erosion and sediment control

Absolute Group specializes in commercial concrete, residential concrete, erosion & sediment control, and underground utilities. Proudly serving Des Moines and beyond.

concrete flatworkconcrete pumpingdamp proofingexcavatingfootingshardscapinglandscapingpoured foundation wallsslipform pavingSWPPP managementtrench footingsunderground utility installationwaterproofing

Acelution, Inc. is a construction company based in Yorktown, VA, specializing in Building Services, Concrete Lifting & Repair, Stormwater & Erosion, and Marine Construction. The company describes itself as one of the most diverse in its industry, handling projects from underwater to the top of water towers, including structural repairs, dredging of lakes and marinas, and ADA compliance improvements.

ADA compliance surveyscommercial divingconcrete liftingcustom fabricationdredgingReroofingresidingseawall sealing without excavationslab liftingsoil stabilizationstructural repairsunderwater welding

ADC Engineering is an engineering firm based in South Carolina with offices in Hanahan, Irmo, and Greenville. The firm provides civil, aviation, structural, and landscape architecture engineering services to clients throughout the Southeast and across the country.

Aviation engineeringcivil engineeringconstruction administration and observationhydraulic analysisLandscape Architecturepavement design and analysispermitting coordinationproject managementsite planningStormwater management & modelingstructural engineering

A.D. Marble is an environmental, cultural, and water resources engineering firm and a DBE/MBE/WBE firm. Its mission is to be a leader in the environmental, cultural, and water resources engineering fields through a sustainability mindset. It serves markets including construction services, energy, federal, highway and bridges, public private partnerships, trails and recreation, transit, water, and sustainability.

ArchaeologyCADD/GIScommunications designdrone aerial photographyecologyfarmland assessmentshazardous waste handlinginfiltration testingLandscape ArchitectureNEPA documentationNPDES permittingpublic involvement and agency coordinationSection 4(f) EvaluationsThreatened and Endangered Species Monitoringvisual site inspectionsWater resources engineeringwetland and stream mitigation monitoringWetlandswildlife and forest management

Angelo Underground is a Portland, Oregon-based excavation contractor serving commercial, municipal, and residential clients across the Portland metro area. It specializes in underground utility trenching, hydrovac excavation, and sewer tap installations, and is PGE-certified and an Avetta Consortium member, qualifying it for public works projects. The company also self-performs land clearing, site preparation and grading, and mass excavation and earthwork.

concrete demolitiondaylightingdewateringhydrovac excavationland clearingmass excavation and earthworkpotholingsaw cuttingsewer tap installationshoringsite preparation and gradingutility trenchingvacuum excavation

A & P Heavy Civil is a Florida heavy civil and marine general contractor serving public agencies, developers, and general contractors across the Southeast. Founded in 2025, it pairs boutique responsiveness with large-firm leadership experience on complex transportation, environmental, marine, and infrastructure work. It is a State of Florida Certified MBE and Certified General Contractor (License #CGC1540736).

concrete structuresdemolitiondock and boat ramp constructionexcavationfoundationsgeneral contractinggradingroadway constructionseawall constructionself-perform constructionsheet pile & pile drivingunderground utilities

Aterra Solutions is an engineering firm that partners with federal agencies, power utilities, facility owners, insurers, and municipalities to keep critical infrastructure safe, providing dam and levee engineering, flood modeling, geotechnical design, and near-real-time flood forecasting. The firm offers dam engineering and hydropower, flood modeling, mitigation and forecasting, flooding support for the nuclear industry, geotechnical and geostructural engineering, levee engineering and certification, and stormwater management.

dam safety assessmentFEMA/USACE levee certificationfoundation designgeostructural engineeringgeotechnical investigationHydrologic and hydraulic modelingHydropower engineeringinundation mappingnear-real-time flood forecastingNPDES permitting supportPart 12D safety inspectionsphysical and computational modelingpost-Fukushima flood hazard reevaluationPotential Failure Mode Analysesprobabilistic and deterministic flood hazard modelingrehabilitation designseepage and stability analysisspillway designstormwater management plans

AWP Services LLC is a veteran-owned small business founded by Austin Perkins, a U.S. Army veteran, serving Eastern and Central Pennsylvania. It is a Certified Veteran Enterprise (CVE) and Veteran-Owned Small Business (VOSB) providing excavation and site development for commercial, residential, and agricultural clients, built on integrity, hard work, and commitment to excellence.

