sisk Fulfillment Service product offering
Product offeringCore offering
Sisk Fulfillment Service provides B2B contract fulfillment, warehousing, and direct mail services from a 108,000 sq ft FDA-registered facility in Federalsburg, MD. Core offerings include FDA cGMP compliant dietary supplement fulfillment, membership premium fulfillment, subscription premium fulfillment, personalized acknowledgement fulfillment, eCommerce pick-n-pack, and custom kit assembly, supported by laser printing, postal presorting, in-plant USPS acceptance, and a 24/7 web-based inventory portal.
Product overview
Sisk Fulfillment Service offers a comprehensive suite of fulfillment and logistics services built around a 108,000 square foot FDA-registered, NSF cGMP compliant facility in Federalsburg, MD. The core offering consists of specialized fulfillment services including Dietary Supplement Fulfillment (with FDA cGMP compliance, temperature/humidity control, and lot/expiration tracking), eCommerce Pick-n-Pack Fulfillment, Membership Premium Fulfillment, Subscription Premium Fulfillment, Personalized Acknowledgement Fulfillment, and Custom Kit Assembly. These core services are supported by additional services including Personalized Laser Printing, Shrink-wrapping, Postal Presorting, In-Plant USPS Acceptance & Loading, and Warehousing & Distribution. A central component of the offering is the Web Order & Inventory Portal—a VeraCore-powered 24/7 platform providing clients real-time inventory management, order entry, and shipment tracking. The company combines manual pick-n-pack operations with technology systems including barcodes, hand-held scanners, and multi-carrier shipping integration to serve publishers, non-profits, charities, and Fortune 1000 businesses.
Differentiator
Problem solved
Functional benefit
Quantifiable outcome
- Same-day order fulfillment capability
- +3 more outcomes
Companies that use Sisk Fulfillment Service
Customer profileNamed customers10 records
Segments5 records
Sisk Fulfillment Service technology and API
TechnologyAPI detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature5 records
Sisk Fulfillment Service partnerships and signals
Strategic signalPartnerships
Six partnerships are on record, tiered core and minor.
- NSF InternationalcoreNSF International awarded Sisk Good Manufacturing Practice (GMP) registration for dietary supplement warehousing and fulfillment. NSF developed GMPs in accordance with FDA 21 CFR Part 111 regulations for dietary supplement manufacturing, packaging, and distribution.
- Red CrossminorSisk works with Red Cross to donate discarded materials including hygiene products and t-shirts to areas in need. This partnership helps clients avoid sending usable materials to landfills.
- United WayminorSisk partners with United Way across the country to get discarded items to areas that could benefit. Helps facilitate donation of materials from client projects.
- Mailing & Fulfillment Service Association (MFSA)coreMFSA is the premier mailing and fulfillment industry organization. Sisk has been a member since 1984. The company earned both Sustainability Accreditation and Fulfillment Operations Accreditation from MFSA, which are important industry recognitions that help companies stand out in the fulfillment industry.
- Direct Marketing Association of Washington (DMAW)minorDMAW hosts the annual Bridge Conference for integrated marketing and fundraising. Sisk has been exhibiting at DMAW events since the conference inception and is a long-standing member.
- Delaware Technical & Community CollegeminorPartnership to offer customized 12-week training course for Sisk managers, IT, client service, and HR staff. Course designed around Sisk clients to improve internal/external relationships and processes.
Scale indicators4 records
Recent moves9 records
Expansion highlights5 records
Sisk Fulfillment Service competitors and assessment
Company assessmentBroad incumbents
- ShipMonk: Multi-channel eCommerce fulfillment provider with proprietary WMS technology and EDI/API integrations. Comparable pick-n-pack offering but with stronger technology stack and broader geographic footprint.
- ShipBob: Tech-enabled eCommerce fulfillment network with distributed warehouses across the U.S. Overlaps on pick-n-pack and eCommerce fulfillment but competes on technology and multi-site reach that Sisk lacks.
