Guideline
Provider of 401(k) and IRA retirement plans for small businesses; acquired by payroll and HR company Gusto in 2025.
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About
Guideline provides 401(k) and IRA retirement plans designed for small businesses, handling recordkeeping, compliance, and investments through low-cost managed portfolios and Vanguard funds. The company was founded in 2015 by Kevin Busque and Jeremy Caballero and is headquartered in Burlingame, California. In 2025 Guideline agreed to be acquired by payroll and HR software company Gusto, and it now operates as part of Gusto.
Products
Guideline 401(k) Plans (full-service retirement), Employer-Sponsored 401(k) & 403(b), Automated Plan Administration, Investment Management (diversified portfolios), Compliance Testing & Filing, Employee Onboarding & Education, Payroll Integration (200+ providers), Roth & Traditional Options, Profit Sharing, SEP IRA, Advisor Services
Leadership
founders · executives- Kevin BusqueCo-Founder & CEO
Acquisitions
3 deals tracked- Feb 3, 2026
- Dec 9, 2025
- Aug 28, 2025
Recent moves
funding · M&A · launches- Feb 3, 2026
- Dec 9, 2025
- Aug 28, 2025
Guideline in the news
All news →Vestwell announced an agreement to acquire Accrue 401k, the entity formed to support the nearly 30,000 Guideline retirement plans excluded from Gusto’s acquisition of Guideline. Once finalized, approximately 350,000…
Aug 28, 2025Gusto to Acquire Guideline, Creating a Unified HR and Retirement Platform for Small BusinessesGusto has announced an agreement to acquire Guideline , a leading retirement benefits platform serving over one million people and 65,000 small businesses. The deal, pending final approvals, aims to create a unified…
Feb 3, 2026Vestwell Completes Accrue 401k Acquisition, Expanding Platform CapabilitiesVestwell completed its acquisition of Accrue 401k. Starting Jan 30, 2026, nearly 30,000 plans and ~350,000 savers will transition to its payroll-integrated savings platform. Plans connected to QuickBooks, Rippling,…
Guideline — frequently asked questions
What does Guideline do?
Provider of 401(k) and IRA retirement plans for small businesses; acquired by payroll and HR company Gusto in 2025.
Where is Guideline headquartered?
Guideline is headquartered in Burlingame, California, USA, United States.
When was Guideline founded?
Guideline was founded in 2015.
Who founded Guideline?
Guideline was founded by Kevin Busque.
How many employees does Guideline have?
Guideline has 201-500 employees.
How much funding has Guideline raised?
Guideline has raised $355.7 million (Acquired (by Gusto, 2025)) to date, per DHRMap records.
What kind of HR technology is Guideline?
Guideline is categorized under 401K on DHRMap.
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About this listing. DHRMap is an independent directory: profiles are compiled from public sources and the company's own website at the time of listing. Companies, products, ownership and pricing change quickly, so we cannot guarantee that this profile is complete, accurate or current — please confirm details with Guideline before relying on them. A listing is not an endorsement.
