PEO Services is used by 167,762 companies worldwide. Connect with decision-makers at these organizations through ELP Data's verified contact database.
167,762 companies · 24hr delivery
As of 2026, 167,762 verified organisations are running PEO Services as part of their technology stack. The largest concentrations are in Technology, Financial Services, Healthcare — representing the sectors where PEO Services adoption is deepest and where decision-maker budgets are highest. Below is a representative sample of companies using PEO Services drawn from ELP Data's verified database.
| Company | Industry | Location | Contact Role |
|---|---|---|---|
| Pinnacle Software Group | Technology | San Francisco, CA | VP of Sales |
| Meridian Capital Advisors | Financial Services | New York, NY | Sales Director |
| Northstar Health Systems | Healthcare | Chicago, IL | Account Executive |
| Cascade Retail Group | Retail | Austin, TX | CRM Administrator |
| Granite Ridge Manufacturing | Manufacturing | Detroit, MI | Business Development Manager |
Sample only. Full database contains 167,762 verified PEO Services customer organisations across 190+ countries.
Thousands of organisations worldwide rely on PEO Services. Our PEO Services customer list covers 167,762 verified companies — from startups to enterprises — across every major industry. Explore who uses PEO Services below, or request the full list of PEO Services customers with verified decision-maker contacts.
The PEO Services installed base spans well-known brands and fast-growing mid-market firms alike. Each record in our PEO Services customer list includes the company, decision-maker contacts, and firmographics, so you can target brands using PEO Services with precision.
PEO Services is a leading Analytics & Data Science platform currently deployed by 167,762 companies worldwide. PEO Services is used by 167,762 companies worldwide. Connect with decision-makers at these organizations through ELP Data's verified contact database. Organizations across Technology, Financial Services, Healthcare represent the strongest user base, making PEO Services contacts a high-value segment for complementary solution providers, implementation partners, and specialist consulting firms.
ELP Data's verified PEO Services users list gives you direct access to 167,762 confirmed companies running PEO Services in their technology stack. Each record includes the contact's full name, direct email address, phone number, LinkedIn profile URL, job title, seniority level, company name, company size (employees and revenue), industry classification, and geographic location — all verified to 97% accuracy with quarterly data refreshes.
The typical PEO Services buyer and decision-maker profile includes IT Director, CTO, VP Operations — professionals with direct budget authority and technology purchasing influence at their organisations. These contacts are actively evaluating software solutions that integrate with, extend, or complement their existing PEO Services environment, making them highly receptive to targeted B2B outreach from relevant vendors and service providers.
Companies that purchase the PEO Services users list from ELP Data use it for a wide range of B2B sales and marketing campaigns: selling complementary software integrations, offering PEO Services implementation and customisation consulting, promoting training and certification programmes, running account-based marketing (ABM) campaigns by industry or company size, and competitive displacement targeting. The list can be filtered by country, company size, revenue band, industry vertical, and specific job title to match your exact ideal customer profile.
The PEO Services installed base spans companies of every size — from fast-growing mid-market firms to Fortune 500 enterprises with global deployments. This diversity means the list serves multiple go-to-market motions simultaneously: enterprise sales teams can filter for companies with 5,000+ employees and specific industry codes, while SMB-focused vendors can target the long tail of smaller organisations that have adopted PEO Services for the first time. Geography filters allow campaigns to be localised by country, state, or city for field sales, regional events, or territory-based outreach.
ELP Data sources PEO Services install data from technology job postings, LinkedIn technology signals, integration partner directories, software review platforms, and verified firmographic databases — then cross-references every record against live business registries and direct email verification tools. The result is a list that reflects who is actually running PEO Services today, not who ran it two years ago. With a 97% email deliverability guarantee and a free replacement policy for any record that bounces, you are protected against data quality risk from day one.
Analytics & Data Science solutions are used by businesses worldwide to streamline operations, improve efficiency, and drive growth. ELP Data provides verified contact lists for all major Analytics & Data Science platforms.
Over 1,097,842 companies use Analytics & Data Science globally
27++ individual applications tracked
Decision-maker contacts available for all platforms
97% data accuracy rate with quarterly refresh
These are the most common reasons B2B teams target PEO Services users with ELP Data.
Sell complementary solutions to companies using Analytics & Data Science platforms.
Offer implementation, integration, and optimization consulting.
Provide training and managed services to platform users.
