Copilot
Assembly (formerly Copilot) is an AI-powered client portal platform that lets professional service firms manage client communication, documents, e-signature, invoicing, and onboarding in one branded workspace, serving SMBs in accounting, law, marketing, real estate, consulting, and adjacent verticals.
- Company typePrivate
- Founded2020
- HeadquartersNew York, United States
- Headcount11–50
- GTM typeB2B
- OfferingSoftware
What Copilot does
Assembly (formerly Copilot) is an AI-powered client portal platform that enables professional service firms to consolidate client communication, document sharing, e-signature, invoicing, and onboarding workflows into a single branded portal. The product is built around three layers: a Client Portal for end-client experiences, Client Management for CRM and billing, and an Extendable Platform that exposes a public API and supports custom apps, with native integrations on Zapier and Make. An AI Assistant handles natural language client interactions and back-office process automation across the suite, which also includes dedicated modules for onboarding, e-signature, productized services storefronts, invoicing, file sharing, and messaging.
The company serves SMB and mid-market professional service firms across verticals including accounting and bookkeeping, marketing agencies, consulting, law, real estate, technology startups, freelancers, and designers. Customers cited include Orca Accounting and Zen Aegis, the latter demonstrating HIPAA-compliant deployment for healthcare-adjacent services. Reported scale includes more than 1 million end-clients managed on the platform and 250+ five-star reviews.
Assembly makes money primarily through tiered SaaS subscriptions with a 14-day free trial and no credit card required, supplemented by usage-based charges for premium features such as advanced audit logs and bulk file management in the Q2 2026 release. Distribution is hybrid: a self-serve product-led growth funnel targets SMBs, while an enterprise field sales motion (Book Demo) supports larger deployments and compliance-sensitive buyers. The company is privately held, headquartered in New York, was founded in 2017, operates with 11-50 employees, and has raised a $10,000,000 Series A led by Y Combinator Continuity Fund in January 2023, following earlier seed backing from Y Combinator, Alumni Ventures, Sinai Capital Partners, and TechNexus Venture Collaborative.
Copilot firmographics
Firmographics- Name
- Copilot
- Website
- https://copilot.app
- Company type
- Private
- Founded year
- 2020
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Assembly (formerly Copilot) is an AI-powered client portal platform that lets professional service firms manage client communication, documents, e-signature, invoicing, and onboarding in one branded workspace, serving SMBs in accounting, law, marketing, real estate, consulting, and adjacent verticals.
- Ownership category
- akta.pro rank
Copilot industry classification
Industry- Product category
- Client Portal Software
- NAICS
- Custom Computer Programming Services (541511)
- SIC
- Services-Prepackaged Software (7372)
- akta.pro primary industry
- Customer Service, Support & Contact Center CRM (HDAEAFAC)
Keywords
Where Copilot is headquartered
LocationHeadquarters
- HQ city
- New York
- HQ country
- United States
- HQ region
- North America
Markets served
Copilot business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Technology or R&D, Personnel, Marketing or Sales, Operations, Infrastructure
Revenue model
- SaaS Subscription: Subscription-based pricing model for client portal access with tiered plans based on features and usage. Platform offers free trial onboarding before conversion to paid tiers.
- Usage-based Add-ons: Additional usage charges may apply for extended features such as bulk file management, advanced audit logs in Q2 2026 release, and premium integrations.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Freemium | Pay-as-you-go | Free Trial |
Go-to-market motion2 records
Distribution channels3 records
Marketing channels7 records
Copilot product offering
Product offeringCore offering
Assembly (formerly Copilot) provides an AI-powered client portal platform that enables professional service firms to deliver a branded client experience combining a Client Portal with CRM, billing, e-signature, file sharing, communication, and onboarding automation. The platform also includes an extendable API layer for custom integrations and supports HIPAA-compliant deployments for healthcare-adjacent clients.
Product overview
Assembly is a unified AI-powered client portal platform designed for tech-enabled professional service firms. The core offering consists of a Client Portal paired with Client Management (CRM and billing tools), connected through an Extendable Platform supporting API integrations and custom app development. The platform includes built-in modules for client onboarding, eSignatures, invoicing, file sharing, and communication, all enhanced by an AI Assistant. Additional apps (Messages, Tasks, Files, Forms, Stores) extend functionality. The platform serves specific industries including accounting, real estate, law, marketing, consulting, and tech startups, with clients managing over 1 million clients total.
Differentiator
Problem solved
Functional benefit
Products and services
- Client Portal Branded client portal product that enables professional service firms to deliver a customized client experience for document sharing, communication, and collaboration. Target buyers are SMB and mid-market professional service firms across accounting, legal, marketing, consulting, and real estate.
- Client Management CRM and billing product that centralizes visibility into client relationships across the organization with secure AI assistance, including invoicing, subscription management, and one-click payment processing. Target buyers are professional service firms seeking unified relationship and billing management.
- Extendable Platform Flexible development platform that allows integration with any software and enables custom app development via the Assembly API. Target buyers are firms and developers seeking to extend the client portal with custom workflows and integrations.
