K1 Invests in Rethink; Rethink Acquires Telehealth Platform TheraWe

Rethink First Acquires Total Therapy

January 18, 2022

Cloud & SaaS

Rethink First, backed by K1 Investment Management, has acquired Total Therapy (formerly Total ABA), a Salesforce-based practice management and billing software provider for ABA, speech, occupational, and physical therapy providers. The add-on expands Rethink’s behavioral health software capabilities and enables cross-selling to multi-disciplinary therapy providers across the developmental-disability care market.

Rethink First Acquires Whil

February 2, 2021

Healthcare Services

Rethink First, a K1-backed behavioral and mental health technology company, has acquired Whil, a digital mindfulness and stress-resilience platform. The deal combines Rethink’s clinically validated behavioral health content and scale with Whil’s science-based mindfulness and well-being programs to broaden enterprise, education and payer offerings.

Buildout Acquires Rethink (Think Tech Labs) — Riverside-backed Add-on

February 23, 2021

Cloud & SaaS

Buildout has acquired Rethink (Think Tech Labs), a SaaS CRM provider for commercial real estate brokers, and will integrate Rethink’s CRM capabilities into its marketing and deal-management platform. The transaction is an add-on to Buildout’s Riverside-backed platform, aimed at expanding product capabilities and delivering an integrated end-to-end solution for brokerages.

KKR Acquires Majority Interest in Therapy Brands

April 7, 2021

Software

KKR has agreed to acquire a majority interest in Therapy Brands, a Birmingham-based practice management and EHR software platform for mental, behavioral and rehabilitation healthcare providers. Existing investor PSG will remain a minority shareholder, and sellers include investment funds affiliated with Lightyear Capital, Oak HC/FT and Greater Sum Ventures; financial terms were not disclosed.

K1 Investment Management Invests in Digital Pharmacist

March 11, 2019

Cloud & SaaS

K1 Investment Management made a substantial growth investment (reported over $100 million) in Digital Pharmacist Inc. to help the Austin-based SaaS company scale operations, accelerate product development, and expand its digital patient–pharmacy engagement platform used by thousands of pharmacies. The company will continue to be led by its existing management team while leveraging K1's operational support and capital to consolidate market position.

RethinkFirst Acquires Joshin to Build Integrated Neurodiversity & Disability Support Platform

August 19, 2025

Healthcare Services

RethinkFirst (branded RethinkCare) has acquired Joshin, a provider of disability and neurodivergent navigation, coaching and accommodations services, to integrate Joshin’s personalized support into RethinkFirst’s behavioral health and workplace neurodiversity platform. The acquisition expands RethinkFirst’s capability to embed navigation, coaching and accommodations into employer benefits, EAPs and health plans to drive faster accommodations, higher productivity and stronger retention.