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Capability

design-build

Suppliers
1551
States & provinces
58
Countries
10

1551 design-build suppliers across 58 states and provinces in 10 countries. Profiles show capabilities, materials, certifications, and facility locations so you can compare shops and build a shortlist.

Suppliers

Homelksdfoiwekjdfiehihsd2026-10-07T18:07:34+00:00 Powering What’s Possible.One of Michigan’s Finest and Most Reliable Electrical Contractors We Estimate from the Smallest to the Largest Jobs Request an Estimate Services KEI is Proud to offer services to customers in Southwest Michigan and the entire Midwest. Industrial Service KEI has the skilled tradesmen and equipment to handle any industrial project from small to large. Commercial Service KEI understands your individual needs during projects such as deadlines, and budgetary concerns. Emergency Service Offering 24 hour emergency service in order to repair any electrical issues that may arise. View All Services Projects Check out our completed projects Completed Projects Built on Trust. Driven by Performance.©2026 KEI - All Rights Reserved • Powered by Geek Genius

control wiringelectrical constructionelectrical maintenanceelectrical safety inspectionsEV charger installationfiber optic cablinginfrared thermal imagingin-plant power distributionlighting installation and retrofitslow voltage security camera installationmedium and high voltagePLC wiring

Keithline Engineering (KE) is a HUBZone certified engineering and construction firm in Oklahoma founded in 2009 by Dan Keithline, a 32 year veteran. KE provides turnkey services including condition assessment, reconnaissance, value engineering, life cycle analysis, environmental clearance, aerial and land surveying, geotechnical investigations, hydrology and hydraulics modeling, design documents for construction, cost estimates, peer review, and vertical and horizontal construction for design-build and design-bid-build projects.

aerial/land surveyingcondition assessmentcost estimatesdesign-bid-builddesign documentsdrone surveying and photographyenvironmental clearancegeotechnical investigationshydrology and hydraulics modelinginspectionLife-Cycle Analysispeer reviewproject managementquality controlreconnaissancevalue engineeringvertical and horizontal construction

KELLER INC

KAUKAUNA, WI

Keller, Inc. is a 100% employee-owned design-build general contractor headquartered in Kaukauna, Wisconsin, with regional offices in Germantown, Sun Prairie, and Wausau. Founded in 1960 by Walter Keller, the company designs and builds commercial, industrial, and agricultural facilities across Wisconsin, managing projects in-house through an integrated team of planners, architects, and builders.

architecturecommercial kitchen and foodservice constructionconstruction managementestimatingfuel forecourt and site workPlanningremodeling

KELLEY CONSTRUCTION, INC

LOUISVILLE, KY

Kelley Construction is a construction firm serving local and national clients with offices in Louisville, KY, Bowling Green, KY, and The Colony, TX. Since 1978 it has delivered general contracting services and offers design-build, construction management, BIM, and LEED guidance. The company is licensed across 49 states and maintains a national subcontractor network.

3D printingBuilding Information Modeling (BIM)construction managementestimatinggeneral contractingLean schedulingLEED certification guidancePre-Constructionquality assurancequality controlself-perform workVR technology

KELSEY STRUCTURAL APC

LA MESA, CA

Kelsey Structural is a structural engineering firm founded in 2014 by Guy Kelsey, based in La Mesa and San Mateo, California. The firm provides structural engineering design, assessment, retrofit, and repair services for water and wastewater facilities, water storage tanks and reservoirs, infrastructure, military buildings, commercial buildings, and residential structures, including seismic evaluation and condition assessments.

condition assessmentconstruction support servicesCost Estimatingfinite element analysisnonlinear structural analysisperformance-based designretrofit designseismic analysisstructural engineering designstructural life cycle analysis

Kenbridge Construction is a family-owned and operated Class A commercial contractor based in Central Virginia, serving Virginia and the Carolinas since 1948. The company specializes in commercial contracting, construction management, and design-build services, and celebrated 75 years in business in 2023. It is a DSBSD Certified Small Business.