Target companies using legacy solutions ready for an upgrade.
| Full Name | Job Title | Company | Industry | Location | |
|---|---|---|---|---|---|
| James Harrington | VP of Sales | Pinnacle Software Group | Technology | San Francisco, CA | j***@pinnaclesg.com |
| Priya Nair | Sales Director | Meridian Capital Advisors | Financial Services | New York, NY | p***@meridiancap.com |
| Carlos Vega | Account Executive | Northstar Health Systems | Healthcare | Chicago, IL | c***@northstarhealth.com |
| Aisha Thompson | CRM Administrator | Cascade Retail Group | Retail | Austin, TX | a***@cascaderetail.com |
| Wei Chen | Business Development Manager | Granite Ridge Manufacturing | Manufacturing | Detroit, MI | w***@graniteridge.com |
Sample data shown for illustration. Full records include direct email, phone, LinkedIn and 10+ additional fields.
PEO Services users face specific challenges that make them receptive to vendors, consultants and service providers.
Deploying PEO Services across the organization requires careful planning and change management.
Moving existing data into PEO Services cleanly without loss or duplication is a key challenge.
Getting teams to consistently use PEO Services and keep data up to date requires training and incentives.
Connecting PEO Services with existing systems and workflows requires technical expertise.
These are the specific roles that buy, implement and manage PEO Services — the contacts in this list.
Written by: ELP Data Research Team
Published: January 1, 2026
Last Updated: September 22, 2026
How ELP Data identifies and verifies companies using PEO Services:
Our in-house engineering team operates proprietary APIs, web crawlers, and automated data collection systems that continuously monitor millions of websites and publicly available digital signals. We analyze billions of technology-related interactions every day across 4,300+ premium business and technology websites, including:
Our proprietary technology fingerprinting identifies PEO Services deployments through:
Every company in our PEO Services users list undergoes one-to-one validation by our dedicated research team to confirm:
Quality and accuracy standards we maintain for every record:
Industry-leading 92% email deliverability guarantee. Soft bounces above 10% are replaced or refunded.
100% accuracy on app name (PEO Services). Business profile, contact, and decision-maker information verified to 95% accuracy.
Every contact is a direct dial or decision-maker email—never info@, sales@, marketing@, or other generic addresses.
Every contact delivered exactly as per your targeting criteria: industry, company size, geography, job title, and seniority level.
Each record includes verification timestamp showing when the contact was last validated and their current employment status confirmed.
Direct phone numbers included wherever available. LinkedIn profile URLs provided to enable social verification and outreach.
30-day validation period: You have 30 days to validate the entire PEO Services users list. If you find any bad records that don't meet our accuracy standards, we will replace them with new contacts at no cost.
Exhaustion guarantee: If we exhaust our matching records for your targeting criteria and cannot fulfill a replacement, we will refund you based on the number of unreplaceable records.
Hard bounce guarantee: 100% replacement guarantee on hard bounce contacts. No partial refunds—every hard bounce is replaced with a new, verified contact.
Our PEO Services users list undergoes continuous validation through industry-leading verification platforms and internal systems.
All email addresses verified through ZeroBounce, DeBounce, and our internal verification systems to ensure deliverability and legitimacy.
Phone numbers validated through NCOA-approved systems and Experian phone verification. All numbers scrubbed against National Do Not Call (DNC) registries.
Business addresses validated through NCOA-approved processes to ensure accuracy and current status of company operations.
Entire PEO Services database refreshed quarterly. Contacts with job changes, bounced emails, and company closures are removed or replaced.
Which size companies use PEO Services — and how many are in ELP Data's verified list.
1–499 employees
Small and mid-size businesses adopting PEO Services for growth and efficiency.
500–4,999 employees
Mid-market organizations running PEO Services as a core enterprise platform.
5,000+ employees
Large enterprises and Fortune 500 companies with deep PEO Services deployments.
Every PEO Services contact in your list includes these 14 verified data fields.
Understanding the full commercial opportunity in the PEO Services installed base.
The total addressable market for vendors targeting PEO Services users is defined by the 167,762 confirmed companies currently running PEO Services worldwide. This installed base represents the universe of organisations that have already invested in the Analytics & Data Science category — meaning they have validated budget, a procurement process, and active technology decision-makers in place. For any vendor selling a complementary solution, this is your maximum serviceable market at the top of the funnel.
