/Companies

Sunny Day Fund

Techstars '21

Falls Church, US · Founded 2020 · Delaware corporation · 22 employees on LinkedIn · 6 known investors

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Sunny Day Fund provides workplace emergency savings accounts designed to help employers support employee financial security and build workforce resilience. The platform enables companies to offer a cost-effective benefits solution that improves staff retention and productivity.

Also known as SDF

Founders & leadership

Sunny Day Fund was founded in 2020 by Siddartha Pailla.

SP
Siddartha PaillaFounder

Investors · 6

Reported raises · per SEC filings

Form D private placements

$1.4M disclosed across 1 round · 2021

▶$1.4MraisedJul 2021 · 8 investors · Other Banking and Financial Services
Rule 506(b)
Officers, directors & promoters on the filing
  • Siddartha PaillaExecutive Officer, Director
Offering amount
$2.5M
Amount sold
$1.4M
Minimum investment
$20K
First sale
Jul 2021
Incorporated
Corporation, Delaware, 2020
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

Company profile

researched Sep 2026

Sunny Day Fund operates a workplace emergency savings account (ESA) platform that employers offer as a benefit to their staff. Employees contribute through payroll deduction into demand deposit savings accounts held at Portage Bank (Member FDIC), set goals beyond emergencies (for example a car, a security deposit, holiday gifts), and can withdraw by ACH or personal check without credit checks, minimums, monthly fees or penalties. Accounts are portable after the employee leaves the employer, the interface is mobile-accessible and available in Spanish and other languages, and the design incorporates behavioral-economics principles and nudges. The company advertises a 3.04% APY on the accounts as of the current site publication date, versus a 2.12% interest rate stated as of January 2023.

The program sits outside ERISA (out-of-plan), so employers avoid fiduciary bond and Form 5500 requirements. It is described as payroll/HR-system agnostic and integrates via API, SFTP or managed services, with complete deduction logging, multi-channel employee marketing campaigns, and aggregated anonymized analytics for the employer. Employers can configure customizable rewards and contributions, including tenure-boosted company-funded rates. Adjacent offerings include SafetyNet, an emergency credit, coaching and education package built with a partner around Sunny Day Fund-powered emergency savings; free 401(k) rollover transfers in partnership with Manifest; and, announced alongside a 2026 America Saves Week Community Impact Award, First-Time Homebuyer Savings Accounts (FHSAs) available in 11 states.

The company is SOC 2 Type II certified with no qualifications, encrypts employer, employee and platform data with 256-bit encryption at rest and in transit, restricts data access to authorized personnel with multi-factor authentication, hosts data across multiple cloud regions, and geofences data and support staff to the US in order to serve public-sector clients.

Founding story

Sid Pailla, who holds PhD, MBA, MS and BS degrees from the University of Virginia and was previously a technology strategy executive at Accenture where he was named Innovator of the Year and received a patent, co-founded the company motivated by personal experience with financial precarity; an investor listing names Ernesto, a former CIO of Workday, as co-founder and states Pailla has worked full time on the company since March 2019.

Business model

Employers purchase the program as an employee benefit; the total cost of the program, including employer contributions and license fees, is typically $200-$300 per enrolled employee per year. Savings accounts are held at a partner bank (Portage Bank, Member FDIC) rather than by the employer, and the company also distributes through benefits brokers, retirement plan consultants and other embedded partners serving employer clients.

License fees charged to employers as part of a per-enrolled-employee program cost of roughly $200-$300 per year, which also encompasses employer savings contributions.

Traction

Reported program results include roughly 50% voluntary participation, up to 25% higher employee retention, approximately $1,700 in annualized savings per employee, and fewer 401(k) loans and early withdrawals. A 2023 investor listing cited contracted annual recurring revenue approaching $1M and eight employees.

