What Accurate Append does

Accurate Append Inc. is a privately held U.S. consumer data intelligence company that provides contact data append, enrichment, verification, and skip tracing services. The firm operates a platform built on a database of more than 250 million verified U.S. consumer records, with a core individual-level matching engine that cross-references name, address, and behavioral data points across multiple sources before appending contact information, returning a confidence score on every matched record. Service lines fall into three groups: Data Append (phone, email, address, demographic, contact, reverse email/phone, and skip tracing), Data Enhancement (lead validation, customer data verification, email verification, wealth screening, customer profiling, CRM enrichment/cleansing, and email/data hygiene), and List Building (custom lists, consumer email/mailing lists, homeowners lists, zip-coded lists, political lists, real estate lists, and Turning 65 Medicare leads). The company also offers 13 distinct RESTful APIs supporting address validation, caller identification, consumer data, demographic data, email validation/lookup/scrubbing, phone verification, reverse phone and address lookup, skip tracing, and customer data verification.

Name

Accurate Append

Legal name

Accurate Append Inc.

Website

https://accurateappend.com

Company type

Private

Founded year

2008

Operating status

Operating

Headcount range

11–50 employees

Short description

Accurate Append is a U.S. consumer data intelligence company providing data append, enrichment, and verification services through a self-service portal, managed services, and 13 APIs, serving mid-market and enterprise customers across insurance, mortgage, healthcare staffing, political, real estate, and similar verticals.

Ownership category

akta.pro rank

Product category

Consumer Data Intelligence and Append Services

NAICS

Direct Mail Advertising (541860), Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services (51821), Web Search Portals and All Other Information Services (519290)

SIC

Services-Computer Processing & Data Preparation (7374), Services-Computer Programming, Data Processing, Etc. (7370), Services-Direct Mail Advertising Services (7331)

akta.pro primary industry

Marketing Database & Contact Data Providers (B2B/B2C Lists) (BPAFAKAF)

akta.pro secondary industries

Data Quality, Profiling & Validation (within Integration) (HDAEACAI), Direct Response & Database Marketing (Mailing Lists, Data Hygiene) (MPAAAIAK), Data Quality, Observability & Metadata Management Services (BPAEAHAI)

Keywords

• Consumer data append
• Data enrichment services
• Email verification API
• Phone append services
• Skip tracing services

Headquarters

HQ city

Sacramento

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Software

Cost components

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

Revenue model

1. Data Append Services: The company charges for data append results, where customers pay only for the records that successfully match. Customers upload a list, receive a free match report projecting match rate and confidence distribution, and then pay only for matched records. Pricing is customized based on data volume and service tier.
2. API Access (Usage-Based): API integration provides real-time data enrichment, address validation, phone/email verification, and other services on a usage basis. Customers can request an API trial key for testing. Pricing is customized per business needs.
3. Managed Data Services: Full-service data processing where the Accurate Append team handles list uploads, field mapping, QA, and delivery formatted to the customer's dialer or CRM exact specification. Suitable for complex lists and tight timelines.
4. Self-Service Portal: Self-service portal for one-time or occasional list runs where customers upload a CSV, map fields, receive a free match report, and pay only for matches. No account manager required.

Pricing tiers

Go-to-market motion2 records

Distribution channels4 records

Marketing channels6 records

Core offering

Accurate Append provides consumer contact data append, enrichment, verification, and skip tracing services drawn from a 250+ million record U.S. consumer database, delivered via a self-service web portal, RESTful API for real-time CRM and marketing automation integration, or full-service managed engagements handled by in-house data experts. Core capabilities include individual-level identity matching, confidence scoring on every record, and specialized data products for verticals such as insurance, mortgage lending, healthcare staffing, higher education, real estate, tax resolution, and political campaigns.

Product overview

Accurate Append is a data intelligence platform offering consumer contact data services through three core product lines: Data Append (including Email, Phone, Address, Demographic, Contact, Reverse Email/Phone, and Skip Tracing services), Data Enrichment (including Lead Validation, Customer Data Verification, Email Verification, Wealth Screening, Customer Profiling, Data Enhancement, Data Hygiene, CRM Data Enrichment/Cleansing, Email Hygiene, and Database Marketing), and List Building (Custom List Building, Consumer Email Lists, Consumer Mailing Lists, Homeowners Mailing Lists, Mailing Lists By Zip Code, Political Mailing Lists, Real Estate Mailing Lists, and Turning 65 Medicare Leads). The platform also provides a comprehensive API Integration product line with 13 distinct APIs covering address validation, caller identification, consumer data, demographic data, email validation/lookup/scrubbing, phone verification/reverse lookup, reverse address lookup, skip tracing, and customer data verification. Customers can access services through three delivery methods: a Self-Service Portal for one-time or occasional runs, Managed Services for expert-assisted processing, or API Integration for real-time automated enrichment. The company serves industries including Healthcare Staffing, Higher Education, Insurance, Lead Generation, Marketing Consulting, Mortgage Lending, Political Data Consulting, Real Estate, and Tax Resolution.