CMARcommercial constructionconstruction managementdesign assistgeneral contractingPPEApreconstruction servicespublic bidding

KENCO CONSTRUCTION INC

WOODINVILLE, WA

Kenco Construction Inc. provides metal and glass building exteriors, engineered, detailed, furnished, and installed complete, with design build support and multiple product integration. They offer custom design as well as manufactured standard products and serve Oregon, Washington, Alaska, and Hawaii.

coatings and finishescurtain wallcustom designglazinglocal productionmetal fabrication

Curran Electric Inc. is a full service, family owned and operated electrical contracting company based in Southern California. Established in 1963 by Kenneth and Theda Curran, it is a Woman Owned Small Business (WOSB) carrying B and C-10 licenses, fully bonded and insured, and signatory to the International Brotherhood of Electrical Workers (IBEW). It serves industrial, commercial, power generation, transportation, military, education, manufacturing, healthcare, and high-tech clients in public and private sectors.

airport lighting and controlassembly and commissioning of primary transformerselectrical contractingoutdoor area lightingplant distributionpole line design and construction

KENWAY COMPOSITES

AUGUSTA, ME

Creative Composites Group (CCG) designs and manufactures fiber reinforced polymer (FRP) composite products for infrastructure and industrial applications, including utility poles, bridges, building products, water and wastewater systems, and custom composites. CCG states it is the largest manufacturer of structural composites in the U.S. and has been developing FRP products for more than 50 years.

continuous laminationcustom moldingEngineering Servicesfilament windingFRP repair and maintenanceinstallationpultrusionstructural fabricationvacuum infusion

Key Construction is a commercial general contractor founded in 1978, completing more than $200 million in work annually throughout the country. The company is 100% employee-owned and specializes in projects ranging from $1 million to $100 million across a wide range of industries, including civic, education, healthcare, hospitality, industrial, mission critical, office, and retail.

3D Modelingconstruction managementfacility maintenancelaser scanningPre-construction servicesprogram managementquality assurancesafety training

KEYSTONE GC LLC

EL PASO, TX

Keystone Contractors & Engineers Inc is a concrete and site work contractor based in El Paso, TX. The company provides design build and engineering services and states it is a State HUB & DBE Certified Contractor and an 8(a) Certified Contractor. Its specialties include industrial/warehouse, office, local school districts, JOC Contract Region 19, City of El Paso, remodeling, renovation/alteration, and single family and multi-family complexes.

air freightbus padsconcrete workEngineering Serviceslogisticsremodelingrenovation/alterationroad constructionsewer worksidewalkssiteworkwarehousing distributionwater utilities

Keystone Masonry, Inc. is a masonry contractor headquartered in Yelm, Washington, in business since 1985. The company serves government, military, commercial, education, and K-12 clients, and describes itself as a partner on large and highly custom masonry projects, combining traditional craftsmanship with modern technology.

engineeringHistorical restorationmasonry cleaning & sealingmasonry constructionproject managementrenovation

K&G Contractors is a reputable contracting firm specializing in electrical, general construction, facility operations & maintenance, design-build, and finish trade services. They offer commercial electrical and general contracting services, focused on meeting customer goals and satisfaction, and describe themselves as partners committed to client success.

electrical contractingfacility operations & maintenancefinish trade servicesgeneral constructionlighting controls installationsprinkler & life safety services

K HAYES LTD

LEXINGTON, KY

K. Hayes Limited is a minority-owned general contracting firm serving all of Kentucky, incorporated on August 23, 2004. It is dedicated to quality construction and efficient management of resources, with capabilities to design and build commercial and industrial buildings, bridges, heavy construction, site development and utility construction, commercial building renovation, and water/wastewater treatment facilities. It holds SBA 8(A) and HUB Zone certifications.

bridge constructioncommercial building renovationcompetitive bidconstruction managementheavy constructionNegotiation for Construction Projectssite developmentutility constructionWater/wastewater treatment facility construction

KIEFNER BROTHERS INC

CAPE GIRARDEAU, MO

Kiefner Brothers, Inc. is a fourth generation family owned General Contractor located in Cape Girardeau, Missouri, formed in the 1920s and incorporated in 1968. The company provides preconstruction and construction services across a wide range of building types, with expertise in Design-Build, Healthcare, Commercial and Institutional Construction, Renovation and Remodels, and Concrete Construction and Sawcutting.

concrete constructionconstruction managementgeneral contractingRenovation and RemodelsSawcutting