Latest developments

The company announced expansion of its emergency savings benefit platform with First-Time Homebuyer Savings Accounts in 11 states, publicized the 2026 America Saves Week Community Impact Award, promoted webinars on Iowa's new economic mobility program offering matched workplace emergency savings for eligible workers, and published research-oriented content on financial stress and safety risk in the logistics industry. Current deposit accounts are advertised at 3.04% APY through Portage Bank.

▸Full profile — market position, technology, go-to-market, geography, history

Market position

Describes itself as a pioneer in the workplace emergency savings market, whose demand was amplified by the passage of SECURE Act 2.0; a minority-owned business based in the Washington, DC metropolitan area that has been featured in SHRM, The Wall Street Journal and Forbes.

Positioned as an out-of-plan, non-custodial emergency savings benefit using demand deposit accounts rather than a retirement-plan sidecar, combining behavioral-economics-based design, multi-goal saving, employer-funded rewards that can scale with tenure, payroll/HR system agnosticism, Spanish-language access and portability of accounts after termination.

Technology

A mobile-accessible web application for goal-based savings with automated payroll deductions, employer reward and contribution logic, nudges and alerts, Spanish-language support, and integrations to payroll and HR systems via API, SFTP or managed services. Security controls include SOC 2 Type II certification without qualifications, 256-bit encryption at rest and in transit, multi-factor authentication, multi-region cloud hosting with backups, and US geofencing of data and personnel.

Go-to-market

Direct sales to employers combined with an embedded partner channel of benefits consultants, brokers and retirement plan advisors who add the program to client offerings; supported by webinars, conference presence, content marketing, social video and state-program tie-ins such as Iowa's economic mobility matched-savings initiative.

Employers with low- and middle-income workforces, with an emphasis on mid-market and enterprise relationships, across healthcare and senior living, manufacturing, design and construction, quick service restaurants, hospitality, non-profit, grocery, logistics and government services; the US-geofenced data posture also supports public sector clients.

Geography

US-focused, headquartered in the Falls Church / Washington, DC metropolitan area, with customers, data and support personnel geofenced to the United States; team members are based in Virginia locations including Richmond and Charlottesville, with a sales team member based in the Philippines. First-Time Homebuyer Savings Accounts are offered in 11 states, and the company promotes participation in an Iowa state-supported matched savings program.

History

A Gust startup listing records a March 2019 founding date, C-corp incorporation, a Falls Church, Virginia location and eight employees, with the product in market. Public materials from 2023 describe an established employer client base and program economics; more recent company posts describe expansion into First-Time Homebuyer Savings Accounts in 11 states, participation in an Iowa state matched-savings program, and a 2026 America Saves Week Community Impact Award.

Compiled by commissioned research from 8 cited public sources — announcements, filings, and press listed under research sources below.

Key figures

latest reported
Annualized savings per employeeJan 2023$1.7K
APY on savings accounts at Portage BankJan 20263 % APY
Contracted annual recurring revenue (CARR)Jan 2023$1M
Employee retention improvementJan 2023up to 25% higher employee retention
EmployeesJan 20238 people
First-Time Homebuyer Savings Account state coverageJan 202611 states
Interest rate on savings accountsJan 20232.1%
Program cost per enrolled employee per yearJan 2023$200-$300 including employer contributions and license fees
Voluntary participation rateJan 202350%

Company-reported or press-reported figures, each dated to when it was claimed — not independently audited.

