Where is Restek located?

Restek is headquartered in Bellefonte, United States.

How many employees does Restek have?

As of Jun 30, 2026, the latest employee count at Restek is 383.

Is Restek a funded company?

Restek is a funded company, having raised a total of $***** in its 1st and only funding round.

Where does Restek rank among its competitors?

Restek ranks 3rd amongst 92 active competitors, of which 10 are funded. It stands 6th in terms of total funding among its competitors. The most recent competitor to raise funding was ChromaTan, which secured $4.45M in Sep, 2025.

Who are the top competitors of Restek?

Restek's top competitors include Sepax Technologies, Regis Technologies and Knauer. Among them, ChromaTan secured the most recent funding round in September, 2025.

Restek - 2026 Company Profile, Team & Competitors

Company Details

Restek is engaged in the development and manufacturing of GC, HPLC and UHPLC columns, reference standards, sample prep materials, and accessories. The company's products can be used for monitoring air, water, soil, foods, pharmaceuticals, chemical, and petroleum products. Their products are manufactured according to ISO 9001 standards. The company has developed Ultra Selective Liquid Chromatography™ (USLC®) technology which offers a wide range of selectivity with just a handful number of phases and thus enables quick LC column selection for fast, effective method development. Their LC column portfolio includes several product lines which include Raptor, Roc, Ultra LC, Pinnacle® DB and Viva LC columns each of which has special functional properties. The company also offers customized solutions for sample preparation.

Website: www.restek.com/
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Email ID: *****@restek.com

Key Metrics

Founded Year

1985

Location

Bellefonte, United States

Stage

Unfunded

Ranked

3^rd among 92 active competitors

Employee Count

383 as on Jun 30, 2026

Similar Companies

Sepax Technologies & 99 more

View Restek's full profile

Restek has not raised any funding rounds yet.

The founders of Restek is Paul Silvis. Bryan Wolcott is the CEO of Restek.

Here are the details of Restek's key team members:

Paul Silvis: Former Founder of Restek.

View details of Restek's Founder profiles and Board Members

Restek's employee count trend

Restek has 383 employees as of Jun 26. Here is Restek's employee count trend over the years:

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Top competitors of Restek include Sepax Technologies, Regis Technologies and Knauer. Here is the list of Top 10 competitors of Restek, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Sepax Technologies 2002, Newark (United States), Series D	Products and services for biomolecular separation	$109M	China Life Insurance, Fosun & 6 others	54/100
2nd	Regis Technologies 1956, Morton Grove (United States), Acquired	API CDMO and chromatography products: customized solutions for small molecule needs	-	First American Bank, HHS	49/100
3rd	Restek 1985, Bellefonte (United States), Unfunded	Developer and manufacturer of GC and LC columns, standards, accessories and sample prep materials	-	-	45/100
4th	Knauer 1962, Berlin (Germany), Funding Raised	Provides liquid chromatography solutions	-	Europa	45/100
5th	Rotachrom 2013, Dabas (Hungary), Series A	Developer of proprietary liquid chromatography tool	-	GB & Partners, Invendor Advisory Services	45/100
6th	Tosoh Bioscience 1935, Tokyo (Japan), Unfunded	Biomolecular separation instruments, and clinical analyzers	-	-	44/100
7th	Semba Biosciences 2005, Madison (United States), Acquired	Provider of systems for molecular separation based on simulated moving bed chromatography (SMBC)	$5.85M	Tosoh Bioscience, Wisconsin Department of Commerce ... & 5 others	42/100
8th	SCION Instruments 2014, Livingston (United Kingdom), Unfunded	Gas Chromatography Solutions	-	-	42/100
9th	ChromaTan 2009, State College (United States), Series A	Novel continuous counter-current tangential chromatography-based separation technology	$5.32M	Pennsylvania state funds, Lateral Capital ... & 7 others	41/100
10th	Upfront Chromatography 1992, Copenhagen (Denmark), Series B	Provides chromatography technology for protein separation processes	$32.3M	DSM, Kreos Capital & 2 others	41/100