KILGORE MECHANICAL

HOUSTON, TX

Kilgore Industries is a Houston-based contractor providing integrated mechanical, electrical, and plumbing (MEP) solutions, along with in-house fabrication and service capabilities, for complex construction projects across Texas. It serves industrial and commercial projects in healthcare, multifamily, aviation, education, and mission-critical sectors, with offices in Houston, Austin, Arlington, and San Antonio.

ductwork installationelectrical constructionequipment startup and commissioningfabricationHVAC installationLean constructionmechanical constructionpipefittingplumbing constructionprefabricationsheet metal fabrication

Killian Construction is a family-owned commercial construction firm that began in 1948 as a small midwest home builder. It is an Engineering News-Record Top 400 firm with over 400 construction projects completed nationwide across industries including commercial, entertainment, healthcare, hospitality, institutional, luxury, multi-family, mixed-use, residential and senior housing.

commercial renovationsconstruction managementCost Estimatingdevelopment planninggeneral contractingjob site safety and inspectionsPre-construction servicespreliminary schedulingproject value analysisquality control

Kimball Construction is a privately-held construction company with over four decades of experience as a prime general contractor and subcontractor. It provides new construction, building renovation, and additions projects for industrial, commercial, institutional, and government users, and self-performs critical portions of its projects. Licensed in Maryland, Virginia, West Virginia, Delaware, and the District of Columbia.

carpentryconstruction managementdeep foundation systemsdoor and hardware installationdriven pilesinterior finishespile drivingpre-engineered metal buildingsselective demolitionsheeting/shoringstructural concreteunderpinning

KIMBER 1985 LLC

MISSION, TX

KIMBER 1985 is an experienced and professional Rio Grande Valley-based General Contractor Company. As a LEAN construction company, it is committed to the "FCC" approach to construction: Facilitate, Communicate, and Coordinate, and provides clients with top-of-the-line services catering to their specific project needs and management requirements.

construction managementconstruction planninggeneral contractingLean construction

KIMIL CO INC

CHEEKTOWAGA, NY

Kimil Construction is a full service commercial plumbing company based in Cheektowaga, New York, founded in 1990. It provides plumbing services from the ground up, including underground site utilities to interior plumbing work, serving developers, general contractors and business owners in Western New York and Pennsylvania.

backflow certification and repairequipment rentalexcavationhydro excavationmedical gas installationpipe burstingpipe liningplumbingSewer cleaningsewer jettingutility locatingvideo inspection

Kincart Construction Company (KCC) is a full service general contracting firm based in Bartow, FL, specializing in commercial, industrial, and aviation construction. KCC is a Certified General Contracting (CGC1509575) company and a Certified Minority Business Enterprise (CMBE), capable of design/build work and constructing office buildings, homes, and apartment complexes.

aviation constructioncommercial constructionconstruction managementdemolitionEnvironmental Remediationindustrial constructionland developmentmetal buildingsPre-Cast Tilt Wall Constructionsite work

KINCO CONSTRUCTORS LLC

LITTLE ROCK, AR

Kinco Constructors is a full-service commercial construction company serving Arkansas since 1973. It provides high-quality general construction services to a broad range of clients, combining comprehensive building experience with hands-on project management and in-house self-performing capability backed by skilled craftsmen. The company has 140+ employees and has served 100+ clients over 50+ years in business.

construction managementestimatinggeneral constructionPreconstructionproject managementschedulingSelf-Perform

KINETIC BUILDWRIGHTS LLC

SALISBURY, MD

Kinetic Buildwrights LLC is a commercial mechanical contractor founded in 2022 by Jacob "Jake" Meadows and Greg Tucker, located in Salisbury, MD and serving all of Delmarva. It specializes in public and private plan & spec or design-build work, concentrating on light to heavy commercial, industrial, and custom/complex residential plumbing and HVAC builds.

AeroSeal duct sealingclosed-loop system flushingHVAC installation and repairhydro-vacmechanical constructionpipe jettingplumbing installation and repair

Kingdom Construction Group (KCG) is a fully integrated firm focused on design, engineering, construction, and mechanical services. Based in Mobile, Alabama, KCG provides general contracting and construction management with over 20 years of combined industry leadership, serving clients of all sizes with a team of architects, engineers, construction experts, field technicians, and mechanical service professionals.

commissioningconstructionconstruction managementdesignengineeringgeneral contractingmechanical servicesmunicipal utilitiesPre-Constructionsite work

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