What Flow Valve does

FlowValve is a US-based industrial manufacturer specializing in high-pressure flow control equipment for oil and gas well service operations. The company produces plug valves, swivel joints, integral fittings, flowline products, hose loops, and manifolds engineered for hydraulic fracturing, well testing, flowback, and cementing applications. Its product portfolio is built around a proprietary quality platform — PQC with iPAR (in-Process Automatic Recalibration) — that uses touch trigger probes on CNC machines to inspect and automatically recalibrate parts during machining, eliminating human error and reducing variation to microns. The firm also holds multiple patent-pending inventions, including a redesigned plug valve body with proprietary Super Seal elastomer and Grooveless Inserts engineered for extended service life, and a patented swivel machining process.

The company operates from a single 230,112 sq ft facility in Marietta, Oklahoma, housing 215 CNC machines — which it claims is the largest CNC machine manufacturing plant in Oklahoma. All products are 100% manufactured in the United States and the firm supports in-house recertification and rebuild services including mag particle, ultrasonic thickness, and hydrostatic testing. The business is ISO 9001:2015 registered and hydro-tests every product at 1.5x CWP. Operating as a privately held company with 51-100 employees under founder/owner Mark Nowell, FlowValve shares ownership and operational synergies with Kerr Pumps as sister companies, both leveraging the PQC with iPAR platform.

FlowValve operates a direct B2B enterprise sales motion, selling industrial flow control equipment to oil and gas well service operators. Revenue is generated through two streams: hardware sales of new equipment and recurring recertification/rebuild service revenue. Pricing is quote-based for industrial buyers, with a global shipping footprint. The company's value proposition centers on reliability (US manufacturing, ISO/API compliance, in-process quality control), extended product life (via proprietary seal and insert designs), and lead-time advantage through in-house inventory with constant replenishment.

Name

Flow Valve

Legal name

FlowValve

Website

https://flowvalve.com

Company type

Private

Founded year

2013

Operating status

Operating

Headcount range

51–100 employees

Short description

FlowValve is a US-based industrial manufacturer producing high-pressure plug valves, swivel joints, manifolds, and flowline equipment for oil and gas well service operators, supported by a proprietary PQC with iPAR in-process quality control platform and an in-house recertification/rebuild service offering.

Ownership category

akta.pro rank

Product category

Oilfield Well Service Equipment

NAICS

Fluid Power Valve and Hose Fitting Manufacturing (332912)

SIC

Oil & Gas Field Machinery & Equipment (3533), Gaskets, Packg & Sealg Devices & Rubber & Plastics Hose (3050), Steel Pipe & Tubes (3317)

akta.pro primary industry

Hydraulic Components (Pumps, Motors, Cylinders) (IMAHAGAA)

akta.pro secondary industries

Hoses, Tubing & Fittings (Hydraulic/Pneumatic Lines & Connectors) (IMAHAGAH), Hydraulic, Pneumatic & Fluid Power Systems MRO (Cylinders, Pumps, Valves, Hoses) (TLAKAHAI), Pneumatic Components (FRLs, Cylinders, Valves) (IMAHAGAC)

Keywords

• Plug valve manufacturing
• Swivel joint production
• Oilfield well service equipment
• Industrial flow control hardware
• Integral fittings supply

Headquarters

HQ city

Marietta

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Flow Control Equipment Sales: Direct sales of manufactured flow control equipment including plug valves, swivel joints, integral fittings, flowline products, hose loops, and manifolds for oil and gas well service operations.
2. Recertification and Rebuild Services: Complete recertification and rebuild services for well service products including mag particle testing, ultrasonic thickness testing, and hydrostatic testing.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

FlowValve manufactures plug valves, swivel joints, integral fittings, manifolds, hose loops, and flowline products used in oil and gas well service applications. The company operates a 230,112 sq ft manufacturing facility in Marietta, Oklahoma, equipped with 215 CNC machines and produces 100% US-made industrial flow control hardware. FlowValve also offers recertification and rebuild services for its installed equipment base.

Product overview

FlowValve is a manufacturer of high-pressure well service equipment for the oil and gas industry, offering a comprehensive portfolio of flow control products including Plug Valves SS, Swivels, Integral Fittings, Flowline, Hose Loops, and Manifolds. The company operates an advanced manufacturing facility with 215 CNC machines and has developed PQC with iPAR, a proprietary quality control technology platform. Supporting the core product line are service offerings including recertification, rebuild, material testing (mag particle, ultrasonic, hydrostatic), and iron tracking. All products are manufactured in the United States at the company's 230,112 sq. ft. facility in Marietta, Oklahoma.

Differentiator

Problem solved

Functional benefit

Brands

• PQC with iPAR™: Programmable Quality Control with in-Process Automatic Recalibration technology - a quality system that inspects parts during CNC machining using a touch trigger probe and automatically recalibrates to eliminate defects.
• Super Seal™
• Grooveless Inserts™

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Partnerships

One partnership is on record.

• Kerr PumpscoreStrategic or Co-development PartnerKerr Pumps and FlowValve share ownership and operate as sister companies, both using the PQC with iPAR quality system. Kerr Pumps manufactures pumps while FlowValve manufactures flow control valves and frac equipment, with combined manufacturing capabilities under the same ownership structure. The companies share advanced manufacturing facilities and quality systems.

Scale indicators4 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Kerr Pumps: Sister company under common ownership; manufactures pumps for the same oil and gas well service customers using the same PQC/iPAR quality system. Closest comparable given shared ownership, facility footprint, and overlapping customer base in frac and well service operations.
• Master Flo Valve (Bonatti Group): Specialty manufacturer of plug valves, chokes, and well service flow control equipment primarily for upstream oil and gas. Closely comparable product focus and target customer (well service operators) to FlowValve.
• Velan Inc. Public manufacturer of industrial valves including severe-service and high-pressure plug valves used in oil and gas, power, and process industries. Overlaps with FlowValve in plug valve technology and high-pressure service applications.

Broad incumbents

• National Oilwell Varco (NOV): One of the largest global manufacturers of oilfield equipment, including wellhead and flowline products, pressure control equipment, and frac components. Directly comparable product categories (valves, manifolds, fittings) within a much broader portfolio.
• Forum Energy Technologies: Mid-cap oilfield equipment manufacturer with a wide range of well service and drilling products, including valves, manifolds, and frac flowline equipment. Competes with FlowValve across multiple SKUs sold to the same well service customer base.
• Cameron (SLB / Schlumberger): Acquired by Schlumberger, Cameron is a global leader in wellhead equipment, valves, and pressure control systems for upstream oil and gas. Overlaps with FlowValve in plug valves, manifolds, and frac flow equipment sold to operators.
• Baker Hughes: Global oilfield services and equipment company offering well construction, completions, and pressure control equipment. Competitor in upstream flow control and pressure equipment categories relevant to FlowValve.
• Crane Co. (Crane ChemPharma & Energy): Diversified industrial manufacturer with a focused flow control segment including severe service valves for oil and gas, refining, and petrochemical applications. Comparable in plug and severe-service valve categories.

Emerging players

• Neway Valve: Chinese-based valve manufacturer with growing presence in oil and gas flow control products including ball, gate, and check valves for upstream and midstream applications. Competes globally on price in valve categories adjacent to FlowValve.
• Strahman Valves: Niche industrial valve and washdown equipment manufacturer serving oil and gas, chemical, and industrial process markets. Comparable as a specialized, privately-held industrial valve manufacturer competing in overlapping flow control applications.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/flowvalve

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 Flow Valve