Inacomp TSG | 278 followers on LinkedIn. Leading provider of professional technology services. | Since 1982, InaCOMP has been a leading provider of professional technology services to mid-market companies, including state and local governments, educational institutions and commercial businesses. At one time, InaCOMP was the largest and most profitable computer distributor/aggregator in the United States. In a few short years, InaCOMP grew rapidly, negotiating several pivotal deals that positioned it as one of the most successful, high-growth companies in the country.