concrete workdemolitiondrainage solutionsexcavationgradinghauling with tri-axle dump truckland clearingseptic installationsite preparationsnow removalstormwater managementutility trenching

Bartenfelder Landscape Service, Inc. has provided commercial landscape services since 1992. It is a full-service landscape design-build and maintenance contractor serving Maryland, Virginia, Delaware, Pennsylvania and New Jersey, offering services including erosion and sediment control, seeding and sod, maintenance, construction, retaining walls, and winter storm services, with a significant amount of government projects.

constructionfine gradinglandscape design-buildlandscape maintenancelawn installationmulchingplantingretaining wallsseeding and sodwinter storm services

Basalt Site Services is an Ellensburg, WA-based civil contractor serving public and private clients across Central Washington. It performs grading, demolition, structural excavation, underground utilities, septic systems, and EV charging infrastructure civil work, self-performed with Steelwrist-equipped excavators and managed from preconstruction through final completion. It is an SBA-certified VOSB and HUBZone firm and holds Washington OMWBE SBE and PWSBE certifications. The company was formed in 2024.

certified payrolldemolitionexcavationgradingrecord drawingsseptic system installationSteelwrist tiltrotator operationsubmittalsutility installation

Bear General Contractors is a general contractor specializing in commercial building construction in the Florida Panhandle, with decades of experience in commercial, educational, retail, office, institutional, industrial, and healthcare construction. The company also performs civil and utility construction and emphasizes quality control and cost-effective methods.

3D Modelingcommercial building constructionconceptual budgetingconstruction managementcurb and gutter installationdemolitiondesign-builddry ice blastingmass grading and excavationpre-construction planningrenovationretention pond constructionroadway reconstructionstormwater drainage systemsutility trenchingvirtual reality

Bishop Mays, Inc. is a Greenville, SC area site contractor founded in 2003 by former college roommates Michael Bishop and Tyler Mays. The company provides precision sitework from survey to striping, serving residential, commercial, industrial, and government clients across Upstate South Carolina and is fully licensed in North and South Carolina. It has a field and administrative workforce of over 30 experts.

AGTEK 4D estimatingasphalt pavingclearing and grubbingcurb and gutter installationdemolitionGPS machine control grading to 1/4 inchgradingland developmentmass earth movingrecyclingstorm drainage installationunderground retention/detention systems

Breckon Land Design is a comprehensive Landscape Architecture and Civil Engineering firm based in Boise, Idaho. The firm provides schematic, preliminary, and final design drawings, planting, irrigation, and lighting plans, grading, drainage, and stormwater management plans, erosion and sediment control, ADA site design, and site analysis, programming, and design. It serves sectors including education, parks and recreation, community and public agency, commercial, public safety and US military, waterscape, worship, and land development.

civil engineeringCost Estimatingdigital renderingshand renderingirrigation system designLandscape Architecturesite designstormwater management

Brookfield Site Development, Inc. (BSD) is a family owned and operated green site development and excavating company formed in July 2009 by Susan and Greg Harrison. Based in Leesburg, Virginia, it serves the Northern Virginia area with environmentally friendly clearing and grubbing, erosion and sediment control, bulk excavation, slope work, rock excavation, fine grading, and seedbed preparation.

bulk excavationclearing and grubbingexcavationfine gradinggradingrock excavationseedbed preparationslope work

Bruce Howard Contracting, Inc. is a heavy civil construction and engineering company based in Charles City, Virginia. The company provides commercial construction services including demolition, hydro-seeding, stormwater ponds and dams, engineering and site design, erosion and sediment control, road construction, stream restoration, excavation and grading, site clearing, and underground utility infrastructure. It is licensed and insured to work in Virginia, Maryland, West Virginia, North Carolina, and South Carolina, and is certified as a small, woman-own

demolitionengineering and site designexcavation and gradinghydro-seedingproject managementroad constructionsite clearingstream restorationunderground utility installation

Civil Builders provides general contracting, construction management, and site development services for federal, state, municipal, and private sector clients. The company holds a North Carolina General Contractor Unlimited Unclassified license covering Building, Highway, and Utilities, and is a U.S. Air Force veteran-owned company with more than 30 years of construction experience. It is CVE verified VOSB, SBA certified SDVOSB, and NC HUB certified.