Related companies · 10

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SHRMSHRM, a human resources professional organization with influence over 362 million workers worldwide, provides guidance on managing workplace civility and conflict through executive thought leadership and strategic resources for organizations.
PeoplekeepPeopleKeep, part of Remodel Health, offers HRA (health reimbursement arrangement) software that lets employers design, administer, and reimburse tax-free health benefits for employees. It serves small businesses, large employers, nonprofits, and brokers in the US, supporting QSEHRA, ICHRA, and GCHRA plan types.
BenepassBenepass provides flexible benefits platforms that enable employers to offer personalized, choice-based employee benefits aligned with company values and DEI initiatives. The platform helps companies strengthen employer branding and support employee wellness across diverse workforce needs.
ComptCompt is a software platform for managing personalized lifestyle spending accounts (LSAs) and employee benefits, including wellness stipends, rewards and recognition, business expense reimbursements, and a company swag store. It serves companies and their HR teams, supporting a global workforce in over 75 countries.
OysterOyster is an employer of record (EOR) platform that lets companies hire, pay, and manage full-time employees and contractors in over 180 countries without setting up local entities, handling compliant onboarding, contracts, payroll, and benefits. It pairs an automated platform with in-house HR experts and integrates with HRIS, ATS, and accounting systems, serving globally distributed teams.
GustoGusto provides payroll processing, employee benefits administration, and HR management tools to businesses, offering integrated software alongside support services for these functions.
WellhubWellhub operates a corporate wellness platform that connects employees to fitness, mindfulness, nutrition, and sleep options through employer-provided plans. It serves companies looking to offer holistic wellbeing programs to their workforce across multiple countries.
ADPADP provides cloud-based human capital management solutions that integrate payroll, HR, talent management, time and attendance, tax, and benefits administration for businesses globally. The company serves as a comprehensive provider of HCM software and business outsourcing services with analytics and compliance expertise.
BonuslyBonusly provides an employee engagement and recognition platform that helps organizations connect their workforce through meaningful recognition tied to company values. The platform enables peer-to-peer recognition and engagement across enterprises.

Companies working in the same space as Sunny Day Fund.

Timeline · 6

launches, deals, and filings
Jan 2026
2026 America Saves Week Community Impact Award

The company was recognized with the America Saves Week Community Impact Award.

source ↗

Jan 2026
Participation in Iowa economic mobility matched workplace savings program

The company promoted webinars for Iowa-based employers on offering a state-supported emergency savings benefit with matches for eligible workers.

source ↗

Jan 2026
401(k) rollover transfers offered with Manifest

Sunny Day Fund offers free, rapid rollovers of old 401(k) accounts in partnership with Manifest, whose CEO Anuraag Tripathi is listed among the company's partners.

source ↗

Jan 2026
SafetyNet offering combining emergency savings with emergency credit and coaching

A partner-delivered package that pairs emergency savings powered by Sunny Day Fund with emergency credit solutions, free financial coaching and education, and additional financial tools.

source ↗

Jan 2026
Expansion of emergency savings platform with First-Time Homebuyer Savings Accounts in 11 states

Sunny Day Fund added payroll-deducted First-Time Homebuyer Savings Accounts (FHSAs) to its emergency savings benefit platform, available in 11 states.

source ↗

Jan 2026
SOC 2 Type II certification with no qualifications

An independent CPA audit certified the company across security, process integrity, privacy and other trust criteria; the certification was also cited in 2023 materials.

source ↗

Dated company events from announcements, filings, and press; legal rows summarize public dockets and regulator releases.

Legal entities · 1

corporate structure
Sunny Day FundDelaware

▸Research sources · 8

primary sources listed

8 public sources were cited for this profile; the first-party ones are listed here.

Frequently asked questions

What does Sunny Day Fund do?
Sunny Day Fund runs payroll-deducted, employer-rewarded emergency savings accounts offered as a workplace benefit.
Who founded Sunny Day Fund?
Sunny Day Fund was founded by Siddartha Pailla in 2020.
Who are Sunny Day Fund's investors?
Sunny Day Fund's investors include K Street Capital, Lighthouse Network Ventures Llc, Serac Ventures, Techstars, Temerity Capital Partners, TMV.
How much funding has Sunny Day Fund raised?
Sunny Day Fund has disclosed $1.4M raised across 1 round.
Where is Sunny Day Fund headquartered?
Sunny Day Fund is headquartered in Falls Church, US.