What Millie does

Millie, PBC is a Delaware-incorporated Public Benefit Corporation headquartered in Norwood, Massachusetts (with a Boston mailing address), operating a cloud-based workplace-giving and social-impact platform for employers. The product is an all-in-one suite comprising donation matching (Match), volunteer management (Volunteer), flexible campaign building (Campaigns), charitable gift cards (Gift), employee-resource-group tooling (Groups), a gamified giving competition product (Giving Madness), company-wide drives (Drives), an analytics dashboard, a grants management add-on, a 1.7M+ nonprofit database, and a Global module for multinational programs, with a native Slack app as the primary in-workflow surface. The platform is delivered as a multi-tenant web application built on Heroku atop AWS, with SOC 2 Type II, GDPR, CPRA, and PCI-DSS (via Stripe) compliance, and integrates with identity providers (Okta, Auth0, Azure AD, OneLogin) via SAML 2.0 and SCIM 2.0.

Millie generates revenue primarily through subscription fees billed annually to corporate customers, supplemented by industry-standard transaction fees deducted from donations processed through its donor-advised fund administered by Percent Impact Foundation. Pricing is quote-based and not publicly disclosed, with a free signup tier enabling self-serve exploration and an enterprise demo motion targeting larger employers. Go-to-market is hybrid: a self-serve/PLG funnel for SMBs at app.milliegiving.com and a field sales motion targeting HR and CSR personas at mid-market and enterprise accounts, with named customers including Dunkin', Lyft, Facebook, and DoorDash. The company is led by founder and CEO Rachel Klausner and is rated #1 on G2 based on user satisfaction (Spring 2025); the firm is privately held with no disclosed funding rounds and operates with a 1–10 person team.

Name

Millie

Legal name

Millie, PBC

Website

https://milliegiving.com

Company type

Private

Founded year

2018

Operating status

Operating

Headcount range

1–10 employees

Short description

Millie, PBC is a Delaware public benefit corporation that operates a cloud-based workplace-giving and social-impact platform, enabling employers to run donation matching, volunteer programs, campaigns, grants, and global giving initiatives through an integrated suite with a native Slack app.

Ownership category

akta.pro rank

Product category

Corporate Social Responsibility / Workplace Giving Software

NAICS

Grantmaking and Giving Services (81321)

SIC

Services-Prepackaged Software (7372)

akta.pro primary industry

Software/SaaS Subscriptions (Consumer & Prosumer) (CRAFAIAB)

Keywords

• Workplace giving platform
• Employee donation matching
• Volunteer management software
• Corporate social responsibility
• CSR program management

Headquarters

HQ city

Boston

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Software

Cost components

Personnel, Technology or R&D, Marketing or Sales, Infrastructure, Operations

Revenue model

1. Subscription Fees: Companies pay subscription fees to access Millie's social impact platform. Subscriptions are available as annual or monthly plans with pricing based on company size or features accessed. Annual subscriptions are charged annually on the anniversary date of initial subscription charge.
2. Transaction Fees on Donations: Industry-standard transaction fees apply when contributing money to the donor advised fund and are deducted from the total donation amount. These fees are separate from subscription fees.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels5 records

Core offering

Millie sells a cloud-based all-in-one social impact SaaS platform that enables companies to launch, run, and measure workplace giving programs. The platform bundles employee donation matching, volunteer event management, flexible CSR campaigns, charitable gift cards, employee resource group tools, gamified giving events, company donation drives, grants management, analytics, and a searchable 1.7M+ nonprofit database into a single subscription product, with a native Slack integration for in-workflow engagement.

Product overview

Millie is an all-in-one social impact platform designed for companies of all sizes to execute, measure, and engage employees in social impact programs. The platform operates as a unified platform-plus-modules architecture centered around workplace giving and volunteering. The core portfolio includes Match (employee donation matching), Volunteer (volunteer management with hour tracking), Campaigns (flexible campaign builder), Gift (charitable gift cards), Groups (ERG and affinity group tools), Giving Madness (gamified giving competitions), and Drives (company-wide donation drives). Supporting modules include Analytics (impact dashboard and reporting), Nonprofit Database (searchable charity directory), Global (international capabilities), Grants Management (grantmaking), and a Slack integration. The platform is rated #1 on G2 based on user satisfaction and targets companies seeking to build a culture of giving on a budget.

Differentiator

Problem solved

Functional benefit

Brands

• Giving Madness: Gamified giving events to engage employees where companies contribute to a donation pool and employees vote for their favorite nonprofit organizations.