clearing and grubbingconstruction managementcurb and sidewalk constructionearthworkgeneral contractingmass and fine gradingpavingpermitting and code compliancepre-construction planning and budgetingproject closeout and commissioningsite developmentsubcontractor managementutility installation (water, sewer, storm)

CML Contracting, LLC is a family owned and operated excavation company that has been in business since 2002, located in Buffalo Mills, PA. They specialize in excavation, land clearing, and utility services, including site prep, site development, road construction, utility line installation, laser grading, septic systems, foundations, and demolition.

demolitionexcavationforestry mulchinghydro-seedingland clearinglaser gradingroad constructionsite developmentsite prepstump grindingutility line installation

CREDE Consultancy is a civil engineering firm committed to fostering positive community development through sustainable, innovative, and impactful engineering solutions. Led by President/CEO W. Jessie Marsh, PE, the firm focuses on environmental sustainability, social responsibility, economic growth, and aesthetic value in its projects.

bike lane designconstruction administration and inspectionpermittingroadway and parking lot designroadway improvementsSite Civil Designsite grading and drainagestormwater managementtraffic control designutility coordinationzoning and land use analysis

Cross Country Land Services (CCLS) is a veteran-owned, HUBZone-certified contractor based in Jay, Maine, providing civil, government, and infrastructure sitework across Northern New England, including Maine, New Hampshire, Vermont, inland Massachusetts, and upstate New York. The company serves general contractors, government agencies, and private owners with site preparation, excavation, and infrastructure access, including federal work and complex logistics.

Access road constructionculvert installationdrainageexcavationforestry mulchinggradingGravel road maintenanceland clearingpond constructionright-of-way clearingSeawall remediationShoreline and slope stabilizationstormwater managementStream and tidal crossingstree serviceunderground utility constructionvegetation managementwetland restoration

Culbertson Contracting is a Virginia civil contractor serving Hampton Roads with civil site development, underground utilities, stormwater solutions, and hauling. Led by co-owners Rachael and Joseph Culbertson, the company holds a Virginia Class A Highway/Heavy (H/H) contractor license, is VDOT Prequalified, and is SWaM Small, Micro & Woman-Owned. It serves general contractors, commercial owners, municipalities, and public agencies.

BMP constructionclearingcompactiondump truck haulingexcavationfine gradinggradinghydroseedingmass gradingmaterial haulingsite preparationstabilizationstorm drainage installationutility installation

Curtis Contracting, Inc. (CCI) is a Virginia corporation licensed as a Class "A" Contractor since 1985 and pre-qualified with the Virginia Department of Transportation. CCI performs site development and infrastructure construction for federal, state, and local agencies as well as private clients, and is certified by the Commonwealth of Virginia as a Small Business.

asphalt pavingbridge constructioncast-in-place concreteclearingdemolitiondesign-buildgradingguardrail installationmass excavationsite workstorm drainagetraffic controlutilities

Dakota Matting is a national site access provider founded in 2018 that engineers safe, reliable access roads and ground protection for infrastructure projects in the energy, utility, and construction industries. It is a 100% privately-owned, family-owned and operated company and a certified Woman- and Minority-Owned Business Enterprise (WBENC and NMSDC). It supplies access matting and offers installation, removal, buy back, and restoration services.

engineering assistanceground levelingmat buy backmat grading and inspectionmat installationmat removalpermitting supplementsrestoration and seedingSite Analysis

DB Civil Construction, LLC is a DBE-certified civil construction company headquartered in St. Augustine, Florida. It employs tenured staff with experience in field operations, project management, estimating, commercial complete site development, and working with government municipalities and the FDOT. The company serves the public and private construction industry across North, Central, and West Florida and is licensed and insured in Florida as an Underground Utility Contractor.

estimatinggeneral excavation and earthmovingland clearing and grubbingproject managementroadway and parking lot construction and repairsite developmentsod installation, seeding, and mulchingstormwater distributionunderground utility installation

DeBorn Construction Inc. is a Class A Licensed Heavy Highway & General Build contractor based in Prince William County, Virginia, providing construction services in Virginia, Maryland and Washington since 2002. The company serves as a general contractor for commercial site development and utility construction, working on federal, state, county and private commercial projects.

asphalt pavingbioretention constructionconcrete sidewalksconstruction managementdemolitionexcavation and gradinglandscapingplayground developmentplumbingstormwater managementunderground utility constructionwater line installation