Within the 167,762 total companies, the realistic serviceable addressable market (SAM) narrows based on your product fit, target company size, and geographic focus. For example, an enterprise software vendor targeting companies with 1,000+ employees operating in financial services would find approximately 28% of the list — or 46,973+ companies representing their highest-priority accounts. The ability to slice the PEO Services list by industry vertical, company size band, revenue range, and geography is what converts a broad TAM into an actionable pipeline.
Decision-maker density is a critical TAM multiplier. Most of the 167,762 PEO Services companies have multiple relevant contacts — the average enterprise has between 3 and 7 decision-makers involved in a technology purchase. ELP Data maps all relevant titles at each account: IT Director, CTO, VP Operations, Technology Manager and more. This means your actual reachable contact universe is typically 2–4x the raw company count, giving you a deeper pool of outreach targets per account and multiple entry points into each buying committee.
How B2B sales and marketing teams use ELP Data's list of PEO Services customers to drive pipeline.
Build a precision TAL from confirmed PEO Services customers. Load into Demandbase, 6sense, or Terminus and coordinate email, ads, and calling across the same accounts simultaneously.
Target PEO Services customers who are approaching contract renewal or are underserved by their current setup. Reach CFOs, IT Directors, and VPs before they re-sign.
Identify PEO Services system integrators, resellers, and consultants in the installed base. Build your partner network from companies already deeply embedded in the PEO Services ecosystem.
Invite PEO Services decision-makers to product demos, industry webinars, and in-person events. Filter by geography and seniority to fill your pipeline with qualified attendees.
If you already have customers in the PEO Services base, use the list to find lookalikes — same industry, same company size — and replicate your best win stories at scale.
Understand the true size of the PEO Services installed base by industry, geography, and company size. Use this data to plan territory assignments, content calendars, and product roadmap priorities.
Our PEO Services users list covers companies across all revenue bands — from fast-growing SMBs to Fortune 500 enterprises.
Growing companies adopting PEO Services for the first time
Established businesses scaling PEO Services across departments
Complex organisations with multi-entity PEO Services deployments
Fortune 500 and multinational PEO Services installations
Four proven channels to reach PEO Services decision-makers and drive pipeline.
Send targeted campaigns directly to verified decision-maker inboxes with 97% deliverability.
Reach prospects via direct dials — bypass gatekeepers and connect with budget holders directly.
Match contacts to LinkedIn and run hyper-targeted account-based advertising campaigns.
Stand out with physical mail campaigns to verified business addresses of key decision-makers.
Any B2B organisation targeting companies that run PEO Services as part of their technology stack.
Sell complementary tools and integrations to existing users
Win implementation, customisation and rollout projects
Offer advisory, optimisation and migration services
Upsell and cross-sell through established relationships
Deliver specialist training programmes to user organisations
Run competitive displacement and switching campaigns
Place certified consultants and specialists
Target on-premise users evaluating cloud upgrades
Sell complementary reporting and analytics tools
Offer ongoing support, maintenance and managed services
The PEO Services installed base represents one of the most commercially valuable B2B target segments available. Companies that have already invested in PEO Services have demonstrated a willingness to purchase and deploy enterprise software — they have budget, a procurement process, and decision-makers who are accustomed to evaluating technology solutions. For vendors selling complementary tools, services, or upgrades, this is a pre-qualified audience of buyers.
Unlike generic email lists or broad industry databases, the PEO Services users list is built on verified technology install signals. ELP Data tracks which companies are actively running PEO Services through job postings, LinkedIn technology signals, integration partner data, and direct verification — meaning every company in the list is a confirmed PEO Services user, not an estimate. This specificity dramatically improves campaign conversion rates compared to untargeted outreach.
The decision-makers in this list — IT Director, CTO, VP Operations, Technology Manager — hold direct budget authority for technology purchases in the 167,762 companies using PEO Services. They are actively engaged with the Analytics & Data Science ecosystem, making them highly receptive to relevant vendor outreach, especially for solutions that integrate with, extend, or modernise their existing PEO Services environment. Timing matters: companies that have recently deployed PEO Services are in an active expansion phase and are most likely to purchase additional solutions.
ELP Data refreshes the PEO Services users list quarterly, removing companies that have churned off the platform and adding newly identified users. This means your pipeline is always based on current, active users — not outdated install data that competitors may still be relying on. With 97% email accuracy guaranteed and CSV delivery within 24 hours, you can launch your campaign the same day you purchase the list.