Products and services

• Match Workplace giving program that lets companies match employee donations to nonprofits on any budget to build community and increase employee retention.
• Volunteer Volunteer management module for creating remote or in-person volunteer events, tracking hours, and visualizing real-time impact for CSR teams.
• Campaigns Flexible campaign builder that lets companies engage employees around events, causes, nonprofit partners, sustainability initiatives, or broader CSR goals with built-in CSR metrics.
• Gift Charitable gift card feature that lets users send e-cards redeemable for donations to nonprofits.
• Groups Empowerment module for ERG leaders, office locations, and internal teams to plan events, manage memberships, run campaigns, and build community around social good.
• Giving Madness Gamified giving event product (sub-brand) where companies contribute a donation pool and employees vote for their favorite nonprofits over 1 day, 1 week, or 1 month.
• Drives Company-wide drives module for organizing food drives, clothing drives, toy drives, school supply drives, trash pickups, wellness tracking, and Acts of Kindness initiatives.
• Analytics Impact-tracking dashboard with robust filtering, live data search, and C-suite-ready metrics on employees, events, campaigns, and CSR initiatives.
• Nonprofit Database Searchable database of 1.7M+ nonprofits across cause areas including health, arts, community, education, environment, science, human services, and public services.
• Global Global social impact capabilities that let companies engage employees worldwide in giving and volunteering across international locations.
• Grants Management Grantmaking module that lets companies manage and disburse grants to charitable organizations as part of their corporate philanthropy programs.
• Slack App Native Slack application that lets employees engage with the social impact program directly inside Slack using commands, automations, and milestone celebrations.

Quantifiable outcome

• 1.7M+ nonprofits in searchable database
• +1 more outcomes

Named customers4 records

Segments3 records

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration7 records

Feature4 records

Partnerships

Nine partnerships are on record, tiered core and major.

• Percent Impact FoundationcoreStrategic or Co-development PartnerThe donor advised fund that administers charitable donations is currently administered by Percent Impact Foundation. This is a core partnership enabling Millie's charitable giving infrastructure.
• StripecoreTechnology or IntegrationStripe serves as Millie's PCI-compliant payment processor. All credit card information is handled by Stripe; Millie's servers never see or store credit card data, ensuring secure payment processing.
• SlackcoreTechnology or IntegrationSlack integration enables employees to engage with giving programs directly within their workplace communication tool, featuring easy access commands, monthly messages, celebratory milestones, and automation for donations and volunteering.
• AWS (Amazon Web Services)coreTechnology or IntegrationAWS serves as the cloud infrastructure provider through Heroku platform. Millie's application inherits AWS security features including data encryption, network security, access controls, and regular security audits.
• HerokucoreTechnology or IntegrationHeroku provides the platform underlying Millie's application, built on AWS infrastructure with comprehensive security features and certifications.
• OktamajorTechnology or IntegrationOkta integration enables enterprise single sign-on (SSO) with SAML 2.0, allowing seamless authentication and access control for corporate customers.
• Auth0majorTechnology or IntegrationAuth0 provides identity management and SSO capabilities integrated with Millie's platform for secure authentication.
• Microsoft AzuremajorTechnology or IntegrationAzure AD integration supports enterprise SSO with SAML 2.0 for corporate customers using Microsoft identity solutions.
• OneLoginmajorTechnology or IntegrationOneLogin provides SSO capabilities with SAML 2.0 integration for enterprise customers.

Scale indicators3 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Double the Donation: Matching-gift and volunteer-grant automation platform integrated with Millie. Comparable on the workplace giving match-eligibility workflow that Millie's Match product addresses.
• GoodWorld (a Bonterra company): Workplace giving and grants management platform serving enterprise customers. Comparable to Millie on donation processing, DAF-style flows, and corporate philanthropy.
• Benevity: Market-leading corporate social responsibility and workplace giving platform serving large enterprises. Millie explicitly names Benevity as a primary competitor, making it the closest direct peer in product, customer type, and use case.
• YourCause (a Blackbaud company): Enterprise CSR and employee engagement platform covering giving, volunteering, and grants management. Directly comparable to Millie's core product surface and target enterprise buyer.
• Bright Funds (a Bonterra company): Workplace giving and volunteering platform targeted at mid-market and enterprise buyers. Overlaps with Millie on donation matching, volunteering, and CSR reporting.
• CyberGrants (a Bonterra company): Corporate philanthropy and employee giving platform with strong enterprise penetration. Millie names CyberGrants as a direct competitor in the workplace giving and grants space.

Emerging players

• Submittable: Grants management and application review platform used by corporations, foundations, and nonprofits. Comparable to Millie's Grants Management module and adjacent to its giving flows.
• GivePulse: Community-engagement and volunteer management platform serving nonprofits, companies, and educational institutions. Overlaps with Millie's Volunteer and Groups modules, particularly in mid-market and education.
• Galileo (ImpactHub): Grantmaking and employee giving platform used by foundations and corporations. Comparable to Millie on grants workflow and donation disbursement to nonprofits.

Broad incumbents

• Frontstream: Larger payments-adjacent CSR and workplace giving platform serving enterprise customers. Operates in the same space as Millie but with a wider payments and philanthropy portfolio.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xtwitter.com/MillieGiving
• Facebookfacebook.com/milliegiving
• LinkedInlinkedin.com/company/millie-giving
• Instagraminstagram.com/milliegiving

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

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

M&A

Investments

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

Frequently asked questions about Millie