Leading Swimwear & Activewear Manufacturer

Sweenie Manufacturing is a custom clothing manufacturer based in New York, specializing in swimwear, activewear, ready-to-wear, and private label production.

  • Woman in a pink swimsuit standing on the beach, with her hand shielding her eyes, looking into the distance.
  • A woman in a pink sports top and pink shorts standing on a beach with her hand on her hip.
  • Woman sitting on beach in a brown swimsuit, facing the ocean with her back to the camera, hair flowing, with one arm raised and the other resting on a rock.
  • Woman in a red swimsuit posing with her hands on her head, standing near surfboards outdoors.
  • A woman wearing a matching brown bikini with white and dark brown tropical themed pattern, outdoors with a blurred natural background.
  • Woman in a yellow long sleeve swimsuit standing on the beach with ocean waves in the background, illuminated by warm sunlight.
  • Woman in swimwear holding a surfboard on a beach.
  • A woman lying on a wooden lounge chair in a bikini with black and white straps on a sandy surface.
  • A woman with long, wet dark hair wearing a red sleeveless crop top and matching red shorts, standing outdoors on a beach with a surfboard, with water and hills in the background.
  • A woman lying on a surfboard at the beach, wearing a black swimsuit with cutouts.
  • A woman in red athletic outfit adjusting her hair on the beach, wearing sunglasses.
  • A woman in a green outfit and hat hugging a palm tree on a sandy beach with the ocean in the background.
  • A woman in a brown swimsuit places a flower crown on a seated girl wearing a matching swimsuit by the water's edge on a tropical beach with a tree and mountains in the background.
  • A woman with long hair wearing a brown, sleeveless, cut-out swimsuit, accessorized with a pearl necklace and a bracelet, leaning back on a wooden railing outdoors with trees and a cloudy sky in the background.
  • A woman in a black swimsuit stands with a surfboard under her back under a partly cloudy sky, with palm trees in the background.

Sweenie Manufacturing is committed to being a net good in the world. Based in the United States, we carefully source materials from a trusted global supply chain of eco-friendly mills. Both our company here in New York and our sister factory in BogotΓ‘, Colombia, are female-owned and operated. Our team receives full benefits, above-average wages, and a retirement fund.

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An Ethical Apparel Manufacturer

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Design, Consulting, & Production Excellence

Sweenie Manufacturing is an industry leader in swim and activewear design, consulting, and production. We support entrepreneurs in bringing their brand to life, refining and expanding their vision with high-quality, scalable solutions.

Two women wearing swimsuits are standing back to back, with their arms raised and hands clasped together, against a clear blue sky.

Full Service Product Development

We will help you bring a new product to market or improve an existing line. We interpret your vision throughout the process, from sourcing, through materials selection, designing, and refining, until your product is complete.

Our long-standing experience and knowledge enable us to define direction and set your vision up for real-world success.

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Sourcing & Manufacturing

Through strategic partnerships, we offer full-service oversight of the entire manufacturing process.

Our quality control ensures all elements of your manufactured product meet or exceed the highest standards from start to finish.

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A stylized depiction of a wave or water splash with shades of teal and light blue.

Swimwear Manufacturing

Whether your focus is on women’s bikinis, men’s trunks, or stylish unisex swimsuits, we are your bathing suit manufacturer. We ensure your custom swimwear is engineered to stand out and deliver.

Abstract illustration of a teal cyclops eye on a light blue background.

Activewear Production

Clothing your core is one of our strengths. As fitness clothing manufacturers, we understand fit, function, and fabrication of clothing built for effortless movement.

Abstract illustration of a wave with shades of blue and teal.

Ready-to-Wear

Sweenie is the ethical apparel manufacturer for your wovens, knits, and specialty categories. Our technical expert custom design services blend comfort with refined tailoring to help you build a strong brand identity and inspire loyalty.