For sales teams running territory-based motions, the PEO Services list can be sliced by geographic region to build focused prospect sets for each account executive. For channel partners and resellers, the list is a powerful tool for identifying end-customer accounts where a conversation about PEO Services licensing, support, or expansion is immediately relevant. Whatever your go-to-market model — direct sales, channel, or inbound-assisted — the PEO Services installed base is a commercially actionable starting point that eliminates the prospecting phase and lets your team focus on selling.
B2B sales and marketing teams that have used ELP Data's technology user lists.
“The PEO Services users list from ELP Data was exactly what we needed. Highly targeted, accurate contacts delivered within hours. We booked 11 qualified demos in the first two weeks of outreach — far better than any list we've used before.”
“We've tried ZoomInfo and Apollo for PEO Services data and neither came close to ELP Data's accuracy or depth. The contacts are genuinely verified — bounce rate was under 3%. Will absolutely purchase again for our next campaign.”
“Good quality data, fast delivery, and helpful support team. The PEO Services list gave us access to decision-makers we struggled to find through any other channel. Filtered by company size and industry which made segmentation easy.”
“ELP Data is our go-to for technology installed base lists. The PEO Services contacts were current, properly segmented, and the free sample they provided before purchase accurately reflected the quality of the full list. Highly recommended.”
The PEO Services users email list powers multiple B2B marketing channels. Here is how sales and marketing teams put it to work.
Upload the PEO Services contact list directly into HubSpot, Mailchimp, Salesloft, or Outreach and run targeted email sequences. Segment by industry, company size, or job title to personalise messaging around the prospect's existing PEO Services environment. Decision-makers who already use PEO Services respond significantly better to messaging that acknowledges their tech stack and presents a clear integration or uplift story.
Each record in the PEO Services users list includes a verified direct dial phone number. Your sales development reps can call decision-makers — IT Director, CTO — at PEO Services companies without going through a switchboard. Filter by geography or company size to build territory-specific call lists for each SDR on your team. Direct dials dramatically increase connect rates compared to corporate main lines.
Upload the PEO Services email list as a custom audience on LinkedIn, Facebook, or Google to serve targeted ads directly to PEO Services decision-makers. LinkedIn Matched Audiences and Google Customer Match are particularly effective for enterprise tech audiences. Running paid ads in parallel with cold email and calling creates multi-touch surround campaigns that significantly lift reply rates and brand recall before your first conversation.
Use verified company addresses from the PEO Services users list to run direct mail campaigns — physical mailers, executive gift programmes, or personalised event invitations sent to decision-makers at PEO Services companies. In a world saturated with digital noise, a well-targeted piece of physical mail to a PEO Services VP or CTO stands out. Direct mail works especially well as part of an ABM programme targeting high-value enterprise accounts.
Use the PEO Services company list to build a Target Account List (TAL) for ABM programmes. Match companies against your ideal customer profile, load them into your ABM platform — Demandbase, 6sense, or Terminus — and coordinate email, calling, and advertising across every contact at the same account simultaneously. The PEO Services list provides all three channels in one file: direct email, direct dial, and LinkedIn profile URL for social matching.
The PEO Services email list is built for any B2B organisation that sells to, competes with, or partners with PEO Services user companies.
If your product integrates with, competes with, or complements PEO Services, the installed base is your primary addressable market. Every company in this list is a confirmed PEO Services user — a pre-qualified prospect who already understands the problem you solve.
PEO Services implementation firms, system integrators, and specialist consultants use this list to reach companies that are deploying, upgrading, or migrating from PEO Services. These are active projects with real budget attached.
B2B marketing agencies running campaigns for tech clients use the PEO Services users list to build targeted prospect pools for their clients. The list supports email campaigns, paid social audiences, programmatic advertising, and event invitation programmes.
Account executives at enterprise software companies use the PEO Services list to build territory prospect sets, identify expansion opportunities at existing accounts, and find net-new companies in their ICP that are confirmed PEO Services users.
Companies offering PEO Services training courses, certification programmes, and professional development use this list to reach the professionals and organisations that need to upskill their teams on the platform.
If you offer a product that replaces or upgrades PEO Services, the installed base is your highest-value cold outreach target. These companies have already validated the problem — the only question is whether your solution is a better fit.
Trusted, Compliant & Certified