- Assembly 2.0 Major platform version release enhancing the Assembly client portal experience with expanded features including advanced audit logs and bulk file management. Target buyers are existing Assembly customers and new professional service firms seeking an upgraded client portal.
Quantifiable outcome
- Manage more than 1 million clients across the platform
- +1 more outcomes
Companies that use Copilot
Customer profileNamed customers2 records
Segments8 records
Ideal customer profiles2 records
Copilot technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration2 records
AI capability3 records
Feature10 records
Copilot partnerships and signals
Strategic signalPartnerships
Two partnerships are on record, tiered core.
- ZapiercoreAssembly available on Zapier marketplace enabling users to connect client portal workflows with 5,000+ third-party applications including CRM, accounting, and communication tools
- Make (Integromat)coreAssembly available on Make (formerly Integromat) integration platform allowing visual workflow automation between client portal and external services
Scale indicators2 records
Recent moves6 records
Expansion highlights6 records
Copilot competitors and assessment
Company assessmentDirect peers
- HoneyBook: Popular clientflow platform for freelancers and small creative/service businesses, combining proposals, contracts, invoicing, and client communication. Named competitor on Assembly's comparison pages and serves overlapping freelancer/designer/agency segments.
- SmartVault: Document management and client portal platform targeted at accounting and financial services firms. Assembly lists SmartVault as a direct comparison, overlapping in secure file sharing, client onboarding, and accounting vertical workflows.
- Moxo: Direct competitor in the client portal / client engagement workflow space for professional service firms. Assembly maintains an explicit vs-Moxo comparison page, indicating feature and ICP overlap across onboarding, messaging, file sharing, and e-signature.
- TaxDome: All-in-one practice management platform for accounting firms offering client portal, CRM, workflow automation, billing, and document management. Direct overlap with Assembly's accounting & bookkeeping segment.
- SuiteDash: All-in-one client portal platform serving small agencies, consultants, and coaches with CRM, billing, file sharing, and automation. Assembly maintains a vs-SuiteDash comparison page and competes for the same SMB professional-services buyer.
- PracticePanther: Legal practice management software with matter management, client portal, e-billing, and document automation. Direct competitor in Assembly's law firm vertical.
- Karbon: Practice management workflow platform for accounting firms with collaboration, client communication, and work management features. Competes for the same accounting/bookkeeping buyer that Assembly targets with its client portal and CRM.
Emerging players
- Ignition: Proposal, engagement letter, and billing automation platform for accounting and professional service firms. Overlaps with Assembly's invoicing, contracts, and client onboarding modules in adjacent rather than head-to-head fashion.
Broad incumbents
- ServiceTitan: Large-scale vertical SaaS for home and commercial service businesses (HVAC, plumbing, roofing) offering CRM, client portal, dispatch, and billing. Comparable as a multi-vertical SMB-focused platform demonstrating the land-and-expand model Assembly is pursuing in professional services.
- Clio: Leading legal practice management platform with client intake, document management, billing, and client portal features. Competes with Assembly in the law-firm segment but as a much larger, category-defining incumbent with deeper legal-specific workflows.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat5 records
Key risks5 records
Key highlights6 records
Customer concentration
Copilot social profiles
Digital presenceCopilot compliance and trust
Trust signalCompliance2 records
Copilot financial estimates
Financial estimateRevenue estimate
Valuation estimate
Copilot leadership team
Management profileNumber of profiles
Copilot funding detail
Funding detailFunding overview
Funding rounds8 records
Investors5 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Copilot 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 Copilot
What does Copilot do?
Assembly (formerly Copilot) provides an AI-powered client portal platform that enables professional service firms to deliver a branded client experience combining a Client Portal with CRM, billing, e-signature, file sharing, communication, and onboarding automation. The platform also includes an extendable API layer for custom integrations and supports HIPAA-compliant deployments for healthcare-adjacent clients.
Is Copilot a public or private company?
Copilot is a private company. It is classified as venture growth investor backed and is currently operating.
When was Copilot founded?
Copilot was founded in 2020. It employs 11 to 50 people.
Where is Copilot based?
Copilot is headquartered in New York, United States, in the North America region.
How does Copilot make money?
Two revenue lines are on record. SaaS Subscription is the primary driver. The others are usage-based Add-ons.
Who are Copilot's main competitors?
Direct peers on record are HoneyBook, SmartVault, Moxo, TaxDome, SuiteDash, PracticePanther and Karbon. Ignition is listed as an emerging player. Broad incumbents are ServiceTitan and Clio.
Does Copilot have an API?
Yes. Assembly offers an API Reference and developer documentation for custom app development and integrations. The platform supports building custom apps and connecting via the Assembly API. Available through developer home at docs.assembly.com and API reference endpoint at docs.assembly.com/reference/getting-started-introduction. Developer documentation is at docs.assembly.com.
What industry is Copilot in?
Copilot's product category is Client Portal Software. Its primary akta.pro industry code is HDAEAFAC, Customer Service, Support & Contact Center CRM. Its NAICS code is 541511 and its SIC code is 7372.