  • A logo featuring stylized black text forming a square shape with the word 'swim' written in lowercase next to it.
  • Logo for HH Wave Swimwear with stylized 'HH' and the words 'WAVE SWIMWEAR' below.
  • The word 'BAER' written in black capital letters on a white background.
  • Logo for Banaqubit Swim, featuring a square divided vertically with B on the left and S on the right, and the text 'BANANAQUIT Swim' below, along with 'USVI | EST 2019'.
  • A logo with the letters B and C overlapping, with the text 'BC SWIM' below.
  • Text that reads 'brisee swim' in cursive font.
  • The logo of the brand 'Buzzoms' in black text with a stylized letter 'B' and a feminine font.
  • BYRDIE Golf Social Wear logo with the text in black and a stylized golf club and ball.
  • Chelsea Piers Fitness logo with black and gray text on a white background
  • Text that reads 'COCO MARDEAN' in black, tall, handwritten-style letters on a white background.
  • The name "DANIELA CORTE" written in black capital letters on a white background.
  • The word 'DRIP' in black uppercase letters on a white background.
  • Text that reads "Favorite Flowers" in decorative black font on a white background.
  • Logo with a stylized palm tree and the words 'JLE SWIM' underneath.
  • Black abstract cat silhouette with the words 'Kitty & Vibe' underneath.
  • Lions & Willows logo in black text on a white background.
  • Lovers Bikinis logo in black text on a white background.
  • NOMADS logo in black text on a white background.
  • Logo with a pineapple illustration above the text 'salty pinΜƒa SWIM' in stylized font.
  • Text logo featuring the words 'gift' in a stylized script with 'Shaina Makai' below in uppercase
  • The phrase 'Small Temptations' written in black script on a white background.
  • The word 'strait' in bold black lowercase letters with a period at the end against a white background.
  • Text that reads 'Free People' in black on a white background.
  • Logo for Sunlion Swimwear with a sun illustration in the center
  • Logo for Sweet Demon Bikini Co. with a stylized devil's tail forming the letter 'S' and devil horns on the 'S' in 'Sweet'.
  • Logo with the text 'SWMWR by Courtney' in black and cursive.
  • VICSEN The Label logo in black text with a white background.
  • Logo with the word 'WAVE' where the letter 'A' is stylized with a wave design, and underneath it says 'THE LABEL'.
  • Blonde Rodeo logo with the tagline: 'Dive into Freedom: Where Surf Meets the Saddle'.
  • Rem Blair logo with a stylized wave design to the left of the text
  • Handwritten signature of the word 'lucym' in black ink on a white background.
  • Logo with the words 'BYOOT BOX' in stylized black font on a white background.
  • A person sitting on a dock at the edge of a lake or pond during sunset, with trees visible in the background and the sky displaying warm orange hues.
  • Logo with stylized letters 'bbb' and the text 'BODY BY SIMONE' underneath, on a black background.
  • Close-up of a pineapple with green spiky leaves and textured orange-yellow skin.
  • A black-and-white line drawing of a raccoon with detailed fur and facial features, holding a small object in its paws.
  • Logo featuring a large stylized letter D with a star and small letter E inside, followed by the text 'DO Melle'.
  • The image features the text 'HOLD NYC' in bold, white capital letters on a black background.

  • Sign with the word 'ALAMEA' in white letters on a red arrow-shaped background, surrounded by green tropical leaves and white and blue flowers.
  • Gold-colored handwritten text spelling 'baz.'
  • A palm tree with the text 'Bottom's Up Bikini's' and tropical flowers at the base.
  • Illustration of a house with palm trees and water surrounding it, with the text "Hadley's Bungalow" underneath.
  • Logo for Mary Jane Swim with a green cannabis leaf above the text.
  • Pepper & Jo logo with black oval outline, black text, and three small teal dots
  • Illustration of a fish in a bottle with the text 'Sea Thru'
  • Logo with a stylized sugar maple leaf and arches above the words "sugar + maple" in gray text.
  • Sun Kulture logo featuring a stylized dolphin jumping out of water with a sun and birds in the background.
  • Logo featuring a stylized sun with orange rays above the text 'Ray of Light swimwear' in blue.
  • Logo for Divine Feminine Intimates featuring a yin-yang symbol between the words 'Divine' and 'Feminine'.
  • A heart with curved lines above and below, and the text 'Love Leos' underneath.
  • Sunpatrol Swimwear logo with a stylized sun setting over water
A young woman in a white and yellow swimsuit standing by a pool, outdoors with trees and plants in the background.

Why choose Sweenie Manufacturing?

We were founded in 2008, and have more than 30 years of experience in the apparel industry.

We provide end-to-end apparel solutions and custom design services.

We fully support our factory and global sourcing, providing a streamlined path from idea to market.

more about us

  • We provide end-to-end service from idea to market, including consulting, fabric sourcing, pattern making and fit sampling, grading and marking, custom prints and graphics, hardware design and development, logo and branding components, packaging solutions, accessories development, hand work, printing, and more.

  • Yes, our core strengths are as a custom swimwear manufacturer and activewear clothing manufacturer. From performance-driven to fashion-forward, we fully understand this competitive market. We deliver garments engineered to move effortlessly with the body while standing out on the retail floor.

  • We are more than just a production partner. We help you develop your vision across a broad spectrum of categories. Our long history of success and experience has enabled us to create a streamlined path of full-service, scalable solutions.

  • Yes! We have a trusted global supply chain of eco-friendly mills and providers. Our services are built on ethical practices, including fair labor and accountability. We ensure materials of the highest standards of quality.