- PFSweb: Public, established end-to-end eCommerce fulfillment and Business Process Outsourcing provider serving enterprise retail and brand clients. Broader scale and public-company resources but overlapping fulfillment services.
Direct peers
- Red Stag Fulfillment: Specialty eCommerce fulfillment provider with focus on heavy, bulky, and high-value goods. Comparable pick-n-pack and kitting services with a stronger technology investment profile.
- Fosdick Fulfillment: Specialty fulfillment and mailing services provider serving publishers, non-profits, and direct marketing clients with pick-n-pack, kitting, and personalization capabilities. Closely comparable vertical mix to Sisk.
- Quiet Logistics: Outsourced fulfillment provider using Kiva/Amazon Robotics systems for pick-n-pack operations. Comparable fulfillment services with substantially greater automation investment.
- Amware Fulfillment: Mid-market fulfillment and distribution services provider offering pick-n-pack, kitting, and subscription fulfillment. Comparable in size and service mix to Sisk with similar vertical exposure.
- DCL Logistics: B2B fulfillment and distribution services provider offering pick-n-pack, subscription fulfillment, and custom kitting to similar mid-market brand and non-profit clients. Directly comparable in service mix and customer profile.
- c3 Fulfillment: Specialty fulfillment provider focused on dietary supplements, health and beauty, and consumer brands with FDA-compliant warehousing and pick-n-pack. Direct overlap in supplement fulfillment vertical.
Emerging players
- DM Fulfillment: Specialty fulfillment provider focused on direct marketing, non-profit, and health supplement clients. Closely comparable customer profile and service offering to Sisk with smaller scale.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks6 records
Key highlights7 records
Customer concentration
Sisk Fulfillment Service social profiles
Digital presenceSisk Fulfillment Service compliance and trust
Trust signalCompliance4 records
Sisk Fulfillment Service financial estimates
Financial estimateRevenue estimate
Valuation estimate
Sisk Fulfillment Service leadership team
Management profileNumber of profiles
Sisk Fulfillment Service funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Sisk Fulfillment Service M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Sisk Fulfillment Service
What does Sisk Fulfillment Service do?
Sisk Fulfillment Service provides B2B contract fulfillment, warehousing, and direct mail services from a 108,000 sq ft FDA-registered facility in Federalsburg, MD. Core offerings include FDA cGMP compliant dietary supplement fulfillment, membership premium fulfillment, subscription premium fulfillment, personalized acknowledgement fulfillment, eCommerce pick-n-pack, and custom kit assembly, supported by laser printing, postal presorting, in-plant USPS acceptance, and a 24/7 web-based inventory portal.
Is Sisk Fulfillment Service a public or private company?
Sisk Fulfillment Service is a private company. It is currently operating.
When was Sisk Fulfillment Service founded?
Sisk Fulfillment Service was founded in 1983. It employs 101 to 250 people.
Where is Sisk Fulfillment Service based?
Sisk Fulfillment Service is headquartered in Federalsburg, United States, in the North America region.
How does Sisk Fulfillment Service make money?
Four revenue lines are on record. Fulfillment Services are the primary driver. The others are printing Services, warehousing & Storage and additional Services.
Who are Sisk Fulfillment Service's main competitors?
Broad incumbents on record are ShipMonk, ShipBob and PFSweb. Direct peers are Red Stag Fulfillment, Fosdick Fulfillment, Quiet Logistics, Amware Fulfillment, DCL Logistics and c3 Fulfillment. DM Fulfillment is listed as an emerging player.
Does Sisk Fulfillment Service have an API?
No public API is recorded for Sisk Fulfillment Service.
What industry is Sisk Fulfillment Service in?
Its primary akta.pro industry code is TLALADAA, B2C E-commerce Fulfillment Centers, with a secondary code of TLALADAB, B2B / Wholesale Fulfillment Centers. Its NAICS code is 56191.