Differentiator

Problem solved

Functional benefit

Products and services

• Data Append Core service that fills in missing contact details by matching existing identifiers (name, address, email, phone) to verified records in a 250+ million U.S. consumer database. Sold to marketing and sales teams needing complete contact records.
• Email Append Appends verified email addresses to existing customer records using name and address matching.
• Phone Append Retrieves and appends valid mobile and landline phone numbers tied to specific individuals.
• Reverse Email Append Uses an email address to look up and append additional contact details including name, address, and phone number.
• Reverse Phone Append Uses a phone number to retrieve and append associated contact information including name, address, and email.
• Address Append Verifies or finds current physical mailing addresses from name or email inputs.
• Demographic Append Enhances customer records with demographic attributes such as age, income, household characteristics, and lifestyle indicators.
• Contact Append Completes incomplete contact records by appending missing fields including name, phone, email, and address.
• Skip Tracing Locates current contact information for individuals by tracing through multiple data sources when standard records are outdated or disconnected.
• Data Enrichment Enhances existing customer databases with additional data points and insights to create more complete and actionable profiles.
• Lead Validation Validates that contact information on leads is real, accurate, and belongs to the person who submitted the form before outreach begins, using email/phone/identity checks against 250M+ records.
• Customer Data Verification Confirms the accuracy of existing customer records by cross-referencing against verified consumer databases.
• Email Verification
• Wealth Screening
• Customer Profiling
• Data Hygiene
• CRM Data Enrichment
• CRM Data Cleansing
• Email Hygiene
• Database Marketing
• Custom List Building
• Consumer Email Lists
• Consumer Mailing Lists
• Homeowners Mailing Lists
• Mailing Lists By Zip Code
• Political Mailing Lists
• Real Estate Mailing Lists
• Turning 65 Medicare Leads
• Address Validation & Verification API
• Caller Identification API
• Consumer Data API
• Customer Data Verification API
• Data Enrichment API
• Demographic Data API
• Email Validation & Verification API
• Email Scrubbing API
• Email Lookup API
• Phone Verification API
• Phone & Reverse Phone Lookup API
• Reverse Address Lookup API
• Skip Tracing API
• Self-Service Portal
• Managed Services
• Customer Intelligence
• Data Enhancement
• Customer Profile Enrichment

Quantifiable outcome

• 30% more conversions through verified consumer data
• +3 more outcomes

Segments10 records

Ideal customer profiles8 records

Technology focussed Yes

API detail

Has API

Yes

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Scale indicators5 records

Recent moves5 records

Expansion highlights5 records

Direct peers

• Melissa (Melissa Data): Melissa provides address verification, identity data, and contact data quality tools for businesses; directly comparable to Accurate Append's address validation, email/phone verification, and data quality product lines aimed at similar marketing/CRM use cases.
• BeenVerified (PeopleLooker): BeenVerified / PeopleLooker provides consumer background, contact, and reverse lookup services to both consumer and B2B users—directly overlapping with Accurate Append's reverse phone, reverse address, and skip tracing products.
• IDI (Idicore) / TLO: IDI and TLO provide investigative and skip-tracing data to collections, legal, and recovery professionals—a direct comparator to Accurate Append's skip tracing, phone/email/address append, and consumer locate offerings.
• Salesgenie (Data.com): Salesgenie provides U.S. consumer and business leads, mailing lists, and contact data for sales and marketing teams—directly comparable to Accurate Append's custom list building, consumer mailing lists, and homeowners/political lists products.
• PeekYou: PeekYou operates people-search and identity aggregation across public sources, supplying contact data products used in skip tracing and outreach—comparable to Accurate Append's reverse append and skip tracing capabilities.

Broad incumbents

• Acxiom (LiveRamp): Acxiom/LiveRamp is one of the largest U.S. consumer data providers, offering identity resolution, audience targeting, and data append at enterprise scale; comparable in core consumer data append capability though broader in scope and far larger.
• Experian Marketing Services: Experian operates consumer credit and marketing data businesses that include contact data append, demographic enrichment, and identity verification—directly overlapping with Accurate Append's consumer data append and verification services at enterprise scale.
• TransUnion (Consumer Data): TransUnion's consumer information business includes people search, skip tracing, and identity data services used for collections and outreach—directly comparable to Accurate Append's skip tracing and reverse append/lookup products.
• LexisNexis Risk Solutions: LexisNexis Risk Solutions aggregates public records, identity data, and consumer contact information for skip tracing, due diligence, and fraud—the same underlying consumer identity record market in which Accurate Append competes.
• Oracle Data Cloud (Datalogix): Oracle Data Cloud leverages large-scale U.S. consumer data for audience targeting and measurement—comparable to Accurate Append's demographic append and audience-related data enrichment, though at platform scale.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks7 records

Key highlights7 records

Customer concentration

• Xx.com/accurate_append
• LinkedInlinkedin.com/company/accurate-append

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

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 Accurate Append